Other Comprehensive Income and Reclassifications from AOCI (Parenthetical) (Detail) (USD $)	3 Months Ended																12 Months Ended
	Jan. 31, 2015		Nov. 01, 2014		Aug. 02, 2014		May 03, 2014		Feb. 01, 2014		Nov. 02, 2013		Aug. 03, 2013		May 04, 2013		Jan. 31, 2015		Feb. 01, 2014		Feb. 02, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Selling, General & Administrative expense																	$ 174,814,000		$ 169,062,000		$ 154,372,000
Tax benefit	(70,000)	[1]	(63,000)	[1]	(63,000)	[1]	(47,000)	[1]	(48,769,000)	[1]	2,905,000	[1]	995,000	[1]	(792,000)	[1]	(243,000)	[1],[2]	(45,661,000)	[1],[2]	(5,244,000)	[2]
Amount recognized in discontinued operations																	0		0		0
Reclassification out of Accumulated Other Comprehensive Income | Pension Plans
Accumulated Other Comprehensive Income (Loss) [Line Items]
Selling, General & Administrative expense																	258,000		394,000		516,000
Tax benefit																	0		0		204,000
Reclassification out of Accumulated Other Comprehensive Income | Sears | Canada
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amount recognized in discontinued operations																	246,000
Corresponding tax provision																	$ 0

[1] During the fourth quarter of fiscal 2013, the Company recorded a non-cash charge of $51.3 million to establish a valuation allowance against its deferred tax assets. Accordingly, no income tax provision (benefit) was recognized on the operating loss for fiscal 2014. See Note D, “Income Taxes” for disclosure regarding the realizability of the deferred tax assets at January 31, 2015.

[2] There was no benefit or provision recognized on the loss from discontinued operations for fiscal 2014, fiscal 2013 or fiscal 2012