XML 51 R22.htm IDEA: XBRL DOCUMENT v2.4.0.8

Basis Of Presentation (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012
Basis Of Presentation [Abstract]
Deferred rent, non-current	$ 24.8

X

- Definition

Deferred rent, non-current.

+ References

No definition available.

+ Details

Name:	rsh_DeferredRentNonCurrent
Namespace Prefix:	rsh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration