v3.26.3
Shareholder Report
 6 Months Ended
Jul. 31, 2026
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name Vanguard Specialized Funds
Entity Central Index Key 0000734383
Entity Investment Company Type N-1A
Document Period End Date Jul. 31, 2026
C000008009 [Member]  
Shareholder Report [Line Items]  
Fund Name Vanguard Global Capital Cycles Fund
Class Name Investor Shares
Trading Symbol VGPMX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Vanguard Global Capital Cycles Fund (the "Fund") for the period of February 1, 2026, to July 31, 2026.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature. You can also request this information by contacting us at 800-662-7447.
Additional Information Phone Number 800-662-7447
Additional Information Website https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature
Expenses [Text Block]
What were the Fund costs for the last six months?
(based on a hypothetical $10,000 investment)
Share Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
Investor Shares $20 0.40%1
​1
Annualized.
Expenses Paid, Amount $ 20
Expense Ratio, Percent 0.40% [1]
Net Assets $ 3,739,000,000
Holdings Count | Holding 94
Investment Company Portfolio Turnover 33.00%
Additional Fund Statistics [Text Block]
Fund Statistics
(as of July 31, 2026)
Fund Net Assets
(in millions)		 $3,739
Number of Portfolio Holdings 94
Portfolio Turnover Rate 33%
Holdings [Text Block]
Portfolio Composition % of Net Assets
(as of July 31, 2026)
Africa 4.0%
Asia 17.6%
Europe 40.4%
North America 28.9%
Oceania 2.8%
South America 5.6%
Other Assets and Liabilities—Net 0.7%
This table reflects the Fund’s investments, including short-term investments and other assets and liabilities.
C000032424 [Member]  
Shareholder Report [Line Items]  
Fund Name Vanguard Real Estate Index Fund
Class Name ETF Shares
Trading Symbol VNQ
Security Exchange Name NYSEArca
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Vanguard Real Estate Index Fund (the "Fund") for the period of February 1, 2026, to July 31, 2026.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature. You can also request this information by contacting us at 800-662-7447.
Additional Information Phone Number 800-662-7447
Additional Information Website https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature
Expenses [Text Block]
What were the Fund costs for the last six months?
(based on a hypothetical $10,000 investment)
Share Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
ETF Shares $7 0.13%1
​1
Annualized.
Expenses Paid, Amount $ 7
Expense Ratio, Percent 0.13% [2]
Net Assets $ 73,098,000,000
Holdings Count | Holding 152
Investment Company Portfolio Turnover 4.00%
Additional Fund Statistics [Text Block]
Fund Statistics
(as of July 31, 2026)
Fund Net Assets
(in millions)		 $73,098
Number of Portfolio Holdings 152
Portfolio Turnover Rate 4%
Holdings [Text Block]
Portfolio Composition % of Net Assets
(as of July 31, 2026)
Data Center REITs 8.6%
Health Care REITs 15.0%
Industrial REITs 10.0%
Multi-Family Residential REITs 5.7%
Other Specialized REITs 5.6%
Real Estate Services 5.0%
Retail REITs 12.6%
Self-Storage REITs 5.0%
Telecom Tower REITs 6.9%
Vanguard Real Estate II Index Fund1 14.5%
Other Assets and Liabilities—Net 11.1%
This table reflects the Fund’s investments, including short-term investments, derivatives and other assets and liabilities.
​1
Vanguard Real Estate II Index Fund ("the Subsidiary") is the wholly owned subsidiary in which the Fund has invested a portion of its assets.
C000008010 [Member]  
Shareholder Report [Line Items]  
Fund Name Vanguard Real Estate Index Fund
Class Name Investor Shares
Trading Symbol VGSIX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Vanguard Real Estate Index Fund (the "Fund") for the period of February 1, 2026, to July 31, 2026.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature. You can also request this information by contacting us at 800-662-7447.
Additional Information Phone Number 800-662-7447
Additional Information Website https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature
Expenses [Text Block]
What were the Fund costs for the last six months?
(based on a hypothetical $10,000 investment)
Share Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
Investor Shares $14 0.27%1
​1
Annualized.
Expenses Paid, Amount $ 14
Expense Ratio, Percent 0.27% [3]
Net Assets $ 73,098,000,000
Holdings Count | Holding 152
Investment Company Portfolio Turnover 4.00%
Additional Fund Statistics [Text Block]
Fund Statistics
(as of July 31, 2026)
Fund Net Assets
(in millions)		 $73,098
Number of Portfolio Holdings 152
Portfolio Turnover Rate 4%
Holdings [Text Block]
Portfolio Composition % of Net Assets
(as of July 31, 2026)
Data Center REITs 8.6%
Health Care REITs 15.0%
Industrial REITs 10.0%
Multi-Family Residential REITs 5.7%
Other Specialized REITs 5.6%
Real Estate Services 5.0%
Retail REITs 12.6%
Self-Storage REITs 5.0%
Telecom Tower REITs 6.9%
Vanguard Real Estate II Index Fund1 14.5%
Other Assets and Liabilities—Net 11.1%
This table reflects the Fund’s investments, including short-term investments, derivatives and other assets and liabilities.

​1

Vanguard Real Estate II Index Fund ("the Subsidiary") is the wholly owned subsidiary in which the Fund has invested a portion of its assets.
C000008012 [Member]  
Shareholder Report [Line Items]  
Fund Name Vanguard Real Estate Index Fund
Class Name Institutional Shares
Trading Symbol VGSNX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Vanguard Real Estate Index Fund (the "Fund") for the period of February 1, 2026, to July 31, 2026.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature. You can also request this information by contacting us at 800-662-7447.
Additional Information Phone Number 800-662-7447
Additional Information Website https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature
Expenses [Text Block]
What were the Fund costs for the last six months?
(based on a hypothetical $10,000 investment)
Share Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
Institutional Shares $6 0.11%1
​1
Annualized.
Expenses Paid, Amount $ 6
Expense Ratio, Percent 0.11% [4]
Net Assets $ 73,098,000,000
Holdings Count | Holding 152
Investment Company Portfolio Turnover 4.00%
Additional Fund Statistics [Text Block]
Fund Statistics
(as of July 31, 2026)
Fund Net Assets
(in millions)		 $73,098
Number of Portfolio Holdings 152
Portfolio Turnover Rate 4%
Holdings [Text Block]
Portfolio Composition % of Net Assets
(as of July 31, 2026)
Data Center REITs 8.6%
Health Care REITs 15.0%
Industrial REITs 10.0%
Multi-Family Residential REITs 5.7%
Other Specialized REITs 5.6%
Real Estate Services 5.0%
Retail REITs 12.6%
Self-Storage REITs 5.0%
Telecom Tower REITs 6.9%
Vanguard Real Estate II Index Fund1 14.5%
Other Assets and Liabilities—Net 11.1%
This table reflects the Fund’s investments, including short-term investments, derivatives and other assets and liabilities.
​1
Vanguard Real Estate II Index Fund ("the Subsidiary") is the wholly owned subsidiary in which the Fund has invested a portion of its assets.
C000008011 [Member]  
Shareholder Report [Line Items]  
Fund Name Vanguard Real Estate Index Fund
Class Name Admiral™ Shares
Trading Symbol VGSLX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Vanguard Real Estate Index Fund (the "Fund") for the period of February 1, 2026, to July 31, 2026.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature. You can also request this information by contacting us at 800-662-7447.
Additional Information Phone Number 800-662-7447
Additional Information Website https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature
Expenses [Text Block]
What were the Fund costs for the last six months?
(based on a hypothetical $10,000 investment)
Share Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
Admiral Shares $7 0.13%1
​1
Annualized.
Expenses Paid, Amount $ 7
Expense Ratio, Percent 0.13% [5]
Net Assets $ 73,098,000,000
Holdings Count | Holding 152
Investment Company Portfolio Turnover 4.00%
Additional Fund Statistics [Text Block]
Fund Statistics
(as of July 31, 2026)
Fund Net Assets
(in millions)		 $73,098
Number of Portfolio Holdings 152
Portfolio Turnover Rate 4%
Holdings [Text Block]
Portfolio Composition % of Net Assets
(as of July 31, 2026)
Data Center REITs 8.6%
Health Care REITs 15.0%
Industrial REITs 10.0%
Multi-Family Residential REITs 5.7%
Other Specialized REITs 5.6%
Real Estate Services 5.0%
Retail REITs 12.6%
Self-Storage REITs 5.0%
Telecom Tower REITs 6.9%
Vanguard Real Estate II Index Fund1 14.5%
Other Assets and Liabilities—Net 11.1%
This table reflects the Fund’s investments, including short-term investments, derivatives and other assets and liabilities.
​1
Vanguard Real Estate II Index Fund ("the Subsidiary") is the wholly owned subsidiary in which the Fund has invested a portion of its assets.
C000211922 [Member]  
Shareholder Report [Line Items]  
Fund Name Vanguard Global ESG Select Stock Fund
Class Name Investor Shares
Trading Symbol VEIGX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Vanguard Global ESG Select Stock Fund (the "Fund") for the period of February 1, 2026, to July 31, 2026.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature. You can also request this information by contacting us at 800-662-7447.
Additional Information Phone Number 800-662-7447
Additional Information Website https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature
Expenses [Text Block]
What were the Fund costs for the last six months?
(based on a hypothetical $10,000 investment)
Share Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
Investor Shares $27 0.51%1
​1
Annualized.
Expenses Paid, Amount $ 27
Expense Ratio, Percent 0.51% [6]
Net Assets $ 1,611,000,000
Holdings Count | Holding 39
Investment Company Portfolio Turnover 32.00%
Additional Fund Statistics [Text Block]
Fund Statistics
(as of July 31, 2026)
Fund Net Assets
(in millions)		 $1,611
Number of Portfolio Holdings 39
Portfolio Turnover Rate 32%
Holdings [Text Block]
Portfolio Composition % of Net Assets
(as of July 31, 2026)
Asia 14.5%
Europe 28.5%
North America 56.3%
Other Assets and Liabilities—Net 0.7%
This table reflects the Fund’s investments, including short-term investments and other assets and liabilities.
C000211921 [Member]  
Shareholder Report [Line Items]  
Fund Name Vanguard Global ESG Select Stock Fund
Class Name Admiral™ Shares
Trading Symbol VESGX
Annual or Semi-Annual Statement [Text Block] This semi-annual shareholder report contains important information about Vanguard Global ESG Select Stock Fund (the "Fund") for the period of February 1, 2026, to July 31, 2026.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the Fund at https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature. You can also request this information by contacting us at 800-662-7447.
Additional Information Phone Number 800-662-7447
Additional Information Website https://personal1.vanguard.com/ngf‑next‑gen‑form‑webapp/fund‑literature
Expenses [Text Block]
What were the Fund costs for the last six months?
(based on a hypothetical $10,000 investment)
Share Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment
Admiral Shares $22 0.41%1
​1
Annualized.
Expenses Paid, Amount $ 22
Expense Ratio, Percent 0.41% [7]
Net Assets $ 1,611,000,000
Holdings Count | Holding 39
Investment Company Portfolio Turnover 32.00%
Additional Fund Statistics [Text Block]
Fund Statistics
(as of July 31, 2026)
Fund Net Assets
(in millions)		 $1,611
Number of Portfolio Holdings 39
Portfolio Turnover Rate 32%
Holdings [Text Block]
Portfolio Composition % of Net Assets
(as of July 31, 2026)
Asia 14.5%
Europe 28.5%
North America 56.3%
Other Assets and Liabilities—Net 0.7%
This table reflects the Fund’s investments, including short-term investments and other assets and liabilities.
[1]
Annualized.
[2]
Annualized.
[3]
Annualized.
[4]
Annualized.
[5]
Annualized.
[6]
Annualized.
[7]
Annualized.