Label	Element	Value
Risk Return Abstract	rr_RiskReturnAbstract
Document Type	dei_DocumentType	485BPOS
Period End Date	dei_DocumentPeriodEndDate	Jun. 30, 2021
Registrant Name	dei_EntityRegistrantName	JPMORGAN TRUST I
CIK	dei_EntityCentralIndexKey	0001217286
Amendment Flag	dei_AmendmentFlag	false
Document Creation Date	dei_DocumentCreationDate	Mar. 10, 2022
Effective Date	dei_DocumentEffectiveDate	Mar. 18, 2022
Prospectus Date	rr_ProspectusDate	Mar. 18, 2022
Entity Inv Company Type	dei_EntityInvCompanyType	N-1A
JPMorgan SmartRetirement Income Fund | Class A
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSRAX
JPMorgan SmartRetirement Income Fund | Class C
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSRCX
JPMorgan SmartRetirement Income Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSRSX
JPMorgan SmartRetirement Income Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSIZX
JPMorgan SmartRetirement Income Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSIPX
JPMorgan SmartRetirement Income Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSIQX
JPMorgan SmartRetirement Income Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSIIX
JPMorgan SmartRetirement Income Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSIYX
JPMorgan SmartRetirement 2020 Fund | Class A
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTTAX
JPMorgan SmartRetirement 2020 Fund | Class C
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTTCX
JPMorgan SmartRetirement 2020 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTTSX
JPMorgan SmartRetirement 2020 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTTZX
JPMorgan SmartRetirement 2020 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTTPX
JPMorgan SmartRetirement 2020 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTTQX
JPMorgan SmartRetirement 2020 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTTIX
JPMorgan SmartRetirement 2020 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTTYX
JPMorgan SmartRetirement 2025 Fund | Class A
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNSAX
JPMorgan SmartRetirement 2025 Fund | Class C
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNSCX
JPMorgan SmartRetirement 2025 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNSSX
JPMorgan SmartRetirement 2025 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNSZX
JPMorgan SmartRetirement 2025 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNSPX
JPMorgan SmartRetirement 2025 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNSQX
JPMorgan SmartRetirement 2025 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNSIX
JPMorgan SmartRetirement 2025 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNSYX
JPMorgan SmartRetirement 2030 Fund | Class A
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSMAX
JPMorgan SmartRetirement 2030 Fund | Class C
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSMCX
JPMorgan SmartRetirement 2030 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSMSX
JPMorgan SmartRetirement 2030 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSMZX
JPMorgan SmartRetirement 2030 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSMNX
JPMorgan SmartRetirement 2030 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSMQX
JPMorgan SmartRetirement 2030 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSMIX
JPMorgan SmartRetirement 2030 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSMYX
JPMorgan SmartRetirement 2035 Fund | Class A
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SRJAX
JPMorgan SmartRetirement 2035 Fund | Class C
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SRJCX
JPMorgan SmartRetirement 2035 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SRJSX
JPMorgan SmartRetirement 2035 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SRJZX
JPMorgan SmartRetirement 2035 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SRJPX
JPMorgan SmartRetirement 2035 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SRJQX
JPMorgan SmartRetirement 2035 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SRJIX
JPMorgan SmartRetirement 2035 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SRJYX
JPMorgan SmartRetirement 2040 Fund | Class A
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SMTAX
JPMorgan SmartRetirement 2040 Fund | Class C
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SMTCX
JPMorgan SmartRetirement 2040 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SMTSX
JPMorgan SmartRetirement 2040 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SMTZX
JPMorgan SmartRetirement 2040 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SMTPX
JPMorgan SmartRetirement 2040 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SMTQX
JPMorgan SmartRetirement 2040 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SMTIX
JPMorgan SmartRetirement 2040 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SMTYX
JPMorgan SmartRetirement 2045 Fund | Class A
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSAAX
JPMorgan SmartRetirement 2045 Fund | Class C
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSACX
JPMorgan SmartRetirement 2045 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSASX
JPMorgan SmartRetirement 2045 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSAZX
JPMorgan SmartRetirement 2045 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSAPX
JPMorgan SmartRetirement 2045 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSAQX
JPMorgan SmartRetirement 2045 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSAIX
JPMorgan SmartRetirement 2045 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSAYX
JPMorgan SmartRetirement 2050 Fund | Class A
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTSAX
JPMorgan SmartRetirement 2050 Fund | Class C
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTSCX
JPMorgan SmartRetirement 2050 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTSSX
JPMorgan SmartRetirement 2050 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTSZX
JPMorgan SmartRetirement 2050 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTSPX
JPMorgan SmartRetirement 2050 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTSQX
JPMorgan SmartRetirement 2050 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTSIX
JPMorgan SmartRetirement 2050 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTSYX
JPMorgan SmartRetirement 2055 Fund | Class A
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JFFAX
JPMorgan SmartRetirement 2055 Fund | Class C
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JFFCX
JPMorgan SmartRetirement 2055 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JFFSX
JPMorgan SmartRetirement 2055 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JFFRX
JPMorgan SmartRetirement 2055 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JFFPX
JPMorgan SmartRetirement 2055 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JFFQX
JPMorgan SmartRetirement 2055 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JFFIX
JPMorgan SmartRetirement 2055 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JFFYX
JPMorgan SmartRetirement 2060 Fund | Class A
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JAKAX
JPMorgan SmartRetirement 2060 Fund | Class C
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JAKCX
JPMorgan SmartRetirement 2060 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JAKSX
JPMorgan SmartRetirement 2060 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JAKZX
JPMorgan SmartRetirement 2060 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JAKPX
JPMorgan SmartRetirement 2060 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JAKQX
JPMorgan SmartRetirement 2060 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JAKIX
JPMorgan SmartRetirement 2060 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JAKYX
SmartRetirement Blend Income Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JIJSX
SmartRetirement Blend Income Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JIRBX
SmartRetirement Blend Income Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JITLX
SmartRetirement Blend Income Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JITKX
SmartRetirement Blend Income Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JIBBX
SmartRetirement Blend Income Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JIYBX
SmartRetirement Blend 2020 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSSRX
SmartRetirement Blend 2020 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JIORX
SmartRetirement Blend 2020 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSTKX
SmartRetirement Blend 2020 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSTLX
SmartRetirement Blend 2020 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JBSRX
SmartRetirement Blend 2020 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JSYRX
SmartRetirement Blend 2025 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JBSSX
SmartRetirement Blend 2025 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JBRSX
SmartRetirement Blend 2025 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JBTUX
SmartRetirement Blend 2025 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JBTBX
SmartRetirement Blend 2025 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JBBSX
SmartRetirement Blend 2025 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JBYSX
SmartRetirement Blend 2030 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JRBEX
SmartRetirement Blend 2030 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JRBRX
SmartRetirement Blend 2030 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JUTPX
SmartRetirement Blend 2030 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JUTUX
SmartRetirement Blend 2030 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JRBBX
SmartRetirement Blend 2030 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JRBYX
SmartRetirement Blend 2035 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JPSRX
SmartRetirement Blend 2035 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JPRRX
SmartRetirement Blend 2035 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JPTLX
SmartRetirement Blend 2035 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JPTKX
SmartRetirement Blend 2035 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JPBRX
SmartRetirement Blend 2035 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JPYRX
SmartRetirement Blend 2040 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JOBEX
SmartRetirement Blend 2040 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JOBRX
SmartRetirement Blend 2040 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNTKX
SmartRetirement Blend 2040 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNTPX
SmartRetirement Blend 2040 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JOBBX
SmartRetirement Blend 2040 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNYAX
SmartRetirement Blend 2045 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JMSSX
SmartRetirement Blend 2045 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNARX
SmartRetirement Blend 2045 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNTOX
SmartRetirement Blend 2045 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNTLX
SmartRetirement Blend 2045 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JMBRX
SmartRetirement Blend 2045 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JMYAX
SmartRetirement Blend 2050 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNEAX
SmartRetirement Blend 2050 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNTKX
SmartRetirement Blend 2050 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNTPX
SmartRetirement Blend 2050 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNYAX
SmartRetirement Blend 2050 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNNRX
SmartRetirement Blend 2050 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JNABX
SmartRetirement Blend 2055 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JPTBX
SmartRetirement Blend 2055 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTRBX
SmartRetirement Blend 2055 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTTUX
SmartRetirement Blend 2055 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTTLX
SmartRetirement Blend 2055 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTBBX
SmartRetirement Blend 2055 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JTYBX
SmartRetirement Blend 2060 Fund | Class I
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JACSX
SmartRetirement Blend 2060 Fund | Class R2
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JATPX
SmartRetirement Blend 2060 Fund | Class R3
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JATQX
SmartRetirement Blend 2060 Fund | Class R4
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JATUX
SmartRetirement Blend 2060 Fund | Class R5
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JAABX
SmartRetirement Blend 2060 Fund | Class R6
Risk Return Abstract	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	JAAYX