Label	Element	Value
Risk/Return:	rr_RiskReturnAbstract
Document Type	dei_DocumentType	497
Document Period End Date	dei_DocumentPeriodEndDate	Jul. 31, 2018
Registrant Name	dei_EntityRegistrantName	HARTFORD MUTUAL FUNDS II INC
Central Index Key	dei_EntityCentralIndexKey	0000049905
Amendment Flag	dei_AmendmentFlag	false
Document Creation Date	dei_DocumentCreationDate	Jul. 31, 2018
Document Effective Date	dei_DocumentEffectiveDate	Jul. 31, 2018
Prospectus Date	rr_ProspectusDate	Mar. 01, 2018
Hartford Schroders Global Strategic Bond Fund \| Class A
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SGBVX
Hartford Schroders Global Strategic Bond Fund \| Class T
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	HSBLX
Hartford Schroders Global Strategic Bond Fund \| Class C
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	HSBCX
Hartford Schroders Global Strategic Bond Fund \| Class I
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SGBNX
Hartford Schroders Global Strategic Bond Fund \| Class R3
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	HSBRX
Hartford Schroders Global Strategic Bond Fund \| Class R4
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	HSBSX
Hartford Schroders Global Strategic Bond Fund \| Class R5
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	HSBTX
Hartford Schroders Global Strategic Bond Fund \| Class Y
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	HSBYX
Hartford Schroders Global Strategic Bond Fund \| Class F
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	HSBFX
Hartford Schroders Global Strategic Bond Fund \| Class SDR
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SGBJX

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The date the document was made available and submitted, in CCYY-MM-DD format. The date of submission, date of acceptance by the recipient, and the document effective date are all potentially different.

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A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.

+ References

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+ References

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