Provision (Credit) For Computer Intrusion Related Costs (Details) (USD $) In Millions, unless otherwise specified	Oct. 29, 2011	Oct. 30, 2010
Provision (Credit) For Computer Intrusion Related Costs [Abstract]
Reserve balance	$ 16.4	$ 18.8

Reserve for its estimate of the total probable losses arising from an unauthorized intrusion into portions of its computer systems.

No definition available.

Name:	tjx_ReserveForItsEstimateOfTotalProbableLossesArisingFromUnauthorizedIntrusionIntoPortionsOfItsComputerSystems
Namespace Prefix:	tjx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant