v3.24.3
Shareholder Report
 6 Months Ended
Sep. 30, 2024
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Ivy Funds
Entity Central Index Key 0000883622
Entity Investment Company Type N-1A
Document Period End Date Sep. 30, 2024
Delaware Ivy Mid Cap Growth Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Growth Fund
Class Name Class R6
Trading Symbol IGRFX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
35		 0.69
%
*
Annualized
Expenses Paid, Amount $ 35
Expense Ratio, Percent 0.69% [1]
Net Assets $ 6,674,049,585
Holdings Count | Holding 66
Advisory Fees Paid, Amount $ 20,036,342
Investment Company, Portfolio Turnover 19.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
6,674,049,585
Total number of portfolio holdings 66
Total advisory fees paid
$
20,036,342
Portfolio turnover rate 19
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 25.82
%
Healthcare 20.20
%
Industrials 18.53
%
Consumer Discretionary 14.39
%
Financials 8.19
%
Communication Services 4.74
%
Real Estate 3.74
%
Consumer Staples 2.34
%
Materials 1.56
%
 
 
 
 
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Delaware Ivy Smid Cap Core Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Smid Cap Core Fund
Class Name Class I
Trading Symbol IVVIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Smid Cap Core Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
46		 0.89
%
*
Annualized
Expenses Paid, Amount $ 46
Expense Ratio, Percent 0.89% [1]
Net Assets $ 352,906,045
Holdings Count | Holding 128
Advisory Fees Paid, Amount $ 1,047,484
Investment Company, Portfolio Turnover 8.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
352,906,045
Total number of portfolio holdings 128
Total advisory fees paid
$
1,047,484
Portfolio turnover rate 8
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net ass
ets
of the Fund.
Sector allocation
Finance 14.50
%
Technology 13.88
%
Healthcare 13.19
%
Capital Goods 11.90
%
Real Estate Investment Trusts 7.51
%
Basic Materials 7.25
%
Business Services 5.16
%
Energy 4.86
%
Consumer Discretionary 4.27
%
Credit Cyclicals 3.71
%
 
 
 
 
Top 10 equity holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Largest Holdings [Text Block]
Top 10 equity holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Delaware Real Estate Securities Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Real Estate Securities Fund
Class Name Class R
Trading Symbol IRSRX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Real Estate Securities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
78		 1.45
%
*
Annualized
Expenses Paid, Amount $ 78
Expense Ratio, Percent 1.45% [1]
Net Assets $ 114,688,210
Holdings Count | Holding 32
Advisory Fees Paid, Amount $ 243,597
Investment Company, Portfolio Turnover 22.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
114,688,210
Total number of portfolio holdings 32
Total advisory fees paid
$
243,597
Portfolio turnover rate 22
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
REIT Healthcare 18.38
%
REIT Data Center 16.76
%
REIT Retail 14.38
%
REIT Multifamily 11.23
%
REIT Industrial 10.89
%
REIT Single Family 6.53
%
REIT Self-Storage 4.91
%
REIT Specialty 4.60
%
REIT Diversified 3.20
%
REIT Hotel 2.36
%
 
 
 
Top 10 eq
ui
ty holdings
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate
Equities 		3.71
%
Digital Realty Trust 3.69
%
 
Largest Holdings [Text Block]
Top 10 eq
ui
ty holdings
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate
Equities 		3.71
%
Digital Realty Trust 3.69
%
 
Delaware Ivy International Core Equity Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy International Core Equity Fund
Class Name Class A
Trading Symbol IVIAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy International Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
53		 1.03
%
*
Annualized
Expenses Paid, Amount $ 53
Expense Ratio, Percent 1.03% [1]
Net Assets $ 1,616,067,129
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 4,539,354
Investment Company, Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,616,067,129
Total number of portfolio holdings 58
Total advisory fees paid
$
4,539,354
Portfolio turnover rate 41
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
France 12.31
%
Japan 11.92
%
Germany 11.12
%
China 8.99
%
United Kingdom 7.85
%
India 6.86
%
Netherlands 6.82
%
South Korea 4.43
%
Brazil 4.41
%
Taiwan 4.24
%
 
 
 
 
Sector allocation
Financials 19.85
%
Industrials 15.30
%
Consumer Discretionary 14.08
%
Information Technology 14.08
%
Healthcare 12.13
%
Communication Services 9.03
%
Consumer Staples 6.98
%
Materials 3.41
%
Energy 2.62
%
Utilities 1.36
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor
Manufacturing
 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor
Manufacturing
 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Delaware Ivy Mid Cap Income Opportunities Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Income Opportunities Fund
Class Name Class I
Trading Symbol IVOIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Income Opportunities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
43		 0.83
%
*
Annualized
Expenses Paid, Amount $ 43
Expense Ratio, Percent 0.83% [1]
Net Assets $ 1,128,335,560
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 3,527,477
Investment Company, Portfolio Turnover 15.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,128,335,560
Total number of portfolio holdings 35
Total advisory fees paid
$
3,527,477
Portfolio turnover rate 15
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net
assets
of the Fund.
Sector allocation
Industrials 31.27
%
Consumer Discretionary 19.68%
Materials 14.05
%
Financials 8.57
%
Information Technology 8.43
%
Healthcare 5.65
%
Consumer Staples 5.62%
Real Estate 5.49
%
 
 
 
 
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory
compliance
purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Delaware Ivy Small Cap Growth Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Small Cap Growth Fund
Class Name Class R6
Trading Symbol IRGFX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Small Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block]
You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000
investment
)
Class Costs of a $10,000 investment Costs paid
as
a percentage of a $10,000 investment
*
Class R6
$
38		 0.76
%
*
Annualized
Expenses Paid, Amount $ 38
Expense Ratio, Percent 0.76% [1]
Net Assets $ 1,308,789,809
Holdings Count | Holding 77
Advisory Fees Paid, Amount $ 4,463,165
Investment Company, Portfolio Turnover 33.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,308,789,809
Total number of portfolio holdings 77
Total advisory fees paid
$
4,463,165
Portfolio turnover rate 33
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Healthcare 24.45
%
Information Technology 22.93
%
Industrials 21.78
%
Consumer Discretionary 12.74
%
Financials 7.86
%
Materials 3.75
%
Consumer Staples 2.72
%
Communication Services 1.76
%
Energy 1.61
%
 
 
 
 
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal Signal 3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Largest Holdings [Text Block]
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal Signal 3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Delaware Ivy Large Cap Growth Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Large Cap Growth Fund
Class Name Class I
Trading Symbol IYGIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Large Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
34		 0.64
%
*
Annualized
Expenses Paid, Amount $ 34
Expense Ratio, Percent 0.64% [1]
Net Assets $ 8,420,888,668
Holdings Count | Holding 36
Advisory Fees Paid, Amount $ 19,859,522
Investment Company, Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
8,420,888,668
Total number of portfolio holdings 36
Total advisory fees paid
$
19,859,522
Portfolio turnover rate 9
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 43.12
%
Healthcare 11.52
%
Financials 11.35
%
Consumer Discretionary 11.23
%
Communication Services 8.46
%
Industrials 8.15
%
Real Estate 3.22
%
Consumer Staples 2.49
%
 
 
 
 
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance
purposes
.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Delaware Ivy Mid Cap Growth Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Growth Fund
Class Name Class A
Trading Symbol WMGAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
52		 1.04
%
*
Annualized
Expenses Paid, Amount $ 52
Expense Ratio, Percent 1.04% [1]
Net Assets $ 6,674,049,585
Holdings Count | Holding 66
Advisory Fees Paid, Amount $ 20,036,342
Investment Company, Portfolio Turnover 19.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
6,674,049,585
Total number of portfolio holdings 66
Total advisory fees paid
$
20,036,342
Portfolio turnover rate 19
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 25.82
%
Healthcare 20.20
%
Industrials 18.53
%
Consumer Discretionary 14.39
%
Financials 8.19
%
Communication Services 4.74
%
Real Estate 3.74
%
Consumer Staples 2.34
%
Materials 1.56
%
 
 
 
 
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Categorizations used for financial reporting purposes may differ from categorizations used for
regulatory
compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Delaware Ivy International Core Equity Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy International Core Equity Fund
Class Name Class R6
Trading Symbol IINCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy International Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
34		 0.66
%
*
Annualized
Expenses Paid, Amount $ 34
Expense Ratio, Percent 0.66% [1]
Net Assets $ 1,616,067,129
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 4,539,354
Investment Company, Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,616,067,129
Total number of portfolio holdings 58
Total advisory fees paid
$
4,539,354
Portfolio turnover rate 41
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment
m
akeup of the Fund, with each category representing a percentage of the tot
al
net assets of the Fund.
Country allocation
France 12.31
%
Japan 11.92
%
Germany 11.12
%
China 8.99
%
United Kingdom 7.85
%
India 6.86
%
Netherlands 6.82
%
South Korea 4.43
%
Brazil 4.41
%
Taiwan 4.24
%
 
 
 
 
Sector allocation
Financials 19.85
%
Industrials 15.30
%
Consumer Discretionary 14.08
%
Information Technology 14.08
%
Healthcare 12.13
%
Communication Services 9.03
%
Consumer Staples 6.98
%
Materials 3.41
%
Energy 2.62
%
Utilities 1.36
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Delaware Ivy Science and Technology Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Science and Technology Fund
Class Name Class Y
Trading Symbol WSTYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Science and Technology Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
63		 1.18
%
*
Annualized
Expenses Paid, Amount $ 63
Expense Ratio, Percent 1.18% [1]
Net Assets $ 5,964,974,936
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 23,027,965
Investment Company, Portfolio Turnover 21.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
5,964,974,936
Total number of portfolio holdings 35
Total advisory fees paid
$
23,027,965
Portfolio turnover rate 21
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector
allocati
on
Information Technology 66.99
%
Communication Services 13.39
%
Consumer Discretionary 10.27
%
Healthcare 5.52
%
Industrials 3.51
%
 
 
 
 
Top 10 equity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Delaware Ivy Core Equity Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Core Equity Fund
Class Name Class R6
Trading Symbol ICEQX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000
investment
*
Class R6
$
35		 0.67
%
*
Annualized
Expenses Paid, Amount $ 35
Expense Ratio, Percent 0.67% [1]
Net Assets $ 3,880,535,664
Holdings Count | Holding 49
Advisory Fees Paid, Amount $ 11,540,258
Investment Company, Portfolio Turnover 10.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
3,880,535,664
Total number of portfolio holdings 49
Total advisory fees paid
$
11,540,258
Portfolio turnover rate 10
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 29.47
%
Financials 20.86
%
Healthcare 11.40
%
Communication Services 8.50
%
Industrials 8.49
%
Consumer Discretionary 7.21
%
Materials 5.05
%
Consumer Staples 3.92
%
Energy 1.36
%
Utilities 1.23
%
 
 
 
 
Top 10 equity holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Categorizations used for financial reporting purposes may differ fro
m
categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Delaware Ivy Small Cap Growth Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Small Cap Growth Fund
Class Name Class A
Trading Symbol WSGAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Small Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000
investment
)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
58		 1.14
%
*
Annualized
Expenses Paid, Amount $ 58
Expense Ratio, Percent 1.14% [1]
Net Assets $ 1,308,789,809
Holdings Count | Holding 77
Advisory Fees Paid, Amount $ 4,463,165
Investment Company, Portfolio Turnover 33.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,308,789,809
Total number of portfolio holdings 77
Total advisory fees paid
$
4,463,165
Portfolio turnover rate 33
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each
category
representing a percentage of the total net assets of the Fund.
Sector allocation
Healthcare 24.45
%
Information Technology 22.93
%
Industrials 21.78
%
Consumer Discretionary 12.74
%
Financials 7.86
%
Materials 3.75
%
Consumer Staples 2.72
%
Communication Services 1.76
%
Energy 1.61
%
 
 
 
 
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal
Signal 		3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Largest Holdings [Text Block]
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal
Signal 		3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Delaware Ivy Balanced Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Balanced Fund
Class Name Class Y
Trading Symbol IBNYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Balanced Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
55		 1.05
%
*
Annualized
Expenses Paid, Amount $ 55
Expense Ratio, Percent 1.05% [1]
Net Assets $ 1,577,247,586
Holdings Count | Holding 375
Advisory Fees Paid, Amount $ 4,944,463
Investment Company, Portfolio Turnover 38.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,577,247,586
Total number of portfolio holdings 375
Total advisory fees paid
$
4,944,463
Portfolio turnover rate 38
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 60.10
%
Corporate Bonds 10.87
%
Agency Mortgage-Backed Securities 9.70
%
US Treasury Obligations 6.21
%
Short-Term Investments 4.29
%
Non-Agency Commercial Mortgage-Backed Securities 2.95
%
Exchange-Traded Fund 2.82
%
Non-Agency Asset-Backed Securities 1.13
%
Agency Collateralized Mortgage Obligations 0.91
%
Non-Agency Collateralized Mortgage Obligations 0.55
%
Loan Agreements 0.38
%
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Delaware Climate Solutions Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Climate Solutions Fund
Class Name Class C
Trading Symbol IEYCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Climate Solutions Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
104		 1.99
%
*
Annualized
Expenses Paid, Amount $ 104
Expense Ratio, Percent 1.99% [1]
Net Assets $ 132,150,208
Holdings Count | Holding 31
Advisory Fees Paid, Amount $ 373,341
Investment Company, Portfolio Turnover 4.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
132,150,208
Total number of portfolio holdings 31
Total advisory fees paid
$
373,341
Portfolio turnover rate 4
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Utilities 35.48
%
Industrials 22.54
%
Materials 17.89
%
Energy 12.45
%
Information Technology 4.23
%
Real Estate 3.89
%
Consumer Staples 3.04
%
 
 
 
 
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste Management 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste Management 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Delaware Ivy High Income Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy High Income Fund
Class Name Class I
Trading Symbol IVHIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy High Income Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last
six
months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
33		 0.64
%
*
Annualized
Expenses Paid, Amount $ 33
Expense Ratio, Percent 0.64% [1]
Net Assets $ 2,754,919,482
Holdings Count | Holding 249
Advisory Fees Paid, Amount $ 6,460,916
Investment Company, Portfolio Turnover 31.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
2,754,919,482
Total number of portfolio holdings 249
Total advisory fees paid
$
6,460,916
Portfolio turnover rate 31
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The table below shows the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Energy 12.84
%
Media 9.74
%
Basic Industry 9.25
%
Healthcare 8.09
%
Telecommunications 7.71
%
Capital Goods 7.70
%
Leisure 7.62
%
Services 6.41
%
Technology & Electronics 5.60
%
Financial Services 4.42
%
 
 
 
 
Delaware Ivy Core Equity Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Core Equity Fund
Class Name Class A
Trading Symbol WCEAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
53		 1.00
%
*
Annualized
Expenses Paid, Amount $ 53
Expense Ratio, Percent 1.00% [1]
Net Assets $ 3,880,535,664
Holdings Count | Holding 49
Advisory Fees Paid, Amount $ 11,540,258
Investment Company, Portfolio Turnover 10.00%
Additional Fund Statistics [Text Block]
Fund statistics
(
as
of September 30, 2024)
Fund net assets
$
3,880,535,664
Total number of portfolio holdings 49
Total advisory fees paid
$
11,540,258
Portfolio turnover rate 10
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with e
ach cat
egory representing a percentage of the total net asse
ts
of the Fund.
Sector allocation
Information Technology 29.47
%
Financials 20.86
%
Healthcare 11.40
%
Communication Services 8.50
%
Industrials 8.49
%
Consumer Discretionary 7.21
%
Materials 5.05
%
Consumer Staples 3.92
%
Energy 1.36
%
Utilities 1.23
%
 
 
Top 10
equity
holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory
co
mpliance purposes.
Largest Holdings [Text Block]
Top 10
equity
holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Delaware Ivy Systematic Emerging Markets Equity Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Systematic Emerging Markets Equity Fund
Class Name Class R
Trading Symbol IYPCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Systematic Emerging Markets Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
68		 1.30
%
*
Annualized
Expenses Paid, Amount $ 68
Expense Ratio, Percent 1.30% [1]
Net Assets $ 736,764,288
Holdings Count | Holding 99
Advisory Fees Paid, Amount $ 1,816,672
Investment Company, Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
736,764,288
Total number of portfolio holdings 99
Total advisory fees paid
$
1,816,672
Portfolio turnover rate 17
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each
category
representing a percentage of the total net assets of the Fund.
Country allocation
China 32.46
%
India 22.86
%
Taiwan 18.48
%
South Korea 8.73
%
Indonesia 5.05
%
Brazil 4.86
%
South Africa 2.71
%
Türkiye 2.63
%
Mexico 2.19
%
Saudi Arabia 0.15
%
 
 
 
 
Sector allocation
Information Technology 28.51
%
Financials 21.33
%
Consumer Discretionary 15.96
%
Communication Services 10.67
%
Energy 9.07
%
Industrials 5.54
%
Consumer Staples 4.96
%
Healthcare 1.83
%
Materials 1.58
%
Utilities 0.57
%
Real Estate 0.10
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Delaware Ivy Natural Resources Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Natural Resources Fund
Class Name Class R
Trading Symbol IGNRX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Natural Resources Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage
of
a $10,000 investment
*
Class R
$
83		 1.63
%
*
Annualized
Expenses Paid, Amount $ 83
Expense Ratio, Percent 1.63% [1]
Net Assets $ 190,848,085
Holdings Count | Holding 39
Advisory Fees Paid, Amount $ 711,917
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
190,848,085
Total number of portfolio holdings 39
Total advisory fees paid
$
711,917
Portfolio turnover rate 16
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each c
ategor
y representing a percentage of the total net assets of the Fund.
Sector allocation
Oil & Gas Exploration & Production 15.51
%
Gold 15.08
%
Diversified Metals & Mining 11.72
%
Fertilizers & Agricultural Chemicals 8.57
%
Integrated Oil & Gas 7.45
%
Construction Materials 4.65
%
Oil & Gas Equipment & Services 4.00
%
Forest Products 3.94
%
Aluminum 3.62
%
Copper 3.22
%
 
 
 
 
Top 10 eq
uity
holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
Largest Holdings [Text Block]
Top 10 eq
uity
holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
Delaware Ivy Global Growth Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Growth Fund
Class Name Class R6
Trading Symbol ITGRX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
41		 0.79
%
*
Annualized
Expenses Paid, Amount $ 41
Expense Ratio, Percent 0.79% [1]
Net Assets $ 955,624,243
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 2,729,855
Investment Company, Portfolio Turnover 34.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
955,624,243
Total number of portfolio holdings 58
Total advisory fees paid
$
2,729,855
Portfolio turnover rate 34
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
United States 64.11
%
France 7.39
%
Germany 5.23
%
Japan 4.77
%
India 3.51
%
Taiwan 2.90
%
Italy 1.64
%
Singapore 1.50
%
United Kingdom 1.27
%
South Korea 1.24
%
 
 
 
 
Sector allocation
Information Technology 25.20
%
Financials 16.03
%
Healthcare 12.73
%
Industrials 12.58
%
Communication Services 10.09
%
Consumer Discretionary 9.65
%
Consumer Staples 6.24
%
Materials 2.61
%
Energy 2.19
%
Utilities 1.63
%
 
 
 
 
Top 10 equity hold
ings
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity hold
ings
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Delaware Climate Solutions Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Climate Solutions Fund
Class Name Class Y
Trading Symbol IEYYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Climate Solutions Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
65		 1.24
%
*
Annualized
Expenses Paid, Amount $ 65
Expense Ratio, Percent 1.24% [1]
Net Assets $ 132,150,208
Holdings Count | Holding 31
Advisory Fees Paid, Amount $ 373,341
Investment Company, Portfolio Turnover 4.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
132,150,208
Total number of portfolio holdings 31
Total advisory fees paid
$
373,341
Portfolio turnover rate 4
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Utilities 35.48
%
Industrials 22.54
%
Materials 17.89
%
Energy 12.45
%
Information Technology 4.23
%
Real Estate 3.89
%
Consumer Staples 3.04
%
 
 
 
 
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste Management 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste Management 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Delaware Ivy Science and Technology Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Science and Technology Fund
Class Name Class C
Trading Symbol WSTCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Science and Technology Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
102		 1.93
%
*
Annualized
Expenses Paid, Amount $ 102
Expense Ratio, Percent 1.93% [1]
Net Assets $ 5,964,974,936
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 23,027,965
Investment Company, Portfolio Turnover 21.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of
September
30, 2024)
Fund net assets
$
5,964,974,936
Total number of portfolio holdings 35
Total advisory fees paid
$
23,027,965
Portfolio turnover rate 21
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 66.99
%
Communication Services 13.39
%
Consumer Discretionary 10.27
%
Healthcare 5.52
%
Industrials 3.51
%
 
 
 
 
Top 10 equity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Delaware Ivy Global Growth Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Growth Fund
Class Name Class A
Trading Symbol IVINX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six mon
ths?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
58		 1.13
%
*
Annualized
Expenses Paid, Amount $ 58
Expense Ratio, Percent 1.13% [1]
Net Assets $ 955,624,243
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 2,729,855
Investment Company, Portfolio Turnover 34.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
955,624,243
Total number of portfolio holdings 58
Total advisory fees paid
$
2,729,855
Portfolio turnover rate 34
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net as
s
ets of the Fund.
Country allocation
United States 64.11
%
France 7.39
%
Germany 5.23
%
Japan 4.77
%
India 3.51
%
Taiwan 2.90
%
Italy 1.64
%
Singapore 1.50
%
United Kingdom 1.27
%
South Korea 1.24
%
 
 
 
 
Sector allocation
Information Technology 25.20
%
Financials 16.03
%
Healthcare 12.73
%
Industrials 12.58
%
Communication Services 10.09
%
Consumer Discretionary 9.65
%
Consumer Staples 6.24
%
Materials 2.61
%
Energy 2.19
%
Utilities 1.63
%
 
 
 
 
Top 10 equity ho
ldings
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance pur
p
oses.
Largest Holdings [Text Block]
Top 10 equity ho
ldings
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Delaware Ivy Smid Cap Core Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Smid Cap Core Fund
Class Name Class Y
Trading Symbol IYSYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Smid Cap Core Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
59		 1.14
%
*
Annualized
Expenses Paid, Amount $ 59
Expense Ratio, Percent 1.14% [1]
Net Assets $ 352,906,045
Holdings Count | Holding 128
Advisory Fees Paid, Amount $ 1,047,484
Investment Company, Portfolio Turnover 8.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
352,906,045
Total number of portfolio holdings 128
Total advisory fees paid
$
1,047,484
Portfolio turnover rate 8
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Finance 14.50
%
Technology 13.88
%
Healthcare 13.19
%
Capital Goods 11.90
%
Real Estate Investment Trusts 7.51
%
Basic Materials 7.25
%
Business Services 5.16
%
Energy 4.86
%
Consumer Discretionary 4.27
%
Credit Cyclicals 3.71
%
Top 10 equity holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Largest Holdings [Text Block]
Top 10 equity holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Delaware Ivy Balanced Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Balanced Fund
Class Name Class C
Trading Symbol IBNCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Balanced Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
94		 1.80
%
*
Annualized
Expenses Paid, Amount $ 94
Expense Ratio, Percent 1.80% [1]
Net Assets $ 1,577,247,586
Holdings Count | Holding 375
Advisory Fees Paid, Amount $ 4,944,463
Investment Company, Portfolio Turnover 38.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,577,247,586
Total number of portfolio holdings 375
Total advisory fees paid
$
4,944,463
Portfolio turnover rate 38
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 60.10
%
Corporate Bonds 10.87
%
Agency Mortgage-Backed Securities 9.70
%
US Treasury Obligations 6.21
%
Short-Term Investments 4.29
%
Non-Agency Commercial Mortgage-Backed Securities 2.95
%
Exchange-Traded Fund 2.82
%
Non-Agency Asset-Backed Securities 1.13
%
Agency Collateralized Mortgage Obligations 0.91
%
Non-Agency Collateralized Mortgage Obligations 0.55
%
Loan Agreements 0.38
%
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Delaware Ivy Asset Strategy Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Asset Strategy Fund
Class Name Class R
Trading Symbol IASRX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Asset Strategy Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
71		 1.37
%
*
Annualized
Expenses Paid, Amount $ 71
Expense Ratio, Percent 1.37% [1]
Net Assets $ 1,845,864,558
Holdings Count | Holding 404
Advisory Fees Paid, Amount $ 6,192,547
Investment Company, Portfolio Turnover 24.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,845,864,558
Total number of portfolio holdings 404
Total advisory fees paid
$
6,192,547
Portfolio turnover rate 24
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 66.71
%
Corporate Bonds 14.41
%
Bullion 4.68
%
Agency Mortgage-Backed Securities 4.36
%
Short-Term Investments 3.19
%
Loan Agreements 1.57
%
Exchange-Traded Funds 1.50
%
Non-Agency Commercial Mortgage-Backed Securities 1.09
%
US Treasury Obligations 0.75
%
Non-Agency Collateralized Mortgage Obligations 0.45
%
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Delaware Ivy Global Bond Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Bond Fund
Class Name Class I
Trading Symbol IVSIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Bond Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
36		 0.71
%
*
Annualized
Expenses Paid, Amount $ 36
Expense Ratio, Percent 0.71% [1]
Net Assets $ 511,641,858
Holdings Count | Holding 330
Advisory Fees Paid, Amount $ 1,168,733
Investment Company, Portfolio Turnover 115.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
511,641,858
Total number of portfolio hold
ing
s		 330
Total advisory fees paid
$
1,168,733
Portfolio turnover rate 115
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
United States 40.21
%
United Kingdom 9.30
%
Australia 7.78
%
France 4.55
%
Spain 3.41
%
Ireland 3.34
%
Netherlands 3.19
%
Italy 2.56
%
Germany 2.45
%
Japan 1.83
%
 
 
 
 
Sector allocation
Banking 14.09
%
Energy 3.10
%
Electric 3.01
%
Consumer Non-Cyclical 2.71
%
Finance Companies 2.46
%
Communications 2.15
%
Capital Goods 2.09
%
Insurance 1.84
%
Consumer Cyclical 1.71
%
Technology 1.65
%
 
 
 
 
Delaware Ivy Large Cap Growth Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Large Cap Growth Fund
Class Name Class C
Trading Symbol WLGCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Large Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
86		 1.64
%
*
Annualized
Expenses Paid, Amount $ 86
Expense Ratio, Percent 1.64% [1]
Net Assets $ 8,420,888,668
Holdings Count | Holding 36
Advisory Fees Paid, Amount $ 19,859,522
Investment Company, Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
8,420,888,668
Total number of portfolio holdings 36
Total advisory fees paid
$
19,859,522
Portfolio turnover rate 9
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 43.12
%
Healthcare 11.52
%
Financials 11.35
%
Consumer Discretionary 11.23
%
Communication Services 8.46
%
Industrials 8.15
%
Real Estate 3.22
%
Consumer Staples 2.49
%
 
 
 
 
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance
purposes
.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Delaware Real Estate Securities Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Real Estate Securities Fund
Class Name Class I
Trading Symbol IREIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Real Estate Securities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
51		 0.95
%
*
Annualized
Expenses Paid, Amount $ 51
Expense Ratio, Percent 0.95% [1]
Net Assets $ 114,688,210
Holdings Count | Holding 32
Advisory Fees Paid, Amount $ 243,597
Investment Company, Portfolio Turnover 22.00%
Additional Fund Statistics [Text Block]
Fund
statistics
(as of September 30, 2024)
Fund net assets
$
114,688,210
Total number of portfolio holdings 32
Total advisory fees paid
$
243,597
Portfolio turnover rate 22
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
REIT Healthcare 18.38
%
REIT Data Center 16.76
%
REIT Retail 14.38
%
REIT Multifamily 11.23
%
REIT Industrial 10.89
%
REIT Single Family 6.53
%
REIT Self-Storage 4.91
%
REIT Specialty 4.60
%
REIT Diversified 3.20
%
REIT Hotel 2.36
%
 
 
 
Top 10 eq
u
ity holdings
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate Equities 3.71
%
Digital Realty Trust 3.69
%
 
Largest Holdings [Text Block]
Top 10 eq
u
ity holdings
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate Equities 3.71
%
Digital Realty Trust 3.69
%
 
Delaware Ivy International Core Equity Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy International Core Equity Fund
Class Name Class R
Trading Symbol IYITX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy International Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
65		 1.28
%
*
Annualized
Expenses Paid, Amount $ 65
Expense Ratio, Percent 1.28% [1]
Net Assets $ 1,616,067,129
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 4,539,354
Investment Company, Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as
of
September
30
, 2024)
Fund net assets
$
1,616,067,129
Total number of portfolio holdings 58
Total advisory fees paid
$
4,539,354
Portfolio turnover rate 41
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of
the
total
net
assets
of the Fund.
Country allocation
France 12.31
%
Japan 11.92
%
Germany 11.12
%
China 8.99
%
United Kingdom 7.85
%
India 6.86
%
Netherlands 6.82
%
South Korea 4.43
%
Brazil 4.41
%
Taiwan 4.24
%
 
 
 
 
Sector allocation
Financials 19.85
%
Industrials 15.30
%
Consumer Discretionary 14.08
%
Information Technology 14.08
%
Healthcare 12.13
%
Communication Services 9.03
%
Consumer Staples 6.98
%
Materials 3.41
%
Energy 2.62
%
Utilities 1.36
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Delaware Ivy Mid Cap Income Opportunities Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Income Opportunities Fund
Class Name Class Y
Trading Symbol IVOYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Income Opportunities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
55		 1.08
%
*
Annualized
Expenses Paid, Amount $ 55
Expense Ratio, Percent 1.08% [1]
Net Assets $ 1,128,335,560
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 3,527,477
Investment Company, Portfolio Turnover 15.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,128,335,560
Total number of portfolio holdings 35
Total advisory fees paid
$
3,527,477
Portfolio turnover rate 15
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percenta
ge
of the to
tal
net assets of the Fund.
Sector allocation
Industrials 31.27
%
Consumer Discretionary 19.68
%
Materials 14.05
%
Financials 8.57
%
Information Technology 8.43
%
Healthcare 5.65
%
Consumer Staples 5.62
%
Real Estate 5.49
%
 
 
 
 
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Categorizations used for financial reporting purposes may differ from
categorizations
used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Delaware Ivy Mid Cap Income Opportunities Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Income Opportunities Fund
Class Name Class C
Trading Symbol IVOCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Income Opportunities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
C
l
ass		 Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
94		 1.83
%
*
Annualized
Expenses Paid, Amount $ 94
Expense Ratio, Percent 1.83% [1]
Net Assets $ 1,128,335,560
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 3,527,477
Investment Company, Portfolio Turnover 15.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,128,335,560
Total number of portfolio holdings 35
Total advisory fees paid
$
3,527,477
Portfolio turnover rate 15
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Industrials 31.27
%
Consumer Discretionary 19.68
%
Materials 14.05
%
Financials 8.57
%
Information Technology 8.43
%
Healthcare 5.65
%
Consumer Staples 5.62
%
Real Estate 5.49
%
 
 
 
 
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance
purposes
.
Largest Holdings [Text Block]
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Delaware Ivy High Income Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy High Income Fund
Class Name Class Y
Trading Symbol WHIYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy High Income Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investm
ent)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
46		 0.89
%
*
Annualized
Expenses Paid, Amount $ 46
Expense Ratio, Percent 0.89% [1]
Net Assets $ 2,754,919,482
Holdings Count | Holding 249
Advisory Fees Paid, Amount $ 6,460,916
Investment Company, Portfolio Turnover 31.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
2,754,919,482
Total number of portfolio holdings 249
Total advisory fees paid
$
6,460,916
Portfolio turnover rate 31
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The table below shows the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Energy 12.84
%
Media 9.74
%
Basic Industry 9.25
%
Healthcare 8.09
%
Telecommunications 7.71
%
Capital Goods 7.70
%
Leisure 7.62
%
Services 6.41
%
Technology & Electronics 5.60
%
Financial Services 4.42
%
 
 
 
 
Delaware Ivy Small Cap Growth Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Small Cap Growth Fund
Class Name Class R
Trading Symbol WSGRX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Small Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
70		 1.39
%
*
Annualized
Expenses Paid, Amount $ 70
Expense Ratio, Percent 1.39% [1]
Net Assets $ 1,308,789,809
Holdings Count | Holding 77
Advisory Fees Paid, Amount $ 4,463,165
Investment Company, Portfolio Turnover 33.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,308,789,809
Total number of portfolio holdings 77
Total advisory fees paid
$
4,463,165
Portfolio turnover rate 33
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the
investment
makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Healthcare 24.45
%
Information Technology 22.93
%
Industrials 21.78
%
Consumer Discretionary 12.74
%
Financials 7.86
%
Materials 3.75
%
Consumer Staples 2.72
%
Communication Services 1.76
%
Energy 1.61
%
 
 
 
 
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal Signal 3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Largest Holdings [Text Block]
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal Signal 3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Delaware Ivy Large Cap Growth Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Large Cap Growth Fund
Class Name Class Y
Trading Symbol WLGYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Large Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
47		 0.89
%
*
Annualized
Expenses Paid, Amount $ 47
Expense Ratio, Percent 0.89% [1]
Net Assets $ 8,420,888,668
Holdings Count | Holding 36
Advisory Fees Paid, Amount $ 19,859,522
Investment Company, Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
8,420,888,668
Total number of portfolio holdings 36
Total advisory fees paid
$
19,859,522
Portfolio turnover rate 9
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 43.12
%
Healthcare 11.52
%
Financials 11.35
%
Consumer Discretionary 11.23
%
Communication Services 8.46
%
Industrials 8.15
%
Real Estate 3.22
%
Consumer Staples 2.49
%
 
 
 
 
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory
compliance
purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Delaware Ivy Mid Cap Growth Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Growth Fund
Class Name Class R
Trading Symbol WMGRX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
64		 1.29
%
*
Annualized
Expenses Paid, Amount $ 64
Expense Ratio, Percent 1.29% [1]
Net Assets $ 6,674,049,585
Holdings Count | Holding 66
Advisory Fees Paid, Amount $ 20,036,342
Investment Company, Portfolio Turnover 19.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
6,674,049,585
Total number of portfolio holdings 66
Total advisory fees paid
$
20,036,342
Portfolio turnover rate 19
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 25.82
%
Healthcare 20.20
%
Industrials 18.53
%
Consumer Discretionary 14.39
%
Financials 8.19
%
Communication Services 4.74
%
Real Estate 3.74
%
Consumer Staples 2.34
%
Materials 1.56
%
 
 
 
 
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Delaware Ivy Systematic Emerging Markets Equity Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Systematic Emerging Markets Equity Fund
Class Name Class I
Trading Symbol IPOIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Systematic Emerging Markets Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
42		 0.80
%
*
Annualized
Expenses Paid, Amount $ 42
Expense Ratio, Percent 0.80% [1]
Net Assets $ 736,764,288
Holdings Count | Holding 99
Advisory Fees Paid, Amount $ 1,816,672
Investment Company, Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
736,764,288
Total number of portfolio holdings 99
Total advisory fees paid
$
1,816,672
Portfolio turnover rate 17
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
China 32.46
%
India 22.86
%
Taiwan 18.48
%
South Korea 8.73
%
Indonesia 5.05
%
Brazil 4.86
%
South Africa 2.71
%
Türkiye 2.63
%
Mexico 2.19
%
Saudi Arabia 0.15
%
 
 
 
 
Sector allocation
Information Technology 28.51
%
Financials 21.33
%
Consumer Discretionary 15.96
%
Communication Services 10.67
%
Energy 9.07
%
Industrials 5.54
%
Consumer Staples 4.96
%
Healthcare 1.83
%
Materials 1.58
%
Utilities 0.57
%
Real Estate 0.10
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Delaware Ivy High Income Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy High Income Fund
Class Name Class C
Trading Symbol WRHIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy High Income Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last
six
months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
84		 1.64
%
*
Annualized
Expenses Paid, Amount $ 84
Expense Ratio, Percent 1.64% [1]
Net Assets $ 2,754,919,482
Holdings Count | Holding 249
Advisory Fees Paid, Amount $ 6,460,916
Investment Company, Portfolio Turnover 31.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
2,754,919,482
Total number of portfolio holdings 249
Total advisory fees paid
$
6,460,916
Portfolio turnover rate 31
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The table below shows the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Energy 12.84
%
Media 9.74
%
Basic Industry 9.25
%
Healthcare 8.09
%
Telecommunications 7.71
%
Capital Goods 7.70
%
Leisure 7.62
%
Services 6.41
%
Technology & Electronics 5.60
%
Financial Services 4.42
%
 
 
 
 
Delaware Ivy Science and Technology Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Science and Technology Fund
Class Name Class A
Trading Symbol WSTAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Science and Technology Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
63		 1.18
%
*
Annualized
Expenses Paid, Amount $ 63
Expense Ratio, Percent 1.18% [1]
Net Assets $ 5,964,974,936
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 23,027,965
Investment Company, Portfolio Turnover 21.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30,
2024
)
Fund net assets
$
5,964,974,936
Total number of portfolio holdings 35
Total advisory fees paid
$
23,027,965
Portfolio turnover rate 21
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 66.99
%
Communication Services 13.39
%
Consumer Discretionary 10.27
%
Healthcare 5.52
%
Industrials 3.51
%
 
 
 
 
Top 10 e
qu
ity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 e
qu
ity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Delaware Ivy Global Bond Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Bond Fund
Class Name Class Y
Trading Symbol IVSYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Bond Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
49		 0.96
%
*
Annualized
Expenses Paid, Amount $ 49
Expense Ratio, Percent 0.96% [1]
Net Assets $ 511,641,858
Holdings Count | Holding 330
Advisory Fees Paid, Amount $ 1,168,733
Investment Company, Portfolio Turnover 115.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
511,641,858
Total number of portfolio ho
ld
ings		 330
Total advisory fees paid
$
1,168,733
Portfolio turnover rate 115
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
United States 40.21
%
United Kingdom 9.30
%
Australia 7.78
%
France 4.55
%
Spain 3.41
%
Ireland 3.34
%
Netherlands 3.19
%
Italy 2.56
%
Germany 2.45
%
Japan 1.83
%
 
 
 
 
Sector allocation
Banking 14.09
%
Energy 3.10
%
Ele
c
tric		 3.01
%
Consumer Non-Cyclical 2.71
%
Finance Companies 2.46
%
Communications 2.15
%
Capital Goods 2.09
%
Insurance 1.84
%
Consumer Cyclical 1.71
%
Technology 1.65
%
 
 
 
 
Delaware Ivy Balanced Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Balanced Fund
Class Name Class R6
Trading Symbol IBARX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Balanced Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
37		 0.71
%
*
Annualized
Expenses Paid, Amount $ 37
Expense Ratio, Percent 0.71% [1]
Net Assets $ 1,577,247,586
Holdings Count | Holding 375
Advisory Fees Paid, Amount $ 4,944,463
Investment Company, Portfolio Turnover 38.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,577,247,586
Total number of portfolio holdings 375
Total advisory fees paid
$
4,944,463
Portfolio turnover rate 38
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 60.10
%
Corporate Bonds 10.87
%
Agency Mortgage-Backed Securities 9.70
%
US Treasury Obligations 6.21
%
Short-Term Investments 4.29
%
Non-Agency Commercial Mortgage-Backed Securities 2.95
%
Exchange-Traded Fund 2.82
%
Non-Agency Asset-Backed Securities 1.13
%
Agency Collateralized Mortgage Obligations 0.91
%
Non-Agency Collateralized Mortgage Obligations 0.55
%
Loan Agreements 0.38
%
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Delaware Ivy Smid Cap Core Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Smid Cap Core Fund
Class Name Class C
Trading Symbol IYSCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Smid Cap Core Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
97		 1.89
%
*
Annualized
Expenses Paid, Amount $ 97
Expense Ratio, Percent 1.89% [1]
Net Assets $ 352,906,045
Holdings Count | Holding 128
Advisory Fees Paid, Amount $ 1,047,484
Investment Company, Portfolio Turnover 8.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
352,906,045
Total number of portfolio holdings 128
Total advisory fees paid
$
1,047,484
Portfolio turnover rate 8
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Finance 14.50
%
Technology 13.88
%
Healthcare 13.19
%
Capital Goods 11.90
%
Real Estate Investment Trusts 7.51
%
Basic Materials 7.25
%
Business Services 5.16
%
Energy 4.86
%
Consumer Discretionary 4.27
%
Credit Cyclicals 3.71
%
 
 
 
 
Top 10 equity
holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Largest Holdings [Text Block]
Top 10 equity
holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Delaware Ivy Asset Strategy Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Asset Strategy Fund
Class Name Class I
Trading Symbol IVAEX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Asset Strategy Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
45		 0.87
%
*
Annualized
Expenses Paid, Amount $ 45
Expense Ratio, Percent 0.87% [1]
Net Assets $ 1,845,864,558
Holdings Count | Holding 404
Advisory Fees Paid, Amount $ 6,192,547
Investment Company, Portfolio Turnover 24.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,845,864,558
Total number of portfolio holdings 404
Total advisory fees paid
$
6,192,547
Portfolio turnover rate 24
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 66.71
%
Corporate Bonds 14.41
%
Bullion 4.68
%
Agency Mortgage-Backed Securities 4.36
%
Short-Term Investments 3.19
%
Loan Agreements 1.57
%
Exchange-Traded Funds 1.50
%
Non-Agency Commercial Mortgage-Backed Securities 1.09
%
US Treasury Obligations 0.75
%
Non-Agency Collateralized Mortgage Obligations 0.45
%
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Delaware Ivy Global Bond Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Bond Fund
Class Name Class C
Trading Symbol IVSCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Bond Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
87		 1.71
%
*
Annualized
Expenses Paid, Amount $ 87
Expense Ratio, Percent 1.71% [1]
Net Assets $ 511,641,858
Holdings Count | Holding 330
Advisory Fees Paid, Amount $ 1,168,733
Investment Company, Portfolio Turnover 115.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2
02
4)
Fund net assets
$
511,641,858
Total number of portfolio holdings 330
Total advisory fees paid
$
1,168,733
Portfolio turnover rate 115
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
United States 40.21
%
United Kingdom 9.30
%
Australia 7.78
%
France 4.55
%
Spain 3.41
%
Ireland 3.34
%
Netherla
nd
s		 3.19
%
Italy 2.56
%
Germany 2.45
%
Japan 1.83
%
 
 
 
 
Sector allocation
Banking 14.09
%
Energy 3.10
%
Electric 3.01
%
Consumer Non-Cyclical 2.71
%
Finance Companies 2.46
%
Communications 2.15
%
Capital Goods 2.09
%
Insurance 1.84
%
Consumer Cyclical 1.71
%
Technology 1.65
%
 
 
 
 
Delaware Ivy Balanced Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Balanced Fund
Class Name Class A
Trading Symbol IBNAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Balanced Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
55		 1.05
%
*
Annualized
Expenses Paid, Amount $ 55
Expense Ratio, Percent 1.05% [1]
Net Assets $ 1,577,247,586
Holdings Count | Holding 375
Advisory Fees Paid, Amount $ 4,944,463
Investment Company, Portfolio Turnover 38.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,577,247,586
Total number of portfolio holdings 375
Total advisory fees paid
$
4,944,463
Portfolio turnover rate 38
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a
percentage
of the total net assets of the Fund.
Portfolio composition
Common Stocks 60.10
%
Corporate Bonds 10.87
%
Agency Mortgage-Backed Securities 9.70
%
US Treasury Obligations 6.21
%
Short-Term Investments 4.29
%
Non-Agency Commercial Mortgage-Backed Securities 2.95
%
Exchange-Traded Fund 2.82
%
Non-Agency Asset-Backed Securities 1.13
%
Agency Collateralized Mortgage Obligations 0.91
%
Non-Agency Collateralized Mortgage Obligations 0.55
%
Loan Agreements 0.38
%
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Delaware Ivy Natural Resources Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Natural Resources Fund
Class Name Class I
Trading Symbol IGNIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Natural Resources Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
58		 1.13
%
*
Annualized
Expenses Paid, Amount $ 58
Expense Ratio, Percent 1.13% [1]
Net Assets $ 190,848,085
Holdings Count | Holding 39
Advisory Fees Paid, Amount $ 711,917
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
190,848,085
Total number of portfolio holdings 39
Total advisory fees paid
$
711,917
Portfolio turnover rate 16
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each
category
representing a percentage of the total net assets of the Fund.
Sector allocation
Oil & Gas Exploration & Production 15.51
%
Gold 15.08
%
Diversified Metals & Mining 11.72
%
Fertilizers & Agricultural Chemicals 8.57
%
Integrated Oil & Gas 7.45
%
Construction Materials 4.65
%
Oil & Gas Equipment & Services 4.00
%
Forest Products 3.94
%
Aluminum 3.62
%
Copper 3.22
%
 
 
 
Top 10 equity holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
Largest Holdings [Text Block]
Top 10 equity holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
Delaware Ivy Global Growth Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Growth Fund
Class Name Class R
Trading Symbol IYIGX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
72		 1.39
%
*
Annualized
Expenses Paid, Amount $ 72
Expense Ratio, Percent 1.39% [1]
Net Assets $ 955,624,243
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 2,729,855
Investment Company, Portfolio Turnover 34.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
955,624,243
Total number of portfolio holdings 58
Total advisory fees paid
$
2,729,855
Portfolio turnover rate 34
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total ne
t as
set
s
of the Fund.
Country allocation
United States 64.11
%
France 7.39
%
Germany 5.23
%
Japan 4.77
%
India 3.51
%
Taiwan 2.90
%
Italy 1.64
%
Singapore 1.50
%
United Kingdom 1.27
%
South Korea 1.24
%
 
 
 
 
Sector allocation
Information Technology 25.20
%
Financials 16.03
%
Healthcare 12.73
%
Industrials 12.58
%
Communication Services 10.09
%
Consumer Discretionary 9.65
%
Consumer Staples 6.24
%
Materials 2.61
%
Energy 2.19
%
Utilities 1.63
%
 
 
 
 
Top 10 equity holdi
ng
s
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory
compliance
purposes.
Largest Holdings [Text Block]
Top 10 equity holdi
ng
s
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Delaware Ivy Science and Technology Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Science and Technology Fund
Class Name Class R6
Trading Symbol ISTNX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Science and Technology Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
45		 0.85
%
*
Annualized
Expenses Paid, Amount $ 45
Expense Ratio, Percent 0.85% [1]
Net Assets $ 5,964,974,936
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 23,027,965
Investment Company, Portfolio Turnover 21.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30,
2024
)
Fund net assets
$
5,964,974,936
Total number of portfolio holdings 35
Total advisory fees paid
$
23,027,965
Portfolio turnover rate 21
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 66.99
%
Communication Services 13.39
%
Consumer Discretionary 10.27
%
Healthcare 5.52
%
Industrials 3.51
%
 
 
 
 
Top 10 equity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Delaware Ivy Core Equity Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Core Equity Fund
Class Name Class R
Trading Symbol IYCEX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
66		 1.25
%
*
Annualized
Expenses Paid, Amount $ 66
Expense Ratio, Percent 1.25% [1]
Net Assets $ 3,880,535,664
Holdings Count | Holding 49
Advisory Fees Paid, Amount $ 11,540,258
Investment Company, Portfolio Turnover 10.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
3,880,535,664
Total number of portfolio holdings 49
Total advisory fees paid
$
11,540,258
Portfolio turnover rate 10
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 29.47
%
Financials 20.86
%
Healthcare 11.40
%
Communication Services 8.50
%
Industrials 8.49
%
Consumer Discretionary 7.21
%
Materials 5.05
%
Consumer Staples 3.92
%
Energy 1.36
%
Utilities 1.23
%
 
 
 
 
Top 10 equity holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Delaware Climate Solutions Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Climate Solutions Fund
Class Name Class R6
Trading Symbol IENRX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Climate Solutions Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
43		 0.83
%
*
Annualized
Expenses Paid, Amount $ 43
Expense Ratio, Percent 0.83% [1]
Net Assets $ 132,150,208
Holdings Count | Holding 31
Advisory Fees Paid, Amount $ 373,341
Investment Company, Portfolio Turnover 4.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
132,150,208
Total number of portfolio holdings 31
Total advisory fees paid
$
373,341
Portfolio turnover rate 4
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Utilities 35.48
%
Industrials 22.54
%
Materials 17.89
%
Energy 12.45
%
Information Technology 4.23
%
Real Estate 3.89
%
Consumer Staples 3.04
%
 
 
 
 
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste Management 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste Management 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Delaware Climate Solutions Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Climate Solutions Fund
Class Name Class A
Trading Symbol IEYAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Climate Solutions Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
65		 1.24
%
*
Annualized
Expenses Paid, Amount $ 65
Expense Ratio, Percent 1.24% [1]
Net Assets $ 132,150,208
Holdings Count | Holding 31
Advisory Fees Paid, Amount $ 373,341
Investment Company, Portfolio Turnover 4.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
132,150,208
Total number of portfolio holdings 31
Total advisory fees paid
$
373,341
Portfolio turnover rate 4
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Utilities 35.48
%
Industrials 22.54
%
Materials 17.89
%
Energy 12.45
%
Information Technology 4.23
%
Real Estate 3.89
%
Consumer Staples 3.04
%
 
 
 
 
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste Management 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste Management 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Delaware Ivy Large Cap Growth Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Large Cap Growth Fund
Class Name Class R6
Trading Symbol ILGRX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Large Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
29		 0.56
%
*
Annualized
Expenses Paid, Amount $ 29
Expense Ratio, Percent 0.56% [1]
Net Assets $ 8,420,888,668
Holdings Count | Holding 36
Advisory Fees Paid, Amount $ 19,859,522
Investment Company, Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
8,420,888,668
Total number of portfolio holdings 36
Total advisory fees paid
$
19,859,522
Portfolio turnover rate 9
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the F
u
nd, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 43.12
%
Healthcare 11.52
%
Financials 11.35
%
Consumer Discretionary 11.23
%
Communication Services 8.46
%
Industrials 8.15
%
Real Estate 3.22
%
Consumer Staples 2.49
%
 
 
 
 
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Categorizations used for financial reporting purposes may differ from
categorizations
used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Delaware Ivy Mid Cap Income Opportunities Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Income Opportunities Fund
Class Name Class A
Trading Symbol IVOAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Income Opportunities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A $55 1.08
%
*
Annualized
Expenses Paid, Amount $ 55
Expense Ratio, Percent 1.08% [1]
Net Assets $ 1,128,335,560
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 3,527,477
Investment Company, Portfolio Turnover 15.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,128,335,560
Total number of portfolio holdings 35
Total advisory fees paid
$
3,527,477
Portfolio turnover rate 15
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net
assets
of the Fund.
Sector allocation
Industrials 31.27
%
Consumer Discretionary 19.68
%
Materials 14.05
%
Financials 8.57
%
Information Technology 8.43
%
Healthcare 5.65
%
Consumer Staples 5.62
%
Real Estate 5.49
%
 
 
 
 
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Delaware Ivy Smid Cap Core Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Smid Cap Core Fund
Class Name Class A
Trading Symbol IYSAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Smid Cap Core Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
59		 1.14
%
*
Annualized
Expenses Paid, Amount $ 59
Expense Ratio, Percent 1.14% [1]
Net Assets $ 352,906,045
Holdings Count | Holding 128
Advisory Fees Paid, Amount $ 1,047,484
Investment Company, Portfolio Turnover 8.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
352,906,045
Total number of portfolio holdings 128
Total advisory fees paid
$
1,047,484
Portfolio turnover rate 8
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Finance 14.50
%
Technology 13.88
%
Healthcare 13.19
%
Capital Goods 11.90
%
Real Estate Investment Trusts 7.51
%
Basic Materials 7.25
%
Business Services 5.16
%
Energy 4.86
%
Consumer Discretionary 4.27
%
Credit Cyclicals 3.71
%
 
 
 
 
Top 10 equity
holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Largest Holdings [Text Block]
Top 10 equity
holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Delaware Ivy High Income Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy High Income Fund
Class Name Class R6
Trading Symbol IHIFX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy High Income Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last
six
months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
28		 0.55
%
*
Annualized
Expenses Paid, Amount $ 28
Expense Ratio, Percent 0.55% [1]
Net Assets $ 2,754,919,482
Holdings Count | Holding 249
Advisory Fees Paid, Amount $ 6,460,916
Investment Company, Portfolio Turnover 31.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
2,754,919,482
Total number of portfolio holdings 249
Total advisory fees paid
$
6,460,916
Portfolio turnover rate 31
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The table below shows the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Energy 12.84
%
Media 9.74
%
Basic Industry 9.25
%
Healthcare 8.09
%
Telecommunications 7.71
%
Capital Goods 7.70
%
Leisure 7.62
%
Services 6.41
%
Technology & Electronics 5.60
%
Financial Services 4.42
%
 
 
 
 
Delaware Ivy Smid Cap Core Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Smid Cap Core Fund
Class Name Class R6
Trading Symbol ISPVX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Smid Cap Core Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
39		 0.76
%
*
Annualized
Expenses Paid, Amount $ 39
Expense Ratio, Percent 0.76% [1]
Net Assets $ 352,906,045
Holdings Count | Holding 128
Advisory Fees Paid, Amount $ 1,047,484
Investment Company, Portfolio Turnover 8.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
352,906,045
Total number of portfolio holdings 128
Total advisory fees paid
$
1,047,484
Portfolio turnover rate 8
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Finance 14.50
%
Technology 13.88
%
Healthcare 13.19
%
Capital Goods 11.90
%
Real Estate Investment Trusts 7.51
%
Basic Materials 7.25
%
Business Services 5.16
%
Energy 4.86
%
Consumer Discretionary 4.27
%
Credit Cyclicals 3.71
%
 
 
 
 
Top 10 equity holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Largest Holdings [Text Block]
Top 10 equity holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Delaware Ivy Mid Cap Growth Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Growth Fund
Class Name Class I
Trading Symbol IYMIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
40		 0.79
%
*
Annualized
Expenses Paid, Amount $ 40
Expense Ratio, Percent 0.79% [1]
Net Assets $ 6,674,049,585
Holdings Count | Holding 66
Advisory Fees Paid, Amount $ 20,036,342
Investment Company, Portfolio Turnover 19.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
6,674,049,585
Total number of portfolio holdings 66
Total advisory fees paid
$
20,036,342
Portfolio turnover rate 19
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 25.82
%
Healthcare 20.20
%
Industrials 18.53
%
Consumer Discretionary 14.39
%
Financials 8.19
%
Communication Services 4.74
%
Real Estate 3.74
%
Consumer Staples 2.34
%
Materials 1.56
%
 
 
 
 
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Delaware Real Estate Securities Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Real Estate Securities Fund
Class Name Class Y
Trading Symbol IRSYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Real Estate Securities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
64		 1.20
%
*
Annualized
Expenses Paid, Amount $ 64
Expense Ratio, Percent 1.20% [1]
Net Assets $ 114,688,210
Holdings Count | Holding 32
Advisory Fees Paid, Amount $ 243,597
Investment Company, Portfolio Turnover 22.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund
ne
t assets
$
114,688,210
Total number of portfolio holdings 32
Total advisory fees paid
$
243,597
Portfolio turnover rate 22
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
REIT Healthcare 18.38
%
REIT Data Center 16.76
%
REIT Retail 14.38
%
REIT Multifamily 11.23
%
REIT Industrial 10.89
%
REIT Single Family 6.53
%
REIT Self-Storage 4.91
%
REIT Specialty 4.60
%
REIT Diversified 3.20
%
REIT Hotel 2.36
%
 
 
 
Top 10 equity hol
di
ngs
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate Equities 3.71
%
Digital Realty Trust 3.69
%
 
Largest Holdings [Text Block]
Top 10 equity hol
di
ngs
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate Equities 3.71
%
Digital Realty Trust 3.69
%
 
Delaware Ivy Mid Cap Income Opportunities Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Income Opportunities Fund
Class Name Class R6
Trading Symbol IVOSX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Income Opportunities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
37		 0.72
%
*
Annualized
Expenses Paid, Amount $ 37
Expense Ratio, Percent 0.72% [1]
Net Assets $ 1,128,335,560
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 3,527,477
Investment Company, Portfolio Turnover 15.00%
Additional Fund Statistics [Text Block]
Fund statistics
(a
s o
f September 30, 2024)
Fund net assets
$
1,128,335,560
Total number of portfolio holdings 35
Total advisory fees paid
$
3,527,477
Portfolio turnover rate 15
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Industrials 31.27
%
Consumer Discretionary 19.68
%
Materials 14.05
%
Financials 8.57
%
Information Technology 8.43
%
Healthcare 5.65
%
Consumer Staples 5.62
%
Real Estate 5.49
%
 
 
 
 
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Categorizations used for financial reporting purposes may differ from
categorizations
used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Delaware Ivy International Core Equity Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy International Core Equity Fund
Class Name Class I
Trading Symbol ICEIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy International Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six m
o
n
ths
?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
40		 0.78
%
*
Annualized
Expenses Paid, Amount $ 40
Expense Ratio, Percent 0.78% [1]
Net Assets $ 1,616,067,129
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 4,539,354
Investment Company, Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,616,067,129
Total number of portfolio holdings 58
Total advisory fees paid
$
4,539,354
Portfolio turnover rate 41
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing
a
percentage
of
the total net
assets
of the Fund.
Country allocation
France 12.31
%
Japan 11.92
%
Germany 11.12
%
China 8.99
%
United Kingdom 7.85
%
India 6.86
%
Netherlands 6.82
%
South Korea 4.43
%
Brazil 4.41
%
Taiwan 4.24
%
 
 
 
 
Sector allocation
Financials 19.85
%
Industrials 15.30
%
Consumer Discretionary 14.08
%
Information Technology 14.08
%
Healthcare 12.13
%
Communication Services 9.03
%
Consumer Staples 6.98
%
Materials 3.41
%
Energy 2.62
%
Utilities 1.36
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Delaware Ivy Small Cap Growth Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Small Cap Growth Fund
Class Name Class I
Trading Symbol IYSIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Small Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
45		 0.89
%
*
Annualized
Expenses Paid, Amount $ 45
Expense Ratio, Percent 0.89% [1]
Net Assets $ 1,308,789,809
Holdings Count | Holding 77
Advisory Fees Paid, Amount $ 4,463,165
Investment Company, Portfolio Turnover 33.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,308,789,809
Total number of portfolio holdings 77
Total advisory fees paid
$
4,463,165
Portfolio turnover rate 33
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Healthcare 24.45
%
Information Technology 22.93
%
Industrials 21.78
%
Consumer Discretionary 12.74
%
Financials 7.86
%
Materials 3.75
%
Consumer Staples 2.72
%
Communication Services 1.76
%
Energy 1.61
%
 
 
 
 
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal Signal 3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Largest Holdings [Text Block]
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal Signal 3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Delaware Ivy Large Cap Growth Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Large Cap Growth Fund
Class Name Class A
Trading Symbol WLGAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Large Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
47		 0.89
%
*
Annualized
Expenses Paid, Amount $ 47
Expense Ratio, Percent 0.89% [1]
Net Assets $ 8,420,888,668
Holdings Count | Holding 36
Advisory Fees Paid, Amount $ 19,859,522
Investment Company, Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
8,420,888,668
Total number of portfolio holdings 36
Total advisory fees paid
$
19,859,522
Portfolio turnover rate 9
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 43.12
%
Healthcare 11.52
%
Financials 11.35
%
Consumer Discretionary 11.23
%
Communication Services 8.46
%
Industrials 8.15
%
Real Estate 3.22
%
Consumer Staples 2.49
%
 
 
 
 
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Delaware Ivy Natural Resources Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Natural Resources Fund
Class Name Class C
Trading Symbol IGNCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Natural Resources Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
109		 2.13
%
*
Annualized
Expenses Paid, Amount $ 109
Expense Ratio, Percent 2.13% [1]
Net Assets $ 190,848,085
Holdings Count | Holding 39
Advisory Fees Paid, Amount $ 711,917
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
190,848,085
Total number of portfolio holdings 39
Total advisory fees paid
$
711,917
Portfolio turnover rate 16
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Oil & Gas Exploration & Production 15.51
%
Gold 15.08
%
Diversified Metals & Mining 11.72
%
Fertilizers & Agricultural Chemicals 8.57
%
Integrated Oil & Gas 7.45
%
Construction Materials 4.65
%
Oil & Gas Equipment & Services 4.00
%
Forest Products 3.94
%
Aluminum 3.62
%
Copper 3.22
%
 
 
 
Top 10
equity
holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
 
Largest Holdings [Text Block]
Top 10
equity
holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
 
Delaware Ivy Global Bond Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Bond Fund
Class Name Class A
Trading Symbol IVSAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Bond Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
49		 0.96
%
*
Annualized
Expenses Paid, Amount $ 49
Expense Ratio, Percent 0.96% [1]
Net Assets $ 511,641,858
Holdings Count | Holding 330
Advisory Fees Paid, Amount $ 1,168,733
Investment Company, Portfolio Turnover 115.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September
30
, 2024)
Fund net assets
$
511,641,858
Total number of portfolio holdings 330
Total advisory fees paid
$
1,168,733
Portfolio turnover rate 115
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
United States 40.21
%
United Kingdom 9.30
%
Australia 7.78
%
France 4.55
%
Spain 3.41
%
Ireland 3.34
%
Netherlands 3.19
%
Italy 2.56
%
Germany 2.45
%
Japan 1.83
%
 
 
 
 
Sector allocation
Banking 14.09
%
Energy 3.10
%
Electric 3.01
%
Consumer Non-Cyclical 2.71
%
Finance Companies 2.46
%
Communications 2.15
%
Capital Goods 2.09
%
Insurance 1.84
%
Consumer Cyclical 1.71
%
Technology 1.65
%
 
 
 
 
Delaware Ivy Global Growth Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Growth Fund
Class Name Class I
Trading Symbol IGIIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
46		 0.89
%
*
Annualized
Expenses Paid, Amount $ 46
Expense Ratio, Percent 0.89% [1]
Net Assets $ 955,624,243
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 2,729,855
Investment Company, Portfolio Turnover 34.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
955,624,243
Total number of portfolio holdings 58
Total advisory fees paid
$
2,729,855
Portfolio turnover rate 34
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
United States 64.11
%
France 7.39
%
Germany 5.23
%
Japan 4.77
%
India 3.51
%
Taiwan 2.90
%
Italy 1.64
%
Singapore 1.50
%
United Kingdom 1.27
%
South Korea 1.24
%
 
 
 
 
Sector allocation
Information Technology 25.20
%
Financials 16.03
%
Healthcare 12.73
%
Industrials 12.58
%
Communication Services 10.09
%
Consumer Discretionary 9.65
%
Consumer Staples 6.24
%
Materials 2.61
%
Energy 2.19
%
Utilities 1.63
%
 
 
 
 
Top 10 equity holdin
gs
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Categorizations used for financial reporting purposes may differ from categorizations used for
regulatory
compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdin
gs
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Delaware Climate Solutions Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Climate Solutions Fund
Class Name Class R
Trading Symbol IYEFX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Climate Solutions Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
78		 1.49
%
*
Annualized
Expenses Paid, Amount $ 78
Expense Ratio, Percent 1.49% [1]
Net Assets $ 132,150,208
Holdings Count | Holding 31
Advisory Fees Paid, Amount $ 373,341
Investment Company, Portfolio Turnover 4.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
132,150,208
Total number of portfolio holdings 31
Total advisory fees paid
$
373,341
Portfolio turnover rate 4
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Utilities 35.48
%
Industrials 22.54
%
Materials 17.89
%
Energy 12.45
%
Information Technology 4.23
%
Real Estate 3.89
%
Consumer Staples 3.04
%
 
 
 
 
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste Management 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste Management 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Delaware Ivy Systematic Emerging Markets Equity Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Systematic Emerging Markets Equity Fund
Class Name Class Y
Trading Symbol IPOYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Systematic Emerging Markets Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
55		 1.05
%
*
Annualized
Expenses Paid, Amount $ 55
Expense Ratio, Percent 1.05% [1]
Net Assets $ 736,764,288
Holdings Count | Holding 99
Advisory Fees Paid, Amount $ 1,816,672
Investment Company, Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
736,764,288
Total number of portfolio holdings 99
Total advisory fees paid
$
1,816,672
Portfolio turnover rate 17
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a
percentage
of the total net assets of the Fund.
Country allocation
China 32.46
%
India 22.86
%
Taiwan 18.48
%
South Korea 8.73
%
Indonesia 5.05
%
Brazil 4.86
%
South Africa 2.71
%
Türkiye 2.63
%
Mexico 2.19
%
Saudi Arabia 0.15
%
 
 
 
 
Sector allocation
Information Technology 28.51
%
Financials 21.33
%
Consumer Discretionary 15.96
%
Communication Services 10.67
%
Energy 9.07
%
Industrials 5.54
%
Consumer Staples 4.96
%
Healthcare 1.83
%
Materials 1.58
%
Utilities 0.57
%
Real Estate 0.10
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Delaware Ivy High Income Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy High Income Fund
Class Name Class A
Trading Symbol WHIAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy High Income Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
46		 0.89
%
*
Annualiz
ed
Expenses Paid, Amount $ 46
Expense Ratio, Percent 0.89% [1]
Net Assets $ 2,754,919,482
Holdings Count | Holding 249
Advisory Fees Paid, Amount $ 6,460,916
Investment Company, Portfolio Turnover 31.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
2,754,919,482
Total number of portfolio holdings 249
Total advisory fees paid
$
6,460,916
Portfolio turnover rate 31
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The table below shows the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Energy 12.84
%
Media 9.74
%
Basic Industry 9.25
%
Healthcare 8.09
%
Telecommunications 7.71
%
Capital Goods 7.70
%
Leisure 7.62
%
Services 6.41
%
Technology & Electronics 5.60
%
Financial Services 4.42
%
 
 
 
 
Delaware Ivy Balanced Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Balanced Fund
Class Name Class R
Trading Symbol IYBFX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Balanced Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
68		 1.30
%
*
Annualized
Expenses Paid, Amount $ 68
Expense Ratio, Percent 1.30% [1]
Net Assets $ 1,577,247,586
Holdings Count | Holding 375
Advisory Fees Paid, Amount $ 4,944,463
Investment Company, Portfolio Turnover 38.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,577,247,586
Total number of portfolio holdings 375
Total advisory fees paid
$
4,944,463
Portfolio turnover rate 38
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category
representing
a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 60.10
%
Corporate Bonds 10.87
%
Agency Mortgage-Backed Securities 9.70
%
US Treasury Obligations 6.21
%
Short-Term Investments 4.29
%
Non-Agency Commercial Mortgage-Backed Securities 2.95
%
Exchange-Traded Fund 2.82
%
Non-Agency Asset-Backed Securities 1.13
%
Agency Collateralized Mortgage Obligations 0.91
%
Non-Agency Collateralized Mortgage Obligations 0.55
%
Loan Agreements 0.38
%
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Delaware Ivy Global Bond Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Bond Fund
Class Name Class R6
Trading Symbol IVBDX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Bond Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
30		 0.58
%
*
Annualized
Expenses Paid, Amount $ 30
Expense Ratio, Percent 0.58% [1]
Net Assets $ 511,641,858
Holdings Count | Holding 330
Advisory Fees Paid, Amount $ 1,168,733
Investment Company, Portfolio Turnover 115.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30,
20
24)
Fund net assets
$
511,641,858
Total number of portfolio holdings 330
Total advisory fees paid
$
1,168,733
Portfolio turnover rate 115
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
United States 40.21
%
United Kingdom 9.30
%
Australia 7.78
%
France 4.55
%
Spain 3.41
%
Ireland 3.34
%
Netherlands 3.19
%
Italy 2.56
%
Germany 2.45
%
Ja
pa
n		 1.83
%
 
 
 
 
Sector allocation
Banking 14.09
%
Energy 3.10
%
Electric 3.01
%
Consumer Non-Cyclical 2.71
%
Finance Companies 2.46
%
Communications 2.15
%
Capital Goods 2.09
%
Insurance 1.84
%
Consumer Cyclical 1.71
%
Technology 1.65
%
 
 
 
 
Delaware Ivy Asset Strategy Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Asset Strategy Fund
Class Name Class C
Trading Symbol WASCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Asset Strategy Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
97		 1.87
%
*
Annualized
Expenses Paid, Amount $ 97
Expense Ratio, Percent 1.87% [1]
Net Assets $ 1,845,864,558
Holdings Count | Holding 404
Advisory Fees Paid, Amount $ 6,192,547
Investment Company, Portfolio Turnover 24.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,845,864,558
Total number of portfolio holdings 404
Total advisory fees paid
$
6,192,547
Portfolio turnover rate 24
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 66.71
%
Corporate Bonds 14.41
%
Bullion 4.68
%
Agency Mortgage-Backed Securities 4.36
%
Short-Term Investments 3.19
%
Loan Agreements 1.57
%
Exchange-Traded Funds 1.50
%
Non-Agency Commercial Mortgage-Backed Securities 1.09
%
US Treasury Obligations 0.75
%
Non-Agency Collateralized Mortgage Obligations 0.45
%
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Delaware Ivy Core Equity Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Core Equity Fund
Class Name Class I
Trading Symbol ICIEX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
40		 0.75
%
*
Annualized
Expenses Paid, Amount $ 40
Expense Ratio, Percent 0.75% [1]
Net Assets $ 3,880,535,664
Holdings Count | Holding 49
Advisory Fees Paid, Amount $ 11,540,258
Investment Company, Portfolio Turnover 10.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
3,880,535,664
Total number of portfolio holdings 49
Total advisory fees paid
$
11,540,258
Portfolio turnover rate 10
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 29.47
%
Financials 20.86
%
Healthcare 11.40
%
Communication Services 8.50
%
Industrials 8.49
%
Consumer Discretionary 7.21
%
Materials 5.05
%
Consumer Staples 3.92
%
Energy 1.36
%
Utilities 1.23
%
 
 
 
 
Top 10 equity holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Categorizations used for financial reporting purposes may differ from categorizations
u
sed for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Delaware Ivy Systematic Emerging Markets Equity Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Systematic Emerging Markets Equity Fund
Class Name Class C
Trading Symbol IPOCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Systematic Emerging Markets Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
94		 1.80
%
*
Annualized
Expenses Paid, Amount $ 94
Expense Ratio, Percent 1.80% [1]
Net Assets $ 736,764,288
Holdings Count | Holding 99
Advisory Fees Paid, Amount $ 1,816,672
Investment Company, Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
736,764,288
Total number of portfolio holdings 99
Total advisory fees paid
$
1,816,672
Portfolio turnover rate 17
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
China 32.46
%
India 22.86
%
Taiwan 18.48
%
South Korea 8.73
%
Indonesia 5.05
%
Brazil 4.86
%
South Africa 2.71
%
Türkiye 2.63
%
Mexico 2.19
%
Saudi Arabia 0.15
%
 
 
 
 
Sector allocation
Information Technology 28.51
%
Financials 21.33
%
Consumer Discretionary 15.96
%
Communication Services 10.67
%
Energy 9.07
%
Industrials 5.54
%
Consumer Staples 4.96
%
Healthcare 1.83
%
Materials 1.58
%
Utilities 0.57
%
Real Estate 0.10
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Delaware Ivy Natural Resources Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Natural Resources Fund
Class Name Class Y
Trading Symbol IGNYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Natural Resources Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
71		 1.38
%
*
Annualized
Expenses Paid, Amount $ 71
Expense Ratio, Percent 1.38% [1]
Net Assets $ 190,848,085
Holdings Count | Holding 39
Advisory Fees Paid, Amount $ 711,917
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
190,848,085
Total number of portfolio holdings 39
Total advisory fees paid
$
711,917
Portfolio turnover rate 16
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category re
presentin
g a percentage of the total net assets of the Fund.
Sector allocation
Oil & Gas Exploration & Production 15.51
%
Gold 15.08
%
Diversified Metals & Mining 11.72
%
Fertilizers & Agricultural Chemicals 8.57
%
Integrated Oil & Gas 7.45
%
Construction Materials 4.65
%
Oil & Gas Equipment & Services 4.00
%
Forest Products 3.94
%
Aluminum 3.62
%
Copper 3.22
%
 
 
 
 
Top 10 equity holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
Largest Holdings [Text Block]
Top 10 equity holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
Delaware Ivy Science and Technology Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Science and Technology Fund
Class Name Class R
Trading Symbol WSTRX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Science and Technology Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
76		 1.43
%
*
Annualized
Expenses Paid, Amount $ 76
Expense Ratio, Percent 1.43% [1]
Net Assets $ 5,964,974,936
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 23,027,965
Investment Company, Portfolio Turnover 21.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
5,964,974,936
Total number of portfolio holdings 35
Total advisory fees paid
$
23,027,965
Portfolio turnover rate 21
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 66.99
%
Communication Services 13.39
%
Consumer Discretionary 10.27
%
Healthcare 5.52
%
Industrials 3.51
%
 
 
 
 
Top 10 equity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Delaware Real Estate Securities Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Real Estate Securities Fund
Class Name Class C
Trading Symbol IRSCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Real Estate Securities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
104		 1.95
%
*
Annualized
Expenses Paid, Amount $ 104
Expense Ratio, Percent 1.95% [1]
Net Assets $ 114,688,210
Holdings Count | Holding 32
Advisory Fees Paid, Amount $ 243,597
Investment Company, Portfolio Turnover 22.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of
September
30, 2024)
Fund net assets
$
114,688,210
Total number of portfolio holdings 32
Total advisory fees paid
$
243,597
Portfolio turnover rate 22
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
REIT Healthcare 18.38
%
REIT Data Center 16.76
%
REIT Retail 14.38
%
REIT Multifamily 11.23
%
REIT Industrial 10.89
%
REIT Single Family 6.53
%
REIT Self-Storage 4.91
%
REIT Specialty 4.60
%
REIT Diversified 3.20
%
REIT Hotel 2.36
%
 
 
 
Top 10 equ
it
y holdi
n
gs
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate Equities 3.71
%
Digital Realty Trust 3.69
%
 
Largest Holdings [Text Block]
Top 10 equ
it
y holdi
n
gs
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate Equities 3.71
%
Digital Realty Trust 3.69
%
 
Delaware Ivy Asset Strategy Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Asset Strategy Fund
Class Name Class Y
Trading Symbol WASYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Asset Strategy Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
58		 1.12
%
*
Annualized
Expenses Paid, Amount $ 58
Expense Ratio, Percent 1.12% [1]
Net Assets $ 1,845,864,558
Holdings Count | Holding 404
Advisory Fees Paid, Amount $ 6,192,547
Investment Company, Portfolio Turnover 24.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,845,864,558
Total number of portfolio holdings 404
Total advisory fees paid
$
6,192,547
Portfolio turnover rate 24
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with
each
category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 66.71
%
Corporate Bonds 14.41
%
Bullion 4.68
%
Agency Mortgage-Backed Securities 4.36
%
Short-Term Investments 3.19
%
Loan Agreements 1.57
%
Exchange-Traded Funds 1.50
%
Non-Agency Commercial Mortgage-Backed Securities 1.09
%
US Treasury Obligations 0.75
%
Non-Agency Collateralized Mortgage Obligations 0.45
%
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Delaware Real Estate Securities Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Real Estate Securities Fund
Class Name Class R6
Trading Symbol IRSEX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Real Estate Securities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
43		 0.80
%
*
Annualized
Expenses Paid, Amount $ 43
Expense Ratio, Percent 0.80% [1]
Net Assets $ 114,688,210
Holdings Count | Holding 32
Advisory Fees Paid, Amount $ 243,597
Investment Company, Portfolio Turnover 22.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of Septem
b
er 30, 2024)
Fund net assets
$
114,688,210
Total number of portfolio holdings 32
Total advisory fees paid
$
243,597
Portfolio turnover rate 22
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
REIT Healthcare 18.38
%
REIT Data Center 16.76
%
REIT Retail 14.38
%
REIT Multifamily 11.23
%
REIT Industrial 10.89
%
REIT Single Family 6.53
%
REIT Self-Storage 4.91
%
REIT Specialty 4.60
%
REIT Diversified 3.20
%
REIT Hotel 2.36
%
 
 
 
Top 10 equity h
old
ings
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate
Equities 		3.71
%
Digital Realty Trust 3.69
%
 
Largest Holdings [Text Block]
Top 10 equity h
old
ings
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate
Equities 		3.71
%
Digital Realty Trust 3.69
%
 
Delaware Ivy International Core Equity Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy International Core Equity Fund
Class Name Class Y
Trading Symbol IVVYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy International Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
53		 1.03
%
*
Annualized
Expenses Paid, Amount $ 53
Expense Ratio, Percent 1.03% [1]
Net Assets $ 1,616,067,129
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 4,539,354
Investment Company, Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,616,067,129
Total number of portfolio holdings 58
Total advisory fees paid
$
4,539,354
Portfolio turnover rate 41
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
France 12.31
%
Japan 11.92
%
Germany 11.12
%
China 8.99
%
United Kingdom 7.85
%
India 6.86
%
Netherlands 6.82
%
South Korea 4.43
%
Brazil 4.41
%
Taiwan 4.24
%
 
 
 
 
Sector allocation
Financials 19.85
%
Industrials 15.30
%
Consumer Discretionary 14.08
%
Information Technology 14.08
%
Healthcare 12.13
%
Communication Services 9.03
%
Consumer Staples 6.98
%
Materials 3.41
%
Energy 2.62
%
Utilities 1.36
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Delaware Ivy Mid Cap Income Opportunities Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Income Opportunities Fund
Class Name Class R
Trading Symbol IVORX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Income Opportunities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
68		 1.33
%
*
Annualized
Expenses Paid, Amount $ 68
Expense Ratio, Percent 1.33% [1]
Net Assets $ 1,128,335,560
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 3,527,477
Investment Company, Portfolio Turnover 15.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,128,335,560
Total number of portfolio holdings 35
Total advisory fees paid
$
3,527,477
Portfolio turnover rate 15
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Industrials 31.27
%
Consumer Discretionary 19.68
%
Materials 14.05
%
Financials 8.57
%
Information Technology 8.43
%
Healthcare 5.65
%
Consumer Staples 5.62
%
Real Estate 5.49
%
 
 
 
 
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Categorizations used for financial reporting purposes may differ from categorizations
used
for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
L3Harris Technologies 2.91
%
Extra Space Storage 2.89
%
Tractor Supply 2.89
%
First American Financial 2.88
%
Levi Strauss & Co. Class A 2.87
%
Broadridge Financial Solutions 2.87
%
Arthur J Gallagher & Co. 2.86
%
Rollins 2.86
%
Stanley Black & Decker 2.86
%
TE Connectivity 2.86
%
Delaware Ivy Small Cap Growth Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Small Cap Growth Fund
Class Name Class C
Trading Symbol WRGCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Small Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000
investment
*
Class C
$
95		 1.89
%
*
Annualized
Expenses Paid, Amount $ 95
Expense Ratio, Percent 1.89% [1]
Net Assets $ 1,308,789,809
Holdings Count | Holding 77
Advisory Fees Paid, Amount $ 4,463,165
Investment Company, Portfolio Turnover 33.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,308,789,809
Total number of portfolio holdings 77
Total advisory fees paid
$
4,463,165
Portfolio turnover rate 33
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Healthcare 24.45
%
Information Technology 22.93
%
Industrials 21.78
%
Consumer Discretionary 12.74
%
Financials 7.86
%
Materials 3.75
%
Consumer Staples 2.72
%
Communication Services 1.76
%
Energy 1.61
%
 
 
 
 
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal Signal 3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Largest Holdings [Text Block]
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal Signal 3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Delaware Ivy Large Cap Growth Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Large Cap Growth Fund
Class Name Class R
Trading Symbol WLGRX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Large Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
60		 1.14
%
*
Annualized
Expenses Paid, Amount $ 60
Expense Ratio, Percent 1.14% [1]
Net Assets $ 8,420,888,668
Holdings Count | Holding 36
Advisory Fees Paid, Amount $ 19,859,522
Investment Company, Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
8,420,888,668
Total number of portfolio holdings 36
Total advisory fees paid
$
19,859,522
Portfolio turnover rate 9
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 43.12
%
Healthcare 11.52
%
Financials 11.35
%
Consumer Discretionary 11.23
%
Communication Services 8.46
%
Industrials 8.15
%
Real Estate 3.22
%
Consumer Staples 2.49
%
 
 
 
 
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory
compliance
purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 13.04
%
NVIDIA 9.98
%
Apple 7.04
%
Amazon.com 6.59
%
Alphabet Class A 5.71
%
Visa Class A 5.24
%
UnitedHealth Group 4.16
%
Intercontinental Exchange 3.15
%
Motorola Solutions 2.99
%
Danaher 2.80
%
Delaware Ivy Small Cap Growth Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Small Cap Growth Fund
Class Name Class Y
Trading Symbol WSCYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Small Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six
months
?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
58		 1.14
%
*
Annualized
Expenses Paid, Amount $ 58
Expense Ratio, Percent 1.14% [1]
Net Assets $ 1,308,789,809
Holdings Count | Holding 77
Advisory Fees Paid, Amount $ 4,463,165
Investment Company, Portfolio Turnover 33.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,308,789,809
Total number of portfolio holdings 77
Total advisory fees paid
$
4,463,165
Portfolio turnover rate 33
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Healthcare 24.45
%
Information Technology 22.93
%
Industrials 21.78
%
Consumer Discretionary 12.74
%
Financials 7.86
%
Materials 3.75
%
Consumer
Staples
 2.72
%
Communication Services 1.76
%
Energy 1.61
%
 
 
 
 
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal Signal 3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Largest Holdings [Text Block]
Top 10 equity holdings
CyberArk Software 3.87
%
Parsons 3.13
%
Federal Signal 3.02
%
ATI 2.95
%
Clean Harbors 2.72
%
Varonis Systems 2.41
%
Verra Mobility 2.24
%
Integer Holdings 2.23
%
Red Rock Resorts Class A 2.13
%
Vericel 2.08
%
Delaware Ivy Mid Cap Growth Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Growth Fund
Class Name Class Y
Trading Symbol WMGYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
52		 1.04
%
*
Annualized
Expenses Paid, Amount $ 52
Expense Ratio, Percent 1.04% [1]
Net Assets $ 6,674,049,585
Holdings Count | Holding 66
Advisory Fees Paid, Amount $ 20,036,342
Investment Company, Portfolio Turnover 19.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
6,674,049,585
Total number of portfolio holdings 66
Total advisory fees paid
$
20,036,342
Portfolio turnover rate 19
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 25.82
%
Healthcare 20.20
%
Industrials 18.53
%
Consumer Discretionary 14.39
%
Financials 8.19
%
Communication Services 4.74
%
Real Estate 3.74
%
Consumer Staples 2.34
%
Materials 1.56
%
 
 
 
 
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory
compliance
purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Delaware Ivy High Income Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy High Income Fund
Class Name Class R
Trading Symbol IYHIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy High Income Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based
on
a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
59		 1.14
%
*
Annualized
Expenses Paid, Amount $ 59
Expense Ratio, Percent 1.14% [1]
Net Assets $ 2,754,919,482
Holdings Count | Holding 249
Advisory Fees Paid, Amount $ 6,460,916
Investment Company, Portfolio Turnover 31.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
2,754,919,482
Total number of portfolio holdings 249
Total advisory fees paid
$
6,460,916
Portfolio turnover rate 31
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The table below shows the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Energy 12.84
%
Media 9.74
%
Basic Industry 9.25
%
Healthcare 8.09
%
Telecommunications 7.71
%
Capital Goods 7.70
%
Leisure 7.62
%
Services 6.41
%
Technology & Electronics 5.60
%
Financial Services 4.42
%
 
 
 
 
Delaware Ivy Mid Cap Growth Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Mid Cap Growth Fund
Class Name Class C
Trading Symbol WMGCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Mid Cap Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
89		 1.79
%
*
Annualized
Expenses Paid, Amount $ 89
Expense Ratio, Percent 1.79% [1]
Net Assets $ 6,674,049,585
Holdings Count | Holding 66
Advisory Fees Paid, Amount $ 20,036,342
Investment Company, Portfolio Turnover 19.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
6,674,049,585
Total number of portfolio holdings 66
Total advisory fees paid
$
20,036,342
Portfolio turnover rate 19
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 25.82
%
Healthcare 20.20
%
Industrials 18.53
%
Consumer Discretionary 14.39
%
Financials 8.19
%
Communication Services 4.74
%
Real Estate 3.74
%
Consumer Staples 2.34
%
Materials 1.56
%
 
 
 
 
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance
purposes
.
Largest Holdings [Text Block]
Top 10 equity holdings
CoStar Group 3.74
%
Floor & Decor Holdings Class A 2.68
%
Trade Desk Class A 2.54
%
MarketAxess Holdings 2.52
%
Monolithic Power Systems 2.52
%
IDEXX Laboratories 2.31
%
Pinterest Class A 2.21
%
Pool 2.17
%
HEICO Class A 2.10
%
Veeva Systems Class A 2.06
%
Delaware Ivy Smid Cap Core Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Smid Cap Core Fund
Class Name Class R
Trading Symbol IYSMX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Smid Cap Core Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
72		 1.39
%
*
Annualized
Expenses Paid, Amount $ 72
Expense Ratio, Percent 1.39% [1]
Net Assets $ 352,906,045
Holdings Count | Holding 128
Advisory Fees Paid, Amount $ 1,047,484
Investment Company, Portfolio Turnover 8.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
352,906,045
Total number of portfolio holdings 128
Total advisory fees paid
$
1,047,484
Portfolio turnover rate 8
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Finance 14.50
%
Technology 13.88
%
Healthcare 13.19
%
Capital Goods 11.90
%
Real Estate Investment Trusts 7.51
%
Basic Materials 7.25
%
Business Services 5.16
%
Energy 4.86
%
Consumer Discretionary 4.27
%
Credit Cyclicals 3.71
%
 
 
 
 
Top 10 equity holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Largest Holdings [Text Block]
Top 10 equity holdings
East West Bancorp 1.58
%
Chesapeake Energy 1.47
%
Boise Cascade 1.39
%
Carlisle 1.35
%
Casey's General Stores 1.34
%
Liberty Energy 1.34
%
Webster Financial 1.33
%
Stifel Financial 1.33
%
Steven Madden 1.30
%
Guidewire Software 1.30
%
Delaware Ivy Core Equity Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Core Equity Fund
Class Name Class C
Trading Symbol WTRCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
92		 1.75
%
*
Annualized
Expenses Paid, Amount $ 92
Expense Ratio, Percent 1.75% [1]
Net Assets $ 3,880,535,664
Holdings Count | Holding 49
Advisory Fees Paid, Amount $ 11,540,258
Investment Company, Portfolio Turnover 10.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
3,880,535,664
Total number of portfolio holdings 49
Total advisory fees paid
$
11,540,258
Portfolio turnover rate 10
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 29.47
%
Financials 20.86
%
Healthcare 11.40
%
Communication Services 8.50
%
Industrials 8.49
%
Consumer Discretionary 7.21
%
Materials 5.05
%
Consumer Staples 3.92
%
Energy 1.36
%
Utilities 1.23
%
 
 
 
Top 10 equity holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Categorizations used for financial reporting purposes may differ from categorizations used fo
r r
egulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Delaware Ivy Balanced Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Balanced Fund
Class Name Class I
Trading Symbol IYBIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Balanced Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
42		 0.80
%
*
Annualized
Expenses Paid, Amount $ 42
Expense Ratio, Percent 0.80% [1]
Net Assets $ 1,577,247,586
Holdings Count | Holding 375
Advisory Fees Paid, Amount $ 4,944,463
Investment Company, Portfolio Turnover 38.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,577,247,586
Total number of portfolio holdings 375
Total advisory fees paid
$
4,944,463
Portfolio turnover rate 38
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a
percentage
of the total net assets of the Fund.
Portfolio composition
Common Stocks 60.10
%
Corporate Bonds 10.87
%
Agency Mortgage-Backed Securities 9.70
%
US Treasury Obligations 6.21
%
Short-Term Investments 4.29
%
Non-Agency Commercial Mortgage-Backed Securities 2.95
%
Exchange-Traded Fund 2.82
%
Non-Agency Asset-Backed Securities 1.13
%
Agency Collateralized Mortgage Obligations 0.91
%
Non-Agency Collateralized Mortgage Obligations 0.55
%
Loan Agreements 0.38
%
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
4.50
%
NVIDIA
3.01
%
Apple
2.89
%
Amazon.com
2.13
%
UnitedHealth Group
2.06
%
HCA Healthcare
2.02
%
Alphabet
Class A
 1.73
%
Taiwan Semiconductor Manufacturing ADR
1.65
%
Costco Wholesale
1.58
%
Fiserv
1.56
%
Delaware Ivy Science and Technology Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Science and Technology Fund
Class Name Class I
Trading Symbol ISTIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Science and Technology Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
49		 0.93
%
*
Annualized
Expenses Paid, Amount $ 49
Expense Ratio, Percent 0.93% [1]
Net Assets $ 5,964,974,936
Holdings Count | Holding 35
Advisory Fees Paid, Amount $ 23,027,965
Investment Company, Portfolio Turnover 21.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
5,964,974,936
Total number of portfolio holdings 35
Total advisory fees paid
$
23,027,965
Portfolio turnover rate 21
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 66.99
%
Communication Services 13.39
%
Consumer Discretionary 10.27
%
Healthcare 5.52
%
Industrials 3.51
%
 
 
 
 
Top 10 equity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Meta Platforms Class A 9.87
%
NVIDIA 8.03
%
Microsoft 7.36
%
Seagate Technology Holdings 5.98
%
Broadcom 5.60
%
Zebra Technologies Class A 4.81
%
Amazon.com 4.63
%
SAP ADR 3.66
%
Taiwan Semiconductor Manufacturing ADR 3.65
%
ASML Holding 3.34
%
Delaware Ivy Asset Strategy Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Asset Strategy Fund
Class Name Class A
Trading Symbol WASAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Asset Strategy Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
58		 1.12
%
*
Annualized
Expenses Paid, Amount $ 58
Expense Ratio, Percent 1.12% [1]
Net Assets $ 1,845,864,558
Holdings Count | Holding 404
Advisory Fees Paid, Amount $ 6,192,547
Investment Company, Portfolio Turnover 24.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,845,864,558
Total number of portfolio holdings 404
Total advisory fees paid
$
6,192,547
Portfolio turnover rate 24
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Portfolio composition
Common Stocks 66.71
%
Corporate Bonds 14.41
%
Bullion 4.68
%
Agency Mortgage-Backed Securities 4.36
%
Short-Term Investments 3.19
%
Loan Agreements 1.57
%
Exchange-Traded Funds 1.50
%
Non-Agency Commercial Mortgage-Backed Securities 1.09
%
US Treasury Obligations 0.75
%
Non-Agency Collateralized Mortgage Obligations 0.45
%
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Delaware Ivy Systematic Emerging Markets Equity Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Systematic Emerging Markets Equity Fund
Class Name Class A
Trading Symbol IPOAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Systematic Emerging Markets Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
55		 1.05
%
*
Annualized
Expenses Paid, Amount $ 55
Expense Ratio, Percent 1.05% [1]
Net Assets $ 736,764,288
Holdings Count | Holding 99
Advisory Fees Paid, Amount $ 1,816,672
Investment Company, Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
736,764,288
Total number of portfolio holdings 99
Total advisory fees paid
$
1,816,672
Portfolio turnover rate 17
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
China 32.46
%
India 22.86
%
Taiwan 18.48
%
South Korea 8.73
%
Indonesia 5.05
%
Brazil 4.86
%
South Africa 2.71
%
Türkiye 2.63
%
Mexico 2.19
%
Saudi Arabia 0.15
%
 
 
 
 
Sector allocation
Information Technology 28.51
%
Financials 21.33
%
Consumer Discretionary 15.96
%
Communication Services 10.67
%
Energy 9.07
%
Industrials 5.54
%
Consumer Staples 4.96
%
Healthcare 1.83
%
Materials 1.58
%
Utilities 0.57
%
Real Estate 0.10
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Delaware Ivy Global Bond Fund - Class R  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Bond Fund
Class Name Class R
Trading Symbol IYGOX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Bond Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R
$
62		 1.21
%
*
Annualized
Expenses Paid, Amount $ 62
Expense Ratio, Percent 1.21% [1]
Net Assets $ 511,641,858
Holdings Count | Holding 330
Advisory Fees Paid, Amount $ 1,168,733
Investment Company, Portfolio Turnover 115.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of Se
pte
mber 30, 2024)
Fund net assets
$
511,641,858
Total number of portfolio holdings 330
Total advisory fees paid
$
1,168,733
Portfolio turnover rate 115
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
United States 40.21
%
United Kingdom 9.30
%
Australia 7.78
%
France 4.55
%
Spain 3.41
%
Ireland 3.34
%
Netherlands 3.19
%
Italy 2.56
%
Germany 2.45
%
Japan 1.83
%
 
 
 
 
Sector allocation
Banking 14.09
%
Energy 3.10
%
Electric 3.01
%
Consumer Non-Cyclical 2.71
%
Finance Companies 2.46
%
Communications 2.15
%
Capital Goods 2.09
%
Insurance 1.84
%
Consumer Cyclical 1.71
%
Technology 1.65
%
 
 
 
 
Delaware Ivy International Core Equity Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy International Core Equity Fund
Class Name Class C
Trading Symbol IVIFX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy International Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
91		 1.78
%
*
Annualized
Expenses Paid, Amount $ 91
Expense Ratio, Percent 1.78% [1]
Net Assets $ 1,616,067,129
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 4,539,354
Investment Company, Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,616,067,129
Total number of portfolio holdings 58
Total advisory fees paid
$
4,539,354
Portfolio turnover rate 41
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing
a
percentage of the total net
assets
of the Fund.
Country allocation
France 12.31
%
Japan 11.92
%
Germany 11.12
%
China 8.99
%
United Kingdom 7.85
%
India 6.86
%
Netherlands 6.82
%
South Korea 4.43
%
Brazil 4.41
%
Taiwan 4.24
%
 
 
 
 
Sector allocation
Financials 19.85
%
Industrials 15.30
%
Consumer Discretionary 14.08
%
Information Technology 14.08
%
Healthcare 12.13
%
Communication Services 9.03
%
Consumer Staples 6.98
%
Materials 3.41
%
Energy 2.62
%
Utilities 1.36
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 4.24
%
MercadoLibre 3.37
%
SAP 2.95
%
Airbus 2.67
%
KB Financial Group 2.57
%
Thales 2.56
%
Sea ADR 2.46
%
Banco Bilbao Vizcaya Argentaria 2.40
%
HDFC Bank 2.36
%
Deutsche Telekom 2.27
%
Delaware Real Estate Securities Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Real Estate Securities Fund
Class Name Class A
Trading Symbol IRSAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Real Estate Securities Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
64		 1.20
%
*
Annualized
Expenses Paid, Amount $ 64
Expense Ratio, Percent 1.20% [1]
Net Assets $ 114,688,210
Holdings Count | Holding 32
Advisory Fees Paid, Amount $ 243,597
Investment Company, Portfolio Turnover 22.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
114,688,210
Total number of portfolio holdings 32
Total advisory fees paid
$
243,597
Portfolio turnover rate 22
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of
the
Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
REIT Healthcare 18.38
%
REIT Data Center 16.76
%
REIT Retail 14.38
%
REIT Multifamily 11.23
%
REIT Industrial 10.89
%
REIT Single Family 6.53
%
REIT Self-Storage 4.91
%
REIT Specialty 4.60
%
REIT Diversified 3.20
%
REIT Hotel 2.36
%
 
 
 
Top 10 equ
it
y holdings
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate
Equities 		3.71
%
Digital Realty Trust 3.69
%
 
Largest Holdings [Text Block]
Top 10 equ
it
y holdings
Equinix 13.07
%
Welltower 11.94
%
Public Storage 4.91
%
Agree Realty 4.84
%
AvalonBay Communities 4.74
%
VICI Properties 4.61
%
Prologis 4.25
%
Invitation Homes 4.04
%
Alexandria Real Estate
Equities 		3.71
%
Digital Realty Trust 3.69
%
 
Delaware Ivy Core Equity Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Core Equity Fund
Class Name Class Y
Trading Symbol WCEYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Core Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
53		 1.00
%
*
Annualized
Expenses Paid, Amount $ 53
Expense Ratio, Percent 1.00% [1]
Net Assets $ 3,880,535,664
Holdings Count | Holding 49
Advisory Fees Paid, Amount $ 11,540,258
Investment Company, Portfolio Turnover 10.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
3,880,535,664
Total number of portfolio holdings 49
Total advisory fees paid
$
11,540,258
Portfolio turnover rate 10
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each
category
representing
a percentage of the total net assets of the Fund.
Sector allocation
Information Technology 29.47
%
Financials 20.86
%
Healthcare 11.40
%
Communication Services 8.50
%
Industrials 8.49
%
Consumer Discretionary 7.21
%
Materials 5.05
%
Consumer Staples 3.92
%
Energy 1.36
%
Utilities 1.23
%
 
 
 
 
Top 10 equity holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 7.37
%
NVIDIA 4.91
%
Apple 4.70
%
Alphabet Class A 4.63
%
Amazon.com 3.48
%
UnitedHealth Group 3.36
%
HCA Healthcare 3.21
%
Taiwan Semiconductor Manufacturing ADR 2.68
%
Costco Wholesale 2.56
%
Fiserv 2.54
%
Delaware Ivy Asset Strategy Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Asset Strategy Fund
Class Name Class R6
Trading Symbol IASTX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Asset Strategy Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for t
he l
ast six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
40		 0.77
%
*
Annualized
Expenses Paid, Amount $ 40
Expense Ratio, Percent 0.77% [1]
Net Assets $ 1,845,864,558
Holdings Count | Holding 404
Advisory Fees Paid, Amount $ 6,192,547
Investment Company, Portfolio Turnover 24.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
1,845,864,558
Total number of portfolio holdings 404
Total advisory fees paid
$
6,192,547
Portfolio turnover rate 24
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percent
a
ge of the total
net
assets of the Fund.
Portfolio composition
Common Stocks 66.71
%
Corporate Bonds 14.41
%
Bullion 4.68
%
Agency Mortgage-Backed Securities 4.36
%
Short-Term Investments 3.19
%
Loan Agreements 1.57
%
Exchange-Traded Funds 1.50
%
Non-Agency Commercial Mortgage-Backed Securities 1.09
%
US Treasury Obligations 0.75
%
Non-Agency Collateralized Mortgage Obligations 0.45
%
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft
3.72
%
NVIDIA
2.72
%
Alphabet
Class A
 2.27
%
Amazon.com
2.21
%
Apple
2.14
%
Taiwan Semiconductor Manufacturing
1.95
%
Mastercard
Class A
 1.56
%
Home Depot
1.51
%
Eli Lilly & Co.
1.49
%
Salesforce
1.44
%
Delaware Ivy Global Growth Fund - Class C  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Growth Fund
Class Name Class C
Trading Symbol IVNCX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six month
s?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class C
$
98		 1.89
%
*
Annualized
Expenses Paid, Amount $ 98
Expense Ratio, Percent 1.89% [1]
Net Assets $ 955,624,243
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 2,729,855
Investment Company, Portfolio Turnover 34.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
955,624,243
Total number of portfolio holdings 58
Total advisory fees paid
$
2,729,855
Portfolio turnover rate 34
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investmen
t ma
keup of the Fund, with each category representing a percentage of the total net asset
s
of the Fu
n
d.
Country allocation
United States 64.11
%
France 7.39
%
Germany 5.23
%
Japan 4.77
%
India 3.51
%
Taiwan 2.90
%
Italy 1.64
%
Singapore 1.50
%
United Kingdom 1.27
%
South Korea 1.24
%
 
 
 
 
Sector allocation
Information Technology 25.20
%
Financials 16.03
%
Healthcare 12.73
%
Industrials 12.58
%
Communication Services 10.09
%
Consumer Discretionary 9.65
%
Consumer Staples 6.24
%
Materials 2.61
%
Energy 2.19
%
Utilities 1.63
%
 
 
 
 
Top 10 equity holdings
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance
p
urposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Delaware Ivy Global Growth Fund - Class Y  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Global Growth Fund
Class Name Class Y
Trading Symbol IVIYX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Global Growth Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class Y
$
59		 1.14
%
*
Annualized
Expenses Paid, Amount $ 59
Expense Ratio, Percent 1.14% [1]
Net Assets $ 955,624,243
Holdings Count | Holding 58
Advisory Fees Paid, Amount $ 2,729,855
Investment Company, Portfolio Turnover 34.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
955,624,243
Total number of portfolio holdings 58
Total advisory fees paid
$
2,729,855
Portfolio turnover rate 34
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the tot
al n
et assets of the Fund.
Country allocation
United States 64.11
%
France 7.39
%
Germany 5.23
%
Japan 4.77
%
India 3.51
%
Taiwan 2.90
%
Italy 1.64
%
Singapore 1.50
%
United Kingdom 1.27
%
South Korea 1.24
%
 
 
 
 
Sector allocation
Information Technology 25.20
%
Financials 16.03
%
Healthcare 12.73
%
Industrials 12.58
%
Communication Services 10.09
%
Consumer Discretionary 9.65
%
Consumer Staples 6.24
%
Materials 2.61
%
Energy 2.19
%
Utilities 1.63
%
 
 
 
 
Top 10 equity holdi
ngs
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Categorizations used for financial reporting purposes
may
differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdi
ngs
Microsoft 5.50
%
NVIDIA 4.03
%
Alphabet Class A 3.36
%
Amazon.com 3.28
%
Apple 3.17
%
Taiwan Semiconductor Manufacturing 2.90
%
Mastercard Class A 2.30
%
Home Depot 2.24
%
Eli Lilly & Co. 2.21
%
Salesforce 2.13
%
Delaware Ivy Natural Resources Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Natural Resources Fund
Class Name Class R6
Trading Symbol INRSX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Natural Resources Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
50		 0.97
%
*
Annualized
Expenses Paid, Amount $ 50
Expense Ratio, Percent 0.97% [1]
Net Assets $ 190,848,085
Holdings Count | Holding 39
Advisory Fees Paid, Amount $ 711,917
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
190,848,085
Total number of portfolio holdings 39
Total advisory fees paid
$
711,917
Portfolio turnover rate 16
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Oil & Gas Exploration & Production 15.51
%
Gold 15.08
%
Diversified Metals & Mining 11.72
%
Fertilizers & Agricultural Chemicals 8.57
%
Integrated Oil & Gas 7.45
%
Construction Materials 4.65
%
Oil & Gas Equipment & Services 4.00
%
Forest Products 3.94
%
Aluminum 3.62
%
Copper 3.22
%
 
 
 
 
Top 10 e
quity
holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
Largest Holdings [Text Block]
Top 10 e
quity
holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
Delaware Ivy Natural Resources Fund - Class A  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Natural Resources Fund
Class Name Class A
Trading Symbol IGNAX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Natural Resources Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class A
$
71		 1.38
%
*
Annualized
Expenses Paid, Amount $ 71
Expense Ratio, Percent 1.38% [1]
Net Assets $ 190,848,085
Holdings Count | Holding 39
Advisory Fees Paid, Amount $ 711,917
Investment Company, Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
190,848,085
Total number of portfolio holdings 39
Total advisory fees paid
$
711,917
Portfolio turnover rate 16
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with e
ach catego
ry representing a percentage of the total net assets of the Fund.
Sector allocation
Oil & Gas Exploration & Production 15.51
%
Gold 15.08
%
Diversified Metals & Mining 11.72
%
Fertilizers & Agricultural Chemicals 8.57
%
Integrated Oil & Gas 7.45
%
Construction Materials 4.65
%
Oil & Gas Equipment & Services 4.00
%
Forest Products 3.94
%
Aluminum 3.62
%
Copper 3.22
%
 
 
 
Top 10 eq
uit
y holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
 
Largest Holdings [Text Block]
Top 10 eq
uit
y holdings
Newmont 7.66
%
Shell 5.73
%
CF Industries Holdings 5.55
%
Anglo American 5.18
%
CRH 4.65
%
Schlumberger 4.00
%
Wheaton Precious Metals 3.90
%
Hudbay Minerals 3.65
%
Alcoa 3.62
%
Endeavour Mining 3.52
%
 
Delaware Ivy Systematic Emerging Markets Equity Fund - Class R6  
Shareholder Report [Line Items]  
Fund Name Delaware Ivy Systematic Emerging Markets Equity Fund
Class Name Class R6
Trading Symbol IMEGX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Ivy Systematic Emerging Markets Equity Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class R6
$
34		 0.65
%
*
Annualized
Expenses Paid, Amount $ 34
Expense Ratio, Percent 0.65% [1]
Net Assets $ 736,764,288
Holdings Count | Holding 99
Advisory Fees Paid, Amount $ 1,816,672
Investment Company, Portfolio Turnover 17.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
736,764,288
Total number of portfolio holdings 99
Total advisory fees paid
$
1,816,672
Portfolio turnover rate 17
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Country allocation
China 32.46
%
India 22.86
%
Taiwan 18.48
%
South Korea 8.73
%
Indonesia 5.05
%
Brazil 4.86
%
South Africa 2.71
%
Türkiye 2.63
%
Mexico 2.19
%
Saudi Arabia 0.15
%
 
 
 
 
Sector allocation
Information Technology 28.51
%
Financials 21.33
%
Consumer Discretionary 15.96
%
Communication Services 10.67
%
Energy 9.07
%
Industrials 5.54
%
Consumer Staples 4.96
%
Healthcare 1.83
%
Materials 1.58
%
Utilities 0.57
%
Real Estate 0.10
%
 
 
 
 
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
Taiwan Semiconductor Manufacturing 9.71
%
Tencent Holdings 5.42
%
Samsung Electronics 4.52
%
ICICI Bank 4.01
%
Infosys 2.94
%
NetEase 2.89
%
Tata Consultancy Services 2.70
%
Hero MotoCorp 2.62
%
Alibaba Group Holding 2.56
%
Bank Central Asia 2.47
%
Delaware Climate Solutions Fund - Class I  
Shareholder Report [Line Items]  
Fund Name Delaware Climate Solutions Fund
Class Name Class I
Trading Symbol IVEIX
Annual or Semi-Annual Statement [Text Block] This
semiannual shareholder report
contains important information about Delaware Climate Solutions Fund (Fund) for the period of
April 1, 2024,
to September 30, 2024.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at
delawarefunds.com/literature.
You can also request this information by contacting us at
800 523-1918
, weekdays from
8:30am to 6:00pm ET.
Additional Information Phone Number 800 523-1918
Additional Information Website delawarefunds.com/literature
Expenses [Text Block]
What were the Fund's costs for the last six months?
(Based on a hypothetical $10,000 investment)
Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
*
Class I
$
52		 0.99
%
*
Annualized
Expenses Paid, Amount $ 52
Expense Ratio, Percent 0.99% [1]
Net Assets $ 132,150,208
Holdings Count | Holding 31
Advisory Fees Paid, Amount $ 373,341
Investment Company, Portfolio Turnover 4.00%
Additional Fund Statistics [Text Block]
Fund statistics
(as of September 30, 2024)
Fund net assets
$
132,150,208
Total number of portfolio holdings 31
Total advisory fees paid
$
373,341
Portfolio turnover rate 4
%
Holdings [Text Block]
Fund holdings
(as of September 30, 2024)
The tables below show the investment makeup of the Fund, with each category representing a percentage of the total net assets of the Fund.
Sector allocation
Utilities 35.48
%
Industrials 22.54
%
Materials 17.89
%
Energy 12.45
%
Information Technology 4.23
%
Real Estate 3.89
%
Consumer Staples 3.04
%
 
 
 
 
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste
Management
 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
Categorizations used for financial reporting purposes may differ from categorizations used for regulatory compliance purposes.
Largest Holdings [Text Block]
Top 10 equity holdings
First Solar 4.23
%
Cummins 4.22
%
Alcoa 4.15
%
Kingspan Group 4.11
%
Anglo American 4.09
%
Schneider Electric 4.09
%
Waste
Management
 3.99
%
Weyerhaeuser 3.89
%
Ameren 3.78
%
CMS Energy 3.78
%
[1] Annualized