Vanguard Emerging Markets Bond Active ETF S000108710 [Member] ETF Prospectus [Member] ETF Shares C000279740 [Member] General Market Risk [Member] Investing in Foreign Markets Risk [Member] Emerging Markets Risk [Member] Currency Risk [Member] Currency Hedging Risk [Member] Investing in Bond Markets Risk [Member] Investing in an Emerging Markets Bond Fund [Member] Interest Rate Risk [Member] Income Risk [Member] Credit Risk [Member] Bond Liquidity Risk [Member] Call Risk [Member] High-Yield Securities Risk [Member] Active Management Risk [Member] Management of certain similar funds risk [Member] Nondiversified Funds [Member] Derivatives Risk [Member] Short-Selling Risk [Member] ETF Share Trading Risk [Member] Authorized Participants Risk [Member]