Defined Benefit Pension Plans and Other Benefit Plans Defined Benefit Pension Plans and Other Postretirement Benefit Plans (Details 5) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 02, 2013
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Net loss (gain)	$ 5
Amortization of prior service cost	(4)
Amortization of net actuarial (loss) gain	(6,032)
Total Recognized in Other Comprehensive Income	(6,031)
Total Recognized in Net Periodic Benefit Cost and Other Comprehensive Income	(1,687)
Other Benefits
Defined Benefit Plan Disclosure [Line Items]
Net loss (gain)	(84)
Amortization of prior service cost	0
Amortization of net actuarial (loss) gain	213
Total Recognized in Other Comprehensive Income	129
Total Recognized in Net Periodic Benefit Cost and Other Comprehensive Income	$ 726