Components of Accumulated Other Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended
	Oct. 27, 2012	Jan. 28, 2012	Oct. 29, 2011	Oct. 27, 2012	Oct. 29, 2011
Accumulated Other Comprehensive Income [Abstract]
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax		$ (831)		$ (1,050)	$ 0
Foreign currency translation	(152)	(219)	(786)	(407)	(831)
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	(1,457)	(1,050)	(831)	(1,457)	(831)
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax		(9,490)		14,469	(10,470)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax		(4,979)		1,214	980
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax	(13,255)	14,469	(9,490)	(13,255)	(9,490)
Accumulated Other Comprehensive Income (Loss), Net of Tax		(10,321)		(15,519)	(10,470)
Other Comprehensive Income (Loss), Net of Tax	201	(5,198)	(341)	807	149
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (14,712)	$ (15,519)	$ (10,321)	$ (14,712)	$ (10,321)