Pension, SERP and Postretirement Benefits (Tables)

6 Months Ended

Jul. 28, 2012

Pension, SERP and Postretirement Benefits [Abstract]

Schedule of net periodic benefit expense

	Three Months Ended
	Pension Plan						Old SERP Plan				Postretirement Plan
	July 28, 2012			July 30, 2011			July 28, 2012		July 30, 2011		July 28, 2012		July 30, 2011
	(in thousands)
Service cost	$	—		$	—		$	38	$	26	$	29	$	27
Interest cost		5,854			6,373			140		155		266		300
Expected return on plan assets		(7,240	)		(7,017	)		—		—		—		—
Amortization of transition obligation		—			—			—		—		49		65
Amortization of net loss		2,842			1,967			119		64		107		(34	)
Net periodic benefit expense	$	1,456		$	1,323		$	297	$	245	$	451	$	358
	Six Months Ended
	Pension Plan						Old SERP Plan				Postretirement Plan
	July 28, 2012			July 30, 2011			July 28, 2012		July 30, 2011		July 28, 2012		July 30, 2011
	(in thousands)
Service cost	$	—		$	—		$	76	$	51	$	58	$	54
Interest cost		11,708			12,746			280		310		532		600
Expected return on plan assets		(14,480	)		(14,033	)		—		—		—		—
Amortization of transition obligation		—			—			—		—		98		131
Amortization of net loss		5,684			3,933			238		128		214		(69	)
Net periodic benefit expense	$	2,912		$	2,646		$	594	$	489	$	902	$	716