Components of Accumlated Other Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 28, 2012	Jul. 30, 2011	Jul. 28, 2012	Jan. 28, 2012	Jul. 30, 2011
Accumulated Other Comprehensive Income [Abstract]
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax			$ (1,050)	$ (45)	$ 0
Foreign currency translation	(914)	(45)	(255)	(1,005)	(45)
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	(1,305)	(45)	(1,305)	(1,050)	(45)
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax			(14,469)	(9,935)	(10,470)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax			861	(4,534)	535
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax	(13,608)	(9,935)	(13,608)	(14,469)	(9,935)
Accumulated Other Comprehensive Income (Loss), Net of Tax			(15,519)	(9,980)	(10,470)
Other Comprehensive Income (Loss), Net of Tax	(465)	278	606	(5,539)	490
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (14,913)	$ (9,980)	$ (14,913)	$ (15,519)	$ (9,980)