v3.25.2
Shareholder Report
6 Months Ended
Jul. 31, 2025
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name AMERICAN BEACON FUNDS
Entity Central Index Key 0000809593
Entity Investment Company Type N-1A
Document Period End Date Jul. 31, 2025
C000136710  
Shareholder Report [Line Items]  
Fund Name Developing World Income Fund
Class Name A
Trading Symbol AGUAX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about American Beacon Developing World Income Fund for the period of February 1, 2025 to July 31, 2025.
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
Additional Information [Text Block] You can find additional information about the Fund at www.americanbeaconfunds.com/fund-resources/. You can also request this information by contacting us at 800-658-5811.
Additional Information Phone Number 800-658-5811
Additional Information Website <span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 400; grid-area: auto; line-height: 18px; margin: 0px; overflow: visible; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">www.americanbeaconfunds.com/fund-resources/</span>
Expenses [Text Block]

What were the Fund costs for the last six months?

(based on a hypothetical $10,000 investment)

Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class A
$68
1.33%Footnote Reference*
Footnote Description
Footnote*
Annualized.
Expenses Paid, Amount $ 68
Expense Ratio, Percent 1.33% [1]
AssetsNet $ 940,693,688
Holdings Count | Holding 306
Advisory Fees Paid, Amount $ 3,268,740
InvestmentCompanyPortfolioTurnover 16.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

Total Net Assets
$940,693,688
# of Portfolio Holdings
306
Portfolio Turnover Rate
16%
Total Management Fees Paid
$3,268,740
Holdings [Text Block]

Asset Allocation - % Investments

Group By Asset Type Chart
Value
Value
Foreign Sovereign Obligations
73.2
Investment Companies
8.9
Credit-Linked Notes
7.5
Corporate Obligations
6.8
Foreign Corporate Obligations
3.6

Excludes foreign currency derivatives.

Top Ten Country Exposure - % Fixed Income

Group By Sector Chart
Value
Value
Uganda
3.3
Uzbekistan
3.5
Egypt
3.6
Ghana
3.6
Argentina
3.7
Nigeria
4.0
Angola
4.0
Zambia
4.3
Kenya
4.6
United States
6.8

Top Ten Industry Allocations - % Fixed Income

Group By Country Chart
Value
Value
Insurance
0.4
Engineering & Construction
0.5
Holding Companies - Diversified
0.6
Telecommunications
0.8
Multi-National
0.8
Oil & Gas
1.3
Investment Companies
4.2
Diversified Financial Services
5.3
Banks
8.4
Foreign Sovereign Obligations
77.3
Largest Holdings [Text Block]

 Top Ten Holdings - % Net Assets

Republic of Kenya Infrastructure Bonds, 18.461%, Due 8/9/2032
2.2
Kyrgyz Republic International Bonds, 7.750%, Due 6/3/2030
1.9
Mozambique International Bonds, 9.000%, Due 9/15/2031
1.8
Argentina Republic Government International Bonds, 4.125%, Due 7/9/2035
1.5
Republic of Uganda Government Bonds, 14.250%, Due 6/22/2034
1.4
Argentina Republic Government International Bonds, 1.000%, Due 7/9/2029
1.3
Egypt Government International Bonds, 8.875%, Due 5/29/2050
1.3
Republic of Uzbekistan International Bonds, 15.500%, Due 2/25/2028
1.3
Republic of Cameroon International Bonds, 9.500%, Due 7/31/2031
1.2
Suriname Government International Bonds, 7.950%, Due 7/15/2033
1.2

Excludes cash equivalents.

Material Fund Change [Text Block]
C000136711  
Shareholder Report [Line Items]  
Fund Name Developing World Income Fund
Class Name C
Trading Symbol AGECX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about American Beacon Developing World Income Fund for the period of February 1, 2025 to July 31, 2025.
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
Additional Information [Text Block] You can find additional information about the Fund at www.americanbeaconfunds.com/fund-resources/. You can also request this information by contacting us at 800-658-5811.
Additional Information Phone Number 800-658-5811
Additional Information Website <span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 400; grid-area: auto; line-height: 18px; margin: 0px; overflow: visible; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">www.americanbeaconfunds.com/fund-resources/</span>
Expenses [Text Block]

What were the Fund costs for the last six months?

(based on a hypothetical $10,000 investment)

Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class C
$104
2.06%Footnote Reference*
Footnote Description
Footnote*
Annualized.
Expenses Paid, Amount $ 104
Expense Ratio, Percent 2.06% [2]
AssetsNet $ 940,693,688
Holdings Count | Holding 306
Advisory Fees Paid, Amount $ 3,268,740
InvestmentCompanyPortfolioTurnover 16.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

Total Net Assets
$940,693,688
# of Portfolio Holdings
306
Portfolio Turnover Rate
16%
Total Management Fees Paid
$3,268,740
Holdings [Text Block]

Asset Allocation - % Investments

Group By Asset Type Chart
Value
Value
Foreign Sovereign Obligations
73.2
Investment Companies
8.9
Credit-Linked Notes
7.5
Corporate Obligations
6.8
Foreign Corporate Obligations
3.6

Excludes foreign currency derivatives.

Top Ten Country Exposure - % Fixed Income

Group By Sector Chart
Value
Value
Uganda
3.3
Uzbekistan
3.5
Egypt
3.6
Ghana
3.6
Argentina
3.7
Nigeria
4.0
Angola
4.0
Zambia
4.3
Kenya
4.6
United States
6.8

Top Ten Industry Allocations - % Fixed Income

Group By Country Chart
Value
Value
Insurance
0.4
Engineering & Construction
0.5
Holding Companies - Diversified
0.6
Telecommunications
0.8
Multi-National
0.8
Oil & Gas
1.3
Investment Companies
4.2
Diversified Financial Services
5.3
Banks
8.4
Foreign Sovereign Obligations
77.3
Largest Holdings [Text Block]

 Top Ten Holdings - % Net Assets

Republic of Kenya Infrastructure Bonds, 18.461%, Due 8/9/2032
2.2
Kyrgyz Republic International Bonds, 7.750%, Due 6/3/2030
1.9
Mozambique International Bonds, 9.000%, Due 9/15/2031
1.8
Argentina Republic Government International Bonds, 4.125%, Due 7/9/2035
1.5
Republic of Uganda Government Bonds, 14.250%, Due 6/22/2034
1.4
Argentina Republic Government International Bonds, 1.000%, Due 7/9/2029
1.3
Egypt Government International Bonds, 8.875%, Due 5/29/2050
1.3
Republic of Uzbekistan International Bonds, 15.500%, Due 2/25/2028
1.3
Republic of Cameroon International Bonds, 9.500%, Due 7/31/2031
1.2
Suriname Government International Bonds, 7.950%, Due 7/15/2033
1.2

Excludes cash equivalents.

Material Fund Change [Text Block]
C000136713  
Shareholder Report [Line Items]  
Fund Name Developing World Income Fund
Class Name Investor
Trading Symbol AGEPX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about American Beacon Developing World Income Fund for the period of February 1, 2025 to July 31, 2025.
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
Additional Information [Text Block] You can find additional information about the Fund at www.americanbeaconfunds.com/fund-resources/. You can also request this information by contacting us at 800-658-5811.
Additional Information Phone Number 800-658-5811
Additional Information Website <span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 400; grid-area: auto; line-height: 18px; margin: 0px; overflow: visible; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">www.americanbeaconfunds.com/fund-resources/</span>
Expenses [Text Block]

What were the Fund costs for the last six months?

(based on a hypothetical $10,000 investment)

Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Investor
$66
1.30%Footnote Reference*
Footnote Description
Footnote*
Annualized.
Expenses Paid, Amount $ 66
Expense Ratio, Percent 1.30% [3]
AssetsNet $ 940,693,688
Holdings Count | Holding 306
Advisory Fees Paid, Amount $ 3,268,740
InvestmentCompanyPortfolioTurnover 16.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

Total Net Assets
$940,693,688
# of Portfolio Holdings
306
Portfolio Turnover Rate
16%
Total Management Fees Paid
$3,268,740
Holdings [Text Block]

Asset Allocation - % Investments

Group By Asset Type Chart
Value
Value
Foreign Sovereign Obligations
73.2
Investment Companies
8.9
Credit-Linked Notes
7.5
Corporate Obligations
6.8
Foreign Corporate Obligations
3.6

Excludes foreign currency derivatives.

Top Ten Country Exposure - % Fixed Income

Group By Sector Chart
Value
Value
Uganda
3.3
Uzbekistan
3.5
Egypt
3.6
Ghana
3.6
Argentina
3.7
Nigeria
4.0
Angola
4.0
Zambia
4.3
Kenya
4.6
United States
6.8

Top Ten Industry Allocations - % Fixed Income

Group By Country Chart
Value
Value
Insurance
0.4
Engineering & Construction
0.5
Holding Companies - Diversified
0.6
Telecommunications
0.8
Multi-National
0.8
Oil & Gas
1.3
Investment Companies
4.2
Diversified Financial Services
5.3
Banks
8.4
Foreign Sovereign Obligations
77.3
Largest Holdings [Text Block]

 Top Ten Holdings - % Net Assets

Republic of Kenya Infrastructure Bonds, 18.461%, Due 8/9/2032
2.2
Kyrgyz Republic International Bonds, 7.750%, Due 6/3/2030
1.9
Mozambique International Bonds, 9.000%, Due 9/15/2031
1.8
Argentina Republic Government International Bonds, 4.125%, Due 7/9/2035
1.5
Republic of Uganda Government Bonds, 14.250%, Due 6/22/2034
1.4
Argentina Republic Government International Bonds, 1.000%, Due 7/9/2029
1.3
Egypt Government International Bonds, 8.875%, Due 5/29/2050
1.3
Republic of Uzbekistan International Bonds, 15.500%, Due 2/25/2028
1.3
Republic of Cameroon International Bonds, 9.500%, Due 7/31/2031
1.2
Suriname Government International Bonds, 7.950%, Due 7/15/2033
1.2

Excludes cash equivalents.

Material Fund Change [Text Block]
C000136712  
Shareholder Report [Line Items]  
Fund Name Developing World Income Fund
Class Name R5
Trading Symbol AGEIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about American Beacon Developing World Income Fund for the period of February 1, 2025 to July 31, 2025.
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
Additional Information [Text Block] You can find additional information about the Fund at www.americanbeaconfunds.com/fund-resources/. You can also request this information by contacting us at 800-658-5811.
Additional Information Phone Number 800-658-5811
Additional Information Website <span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 400; grid-area: auto; line-height: 18px; margin: 0px; overflow: visible; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">www.americanbeaconfunds.com/fund-resources/</span>
Expenses [Text Block]

What were the Fund costs for the last six months?

(based on a hypothetical $10,000 investment)

Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
R5
$53
1.04%Footnote Reference*
Footnote Description
Footnote*
Annualized.
Expenses Paid, Amount $ 53
Expense Ratio, Percent 1.04% [4]
AssetsNet $ 940,693,688
Holdings Count | Holding 306
Advisory Fees Paid, Amount $ 3,268,740
InvestmentCompanyPortfolioTurnover 16.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

Total Net Assets
$940,693,688
# of Portfolio Holdings
306
Portfolio Turnover Rate
16%
Total Management Fees Paid
$3,268,740
Holdings [Text Block]

Asset Allocation - % Investments

Group By Asset Type Chart
Value
Value
Foreign Sovereign Obligations
73.2
Investment Companies
8.9
Credit-Linked Notes
7.5
Corporate Obligations
6.8
Foreign Corporate Obligations
3.6

Excludes foreign currency derivatives.

Top Ten Country Exposure - % Fixed Income

Group By Sector Chart
Value
Value
Uganda
3.3
Uzbekistan
3.5
Egypt
3.6
Ghana
3.6
Argentina
3.7
Nigeria
4.0
Angola
4.0
Zambia
4.3
Kenya
4.6
United States
6.8

Top Ten Industry Allocations - % Fixed Income

Group By Country Chart
Value
Value
Insurance
0.4
Engineering & Construction
0.5
Holding Companies - Diversified
0.6
Telecommunications
0.8
Multi-National
0.8
Oil & Gas
1.3
Investment Companies
4.2
Diversified Financial Services
5.3
Banks
8.4
Foreign Sovereign Obligations
77.3
Largest Holdings [Text Block]

 Top Ten Holdings - % Net Assets

Republic of Kenya Infrastructure Bonds, 18.461%, Due 8/9/2032
2.2
Kyrgyz Republic International Bonds, 7.750%, Due 6/3/2030
1.9
Mozambique International Bonds, 9.000%, Due 9/15/2031
1.8
Argentina Republic Government International Bonds, 4.125%, Due 7/9/2035
1.5
Republic of Uganda Government Bonds, 14.250%, Due 6/22/2034
1.4
Argentina Republic Government International Bonds, 1.000%, Due 7/9/2029
1.3
Egypt Government International Bonds, 8.875%, Due 5/29/2050
1.3
Republic of Uzbekistan International Bonds, 15.500%, Due 2/25/2028
1.3
Republic of Cameroon International Bonds, 9.500%, Due 7/31/2031
1.2
Suriname Government International Bonds, 7.950%, Due 7/15/2033
1.2

Excludes cash equivalents.

Material Fund Change [Text Block]
C000136714  
Shareholder Report [Line Items]  
Fund Name Developing World Income Fund
Class Name Y
Trading Symbol AGEYX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about American Beacon Developing World Income Fund for the period of February 1, 2025 to July 31, 2025.
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
Additional Information [Text Block] You can find additional information about the Fund at www.americanbeaconfunds.com/fund-resources/. You can also request this information by contacting us at 800-658-5811.
Additional Information Phone Number 800-658-5811
Additional Information Website <span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 400; grid-area: auto; line-height: 18px; margin: 0px; overflow: visible; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">www.americanbeaconfunds.com/fund-resources/</span>
Expenses [Text Block]

What were the Fund costs for the last six months?

(based on a hypothetical $10,000 investment)

Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Y
$54
1.06%Footnote Reference*
Footnote Description
Footnote*
Annualized.
Expenses Paid, Amount $ 54
Expense Ratio, Percent 1.06% [5]
AssetsNet $ 940,693,688
Holdings Count | Holding 306
Advisory Fees Paid, Amount $ 3,268,740
InvestmentCompanyPortfolioTurnover 16.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

Total Net Assets
$940,693,688
# of Portfolio Holdings
306
Portfolio Turnover Rate
16%
Total Management Fees Paid
$3,268,740
Holdings [Text Block]

Asset Allocation - % Investments

Group By Asset Type Chart
Value
Value
Foreign Sovereign Obligations
73.2
Investment Companies
8.9
Credit-Linked Notes
7.5
Corporate Obligations
6.8
Foreign Corporate Obligations
3.6

Excludes foreign currency derivatives.

Top Ten Country Exposure - % Fixed Income

Group By Sector Chart
Value
Value
Uganda
3.3
Uzbekistan
3.5
Egypt
3.6
Ghana
3.6
Argentina
3.7
Nigeria
4.0
Angola
4.0
Zambia
4.3
Kenya
4.6
United States
6.8

Top Ten Industry Allocations - % Fixed Income

Group By Country Chart
Value
Value
Insurance
0.4
Engineering & Construction
0.5
Holding Companies - Diversified
0.6
Telecommunications
0.8
Multi-National
0.8
Oil & Gas
1.3
Investment Companies
4.2
Diversified Financial Services
5.3
Banks
8.4
Foreign Sovereign Obligations
77.3
Largest Holdings [Text Block]

 Top Ten Holdings - % Net Assets

Republic of Kenya Infrastructure Bonds, 18.461%, Due 8/9/2032
2.2
Kyrgyz Republic International Bonds, 7.750%, Due 6/3/2030
1.9
Mozambique International Bonds, 9.000%, Due 9/15/2031
1.8
Argentina Republic Government International Bonds, 4.125%, Due 7/9/2035
1.5
Republic of Uganda Government Bonds, 14.250%, Due 6/22/2034
1.4
Argentina Republic Government International Bonds, 1.000%, Due 7/9/2029
1.3
Egypt Government International Bonds, 8.875%, Due 5/29/2050
1.3
Republic of Uzbekistan International Bonds, 15.500%, Due 2/25/2028
1.3
Republic of Cameroon International Bonds, 9.500%, Due 7/31/2031
1.2
Suriname Government International Bonds, 7.950%, Due 7/15/2033
1.2

Excludes cash equivalents.

Material Fund Change [Text Block]
C000221417  
Shareholder Report [Line Items]  
Fund Name NIS Core Plus Bond Fund
Class Name A
Trading Symbol NISAX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about American Beacon NIS Core Plus Bond Fund for the period of February 1, 2025 to July 31, 2025.
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
Additional Information [Text Block] You can find additional information about the Fund at www.americanbeaconfunds.com/fund-resources/. You can also request this information by contacting us at 800-658-5811.
Additional Information Phone Number 800-658-5811
Additional Information Website <span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 400; grid-area: auto; line-height: 18px; margin: 0px; overflow: visible; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">www.americanbeaconfunds.com/fund-resources/</span>
Expenses [Text Block]

What were the Fund costs for the last six months?

(based on a hypothetical $10,000 investment)

Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class A
$39
0.78%Footnote Reference*
Footnote Description
Footnote*
Annualized.
Expenses Paid, Amount $ 39
Expense Ratio, Percent 0.78% [6]
AssetsNet $ 8,444,739
Holdings Count | Holding 410
Advisory Fees Paid, Amount $ 0
InvestmentCompanyPortfolioTurnover 37.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

Total Net Assets
$8,444,739
# of Portfolio Holdings
410
Portfolio Turnover Rate
37%
Total Management Fees Paid
$0
Holdings [Text Block]

Asset Allocation - % Investments

Group By Asset Type Chart
Value
Value
Corporate Obligations
29.0
U.S. Treasury Obligations
26.6
Collateralized Mortgage Obligations
12.0
Asset-Backed Obligations
9.9
U.S. Agency Mortgage-Backed Obligations
8.1
Commercial Mortgage-Backed Obligations
6.8
Municipal Obligations
4.5
Foreign Corporate Obligations
3.1

 

Top Country Exposure - % Investments

Group By Sector Chart
Value
Value
Bermuda
0.1
France
0.1
Australia
0.2
China
0.2
United Kingdom
0.5
Ireland
0.6
Canada
1.5
United States
96.8

Top Ten Industry Allocations - % Investments

Group By Country Chart
Value
Value
Insurance
2.8
Electric
3.7
Municipal
4.5
Diversified Financial Services
4.9
Banks
5.0
Commercial MBS
6.8
UMBS Collateral
7.3
Asset-Backed Obligations
9.9
Collateralized Mortgage Obligations
12.0
U.S. Treasury Obligations
26.6
Largest Holdings [Text Block]

 Top Ten Holdings - % Net Assets

U.S. Treasury Bonds, 3.375%, Due 11/15/2048
4.9
U.S. Treasury Notes, 4.250%, Due 11/15/2034
3.3
U.S. Treasury Notes, 4.125%, Due 3/31/2031
2.7
U.S. Treasury Notes, 4.625%, Due 2/15/2035
2.4
RCKT Mortgage Trust, Series 2023-CES1, 6.902%, Due 6/25/2043, Class M1
1.8
U.S. Treasury Bonds, 1.750%, Due 8/15/2041
1.8
U.S. Treasury Notes, 4.250%, Due 5/15/2035
1.7
U.S. Treasury Notes, 2.875%, Due 5/15/2032
1.5
U.S. Treasury Notes, 4.500%, Due 11/15/2033
1.5
U.S. Treasury Bonds, 2.500%, Due 2/15/2045
1.4

 

Material Fund Change [Text Block]
C000221418  
Shareholder Report [Line Items]  
Fund Name NIS Core Plus Bond Fund
Class Name C
Trading Symbol NISCX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about American Beacon NIS Core Plus Bond Fund for the period of February 1, 2025 to July 31, 2025.
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
Additional Information [Text Block] You can find additional information about the Fund at www.americanbeaconfunds.com/fund-resources/. You can also request this information by contacting us at 800-658-5811.
Additional Information Phone Number 800-658-5811
Additional Information Website <span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 400; grid-area: auto; line-height: 18px; margin: 0px; overflow: visible; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">www.americanbeaconfunds.com/fund-resources/</span>
Expenses [Text Block]

What were the Fund costs for the last six months?

(based on a hypothetical $10,000 investment)

Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Class C
$76
1.53%Footnote Reference*
Footnote Description
Footnote*
Annualized.
Expenses Paid, Amount $ 76
Expense Ratio, Percent 1.53% [7]
AssetsNet $ 8,444,739
Holdings Count | Holding 410
Advisory Fees Paid, Amount $ 0
InvestmentCompanyPortfolioTurnover 37.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

Total Net Assets
$8,444,739
# of Portfolio Holdings
410
Portfolio Turnover Rate
37%
Total Management Fees Paid
$0
Holdings [Text Block]

Asset Allocation - % Investments

Group By Asset Type Chart
Value
Value
Corporate Obligations
29.0
U.S. Treasury Obligations
26.6
Collateralized Mortgage Obligations
12.0
Asset-Backed Obligations
9.9
U.S. Agency Mortgage-Backed Obligations
8.1
Commercial Mortgage-Backed Obligations
6.8
Municipal Obligations
4.5
Foreign Corporate Obligations
3.1

 

Top Country Exposure - % Investments

Group By Sector Chart
Value
Value
Bermuda
0.1
France
0.1
Australia
0.2
China
0.2
United Kingdom
0.5
Ireland
0.6
Canada
1.5
United States
96.8

Top Ten Industry Allocations - % Investments

Group By Country Chart
Value
Value
Insurance
2.8
Electric
3.7
Municipal
4.5
Diversified Financial Services
4.9
Banks
5.0
Commercial MBS
6.8
UMBS Collateral
7.3
Asset-Backed Obligations
9.9
Collateralized Mortgage Obligations
12.0
U.S. Treasury Obligations
26.6
Largest Holdings [Text Block]

 Top Ten Holdings - % Net Assets

U.S. Treasury Bonds, 3.375%, Due 11/15/2048
4.9
U.S. Treasury Notes, 4.250%, Due 11/15/2034
3.3
U.S. Treasury Notes, 4.125%, Due 3/31/2031
2.7
U.S. Treasury Notes, 4.625%, Due 2/15/2035
2.4
RCKT Mortgage Trust, Series 2023-CES1, 6.902%, Due 6/25/2043, Class M1
1.8
U.S. Treasury Bonds, 1.750%, Due 8/15/2041
1.8
U.S. Treasury Notes, 4.250%, Due 5/15/2035
1.7
U.S. Treasury Notes, 2.875%, Due 5/15/2032
1.5
U.S. Treasury Notes, 4.500%, Due 11/15/2033
1.5
U.S. Treasury Bonds, 2.500%, Due 2/15/2045
1.4

 

Material Fund Change [Text Block]
C000221415  
Shareholder Report [Line Items]  
Fund Name NIS Core Plus Bond Fund
Class Name R6
Trading Symbol NISRX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about American Beacon NIS Core Plus Bond Fund for the period of February 1, 2025 to July 31, 2025.
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
Additional Information [Text Block] You can find additional information about the Fund at www.americanbeaconfunds.com/fund-resources/. You can also request this information by contacting us at 800-658-5811.
Additional Information Phone Number 800-658-5811
Additional Information Website <span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 400; grid-area: auto; line-height: 18px; margin: 0px; overflow: visible; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">www.americanbeaconfunds.com/fund-resources/</span>
Expenses [Text Block]

What were the Fund costs for the last six months?

(based on a hypothetical $10,000 investment)

Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
R6
$21
0.43%Footnote Reference*
Footnote Description
Footnote*
Annualized.
Expenses Paid, Amount $ 21
Expense Ratio, Percent 0.43% [8]
AssetsNet $ 8,444,739
Holdings Count | Holding 410
Advisory Fees Paid, Amount $ 0
InvestmentCompanyPortfolioTurnover 37.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

Total Net Assets
$8,444,739
# of Portfolio Holdings
410
Portfolio Turnover Rate
37%
Total Management Fees Paid
$0
Holdings [Text Block]

Asset Allocation - % Investments

Group By Asset Type Chart
Value
Value
Corporate Obligations
29.0
U.S. Treasury Obligations
26.6
Collateralized Mortgage Obligations
12.0
Asset-Backed Obligations
9.9
U.S. Agency Mortgage-Backed Obligations
8.1
Commercial Mortgage-Backed Obligations
6.8
Municipal Obligations
4.5
Foreign Corporate Obligations
3.1

 

Top Country Exposure - % Investments

Group By Sector Chart
Value
Value
Bermuda
0.1
France
0.1
Australia
0.2
China
0.2
United Kingdom
0.5
Ireland
0.6
Canada
1.5
United States
96.8

Top Ten Industry Allocations - % Investments

Group By Country Chart
Value
Value
Insurance
2.8
Electric
3.7
Municipal
4.5
Diversified Financial Services
4.9
Banks
5.0
Commercial MBS
6.8
UMBS Collateral
7.3
Asset-Backed Obligations
9.9
Collateralized Mortgage Obligations
12.0
U.S. Treasury Obligations
26.6
Largest Holdings [Text Block]

 Top Ten Holdings - % Net Assets

U.S. Treasury Bonds, 3.375%, Due 11/15/2048
4.9
U.S. Treasury Notes, 4.250%, Due 11/15/2034
3.3
U.S. Treasury Notes, 4.125%, Due 3/31/2031
2.7
U.S. Treasury Notes, 4.625%, Due 2/15/2035
2.4
RCKT Mortgage Trust, Series 2023-CES1, 6.902%, Due 6/25/2043, Class M1
1.8
U.S. Treasury Bonds, 1.750%, Due 8/15/2041
1.8
U.S. Treasury Notes, 4.250%, Due 5/15/2035
1.7
U.S. Treasury Notes, 2.875%, Due 5/15/2032
1.5
U.S. Treasury Notes, 4.500%, Due 11/15/2033
1.5
U.S. Treasury Bonds, 2.500%, Due 2/15/2045
1.4

 

Material Fund Change [Text Block]
C000221416  
Shareholder Report [Line Items]  
Fund Name NIS Core Plus Bond Fund
Class Name Y
Trading Symbol NISYX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about American Beacon NIS Core Plus Bond Fund for the period of February 1, 2025 to July 31, 2025.
Shareholder Report Annual or Semi-Annual Semi-Annual Shareholder Report
Additional Information [Text Block] You can find additional information about the Fund at www.americanbeaconfunds.com/fund-resources/. You can also request this information by contacting us at 800-658-5811.
Additional Information Phone Number 800-658-5811
Additional Information Website <span style="box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 12px; font-weight: 400; grid-area: auto; line-height: 18px; margin: 0px; overflow: visible; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">www.americanbeaconfunds.com/fund-resources/</span>
Expenses [Text Block]

What were the Fund costs for the last six months?

(based on a hypothetical $10,000 investment)

Class Name
Costs of a $10,000 investment
Costs paid as a percentage of a $10,000 investment
Y
$26
0.53%Footnote Reference*
Footnote Description
Footnote*
Annualized.
Expenses Paid, Amount $ 26
Expense Ratio, Percent 0.53% [9]
AssetsNet $ 8,444,739
Holdings Count | Holding 410
Advisory Fees Paid, Amount $ 0
InvestmentCompanyPortfolioTurnover 37.00%
Additional Fund Statistics [Text Block]

Key Fund Statistics

Total Net Assets
$8,444,739
# of Portfolio Holdings
410
Portfolio Turnover Rate
37%
Total Management Fees Paid
$0
Holdings [Text Block]

Asset Allocation - % Investments

Group By Asset Type Chart
Value
Value
Corporate Obligations
29.0
U.S. Treasury Obligations
26.6
Collateralized Mortgage Obligations
12.0
Asset-Backed Obligations
9.9
U.S. Agency Mortgage-Backed Obligations
8.1
Commercial Mortgage-Backed Obligations
6.8
Municipal Obligations
4.5
Foreign Corporate Obligations
3.1

 

Top Country Exposure - % Investments

Group By Sector Chart
Value
Value
Bermuda
0.1
France
0.1
Australia
0.2
China
0.2
United Kingdom
0.5
Ireland
0.6
Canada
1.5
United States
96.8

Top Ten Industry Allocations - % Investments

Group By Country Chart
Value
Value
Insurance
2.8
Electric
3.7
Municipal
4.5
Diversified Financial Services
4.9
Banks
5.0
Commercial MBS
6.8
UMBS Collateral
7.3
Asset-Backed Obligations
9.9
Collateralized Mortgage Obligations
12.0
U.S. Treasury Obligations
26.6
Largest Holdings [Text Block]

 Top Ten Holdings - % Net Assets

U.S. Treasury Bonds, 3.375%, Due 11/15/2048
4.9
U.S. Treasury Notes, 4.250%, Due 11/15/2034
3.3
U.S. Treasury Notes, 4.125%, Due 3/31/2031
2.7
U.S. Treasury Notes, 4.625%, Due 2/15/2035
2.4
RCKT Mortgage Trust, Series 2023-CES1, 6.902%, Due 6/25/2043, Class M1
1.8
U.S. Treasury Bonds, 1.750%, Due 8/15/2041
1.8
U.S. Treasury Notes, 4.250%, Due 5/15/2035
1.7
U.S. Treasury Notes, 2.875%, Due 5/15/2032
1.5
U.S. Treasury Notes, 4.500%, Due 11/15/2033
1.5
U.S. Treasury Bonds, 2.500%, Due 2/15/2045
1.4

 

Material Fund Change [Text Block]
[1] Annualized.
[2] Annualized.
[3] Annualized.
[4] Annualized.
[5] Annualized.
[6] Annualized.
[7] Annualized.
[8] Annualized.
[9] Annualized.