3.23.3 html 276 21 1 true 287 0 false 1 false false R1.htm 000001 - Document - Document and Entity Information Sheet http://www.americanfunds.com/20231001/role/DocumentAndEntityInformation Document and Entity Information Risk/Return 1 false true R2.htm 020000 - Document - Risk/Return Summary {Unlabeled} - AMERICAN FUNDS CORPORATE BOND FUND Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledAMERICANFUNDSCORPORATEBONDFUND Risk/Return Summary- AMERICAN FUNDS CORPORATE BOND FUND Risk/Return 2 false false R4.htm 020002 - Disclosure - Risk/Return Detail Data {Elements} - AMERICAN FUNDS CORPORATE BOND FUND Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsAMERICANFUNDSCORPORATEBONDFUND Risk/Return Detail Data- AMERICAN FUNDS CORPORATE BOND FUND Risk/Return 3 false true R5.htm 020003 - Document - Risk/Return Summary {Unlabeled} - American Funds Emerging Markets Bond Fund Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledAmericanFundsEmergingMarketsBondFund Risk/Return Summary- American Funds Emerging Markets Bond Fund Risk/Return 4 false false R7.htm 020005 - Disclosure - Risk/Return Detail Data {Elements} - American Funds Emerging Markets Bond Fund Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsAmericanFundsEmergingMarketsBondFund Risk/Return Detail Data- American Funds Emerging Markets Bond Fund Risk/Return 5 false false R8.htm 020006 - Document - Risk/Return Summary {Unlabeled} - AMERICAN FUNDS INFLATION LINKED BOND FUND Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledAMERICANFUNDSINFLATIONLINKEDBONDFUND Risk/Return Summary- AMERICAN FUNDS INFLATION LINKED BOND FUND Risk/Return 6 false false R9.htm 020007 - Disclosure - Risk/Return Detail Data {Elements} - AMERICAN FUNDS INFLATION LINKED BOND FUND Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsAMERICANFUNDSINFLATIONLINKEDBONDFUND Risk/Return Detail Data- AMERICAN FUNDS INFLATION LINKED BOND FUND Risk/Return 7 false true R10.htm 020008 - Document - Risk/Return Summary {Unlabeled} - AMERICAN FUNDS MORTGAGE FUND Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledAMERICANFUNDSMORTGAGEFUND Risk/Return Summary- AMERICAN FUNDS MORTGAGE FUND Risk/Return 8 false false R12.htm 020010 - Disclosure - Risk/Return Detail Data {Elements} - AMERICAN FUNDS MORTGAGE FUND Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsAMERICANFUNDSMORTGAGEFUND Risk/Return Detail Data- AMERICAN FUNDS MORTGAGE FUND Risk/Return 9 false true R13.htm 020011 - Document - Risk/Return Summary {Unlabeled} - American Funds Multi-Sector Income Fund Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledAmericanFundsMultiSectorIncomeFund Risk/Return Summary- American Funds Multi-Sector Income Fund Risk/Return 10 false false R15.htm 020013 - Disclosure - Risk/Return Detail Data {Elements} - American Funds Multi-Sector Income Fund Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsAmericanFundsMultiSectorIncomeFund Risk/Return Detail Data- American Funds Multi-Sector Income Fund Risk/Return 11 false true R16.htm 020014 - Document - Risk/Return Summary {Unlabeled} - American Funds Strategic Bond Fund Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledAmericanFundsStrategicBondFund Risk/Return Summary- American Funds Strategic Bond Fund Risk/Return 12 false false R18.htm 020016 - Disclosure - Risk/Return Detail Data {Elements} - American Funds Strategic Bond Fund Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsAmericanFundsStrategicBondFund Risk/Return Detail Data- American Funds Strategic Bond Fund Risk/Return 13 false true R19.htm 020017 - Document - Risk/Return Summary {Unlabeled} - AMERICAN HIGH INCOME TRUST Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledAMERICANHIGHINCOMETRUST Risk/Return Summary- AMERICAN HIGH INCOME TRUST Risk/Return 14 false false R21.htm 020019 - Disclosure - Risk/Return Detail Data {Elements} - AMERICAN HIGH INCOME TRUST Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsAMERICANHIGHINCOMETRUST Risk/Return Detail Data- AMERICAN HIGH INCOME TRUST Risk/Return 15 false true R22.htm 020020 - Document - Risk/Return Summary {Unlabeled} - BOND FUND OF AMERICA Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledBONDFUNDOFAMERICA Risk/Return Summary- BOND FUND OF AMERICA Risk/Return 16 false false R24.htm 020022 - Disclosure - Risk/Return Detail Data {Elements} - BOND FUND OF AMERICA Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsBONDFUNDOFAMERICA Risk/Return Detail Data- BOND FUND OF AMERICA Risk/Return 17 false true R25.htm 020023 - Document - Risk/Return Summary {Unlabeled} - CAPITAL WORLD BOND FUND Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledCAPITALWORLDBONDFUND Risk/Return Summary- CAPITAL WORLD BOND FUND Risk/Return 18 false false R27.htm 020025 - Disclosure - Risk/Return Detail Data {Elements} - CAPITAL WORLD BOND FUND Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsCAPITALWORLDBONDFUND Risk/Return Detail Data- CAPITAL WORLD BOND FUND Risk/Return 19 false false R28.htm 020026 - Document - Risk/Return Summary {Unlabeled} - INTERMEDIATE BOND FUND OF AMERICA Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledINTERMEDIATEBONDFUNDOFAMERICA Risk/Return Summary- INTERMEDIATE BOND FUND OF AMERICA Risk/Return 20 false false R29.htm 020027 - Disclosure - Risk/Return Detail Data {Elements} - INTERMEDIATE BOND FUND OF AMERICA Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsINTERMEDIATEBONDFUNDOFAMERICA Risk/Return Detail Data- INTERMEDIATE BOND FUND OF AMERICA Risk/Return 21 false false R30.htm 020028 - Document - Risk/Return Summary {Unlabeled} - Short-Term Bond Fund of America Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledShortTermBondFundofAmerica Risk/Return Summary- Short-Term Bond Fund of America Risk/Return 22 false false R31.htm 020029 - Disclosure - Risk/Return Detail Data {Elements} - Short-Term Bond Fund of America Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsShortTermBondFundofAmerica Risk/Return Detail Data- Short-Term Bond Fund of America Risk/Return 23 false true R32.htm 020030 - Document - Risk/Return Summary {Unlabeled} - U.S. Government Securities Fund Sheet http://www.americanfunds.com/20231001/role/DocumentRiskReturnSummaryUnlabeledUSGovernmentSecuritiesFund Risk/Return Summary- U.S. Government Securities Fund Risk/Return 24 false false R34.htm 020032 - Disclosure - Risk/Return Detail Data {Elements} - U.S. Government Securities Fund Sheet http://www.americanfunds.com/20231001/role/DisclosureRiskReturnDetailDataElementsUSGovernmentSecuritiesFund Risk/Return Detail Data- U.S. Government Securities Fund Risk/Return 25 false false All Reports Book All Reports ck0001553195-20231001.htm ck0001553195-20231001.xsd ck0001553195-20231001_cal.xml ck0001553195-20231001_def.xml ck0001553195-20231001_lab.xml ck0001553195-20231001_pre.xml img_001.jpg img_008.jpg http://xbrl.sec.gov/dei/2023 http://xbrl.sec.gov/rr/2023 true true