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Retirement And Other Benefit Plans - Components of Accumulated Other Comprehensive Income, Net of Tax (Details) (USD $) In Thousands, unless otherwise specified	Jan. 31, 2015	Feb. 01, 2014
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Net actuarial loss (gain)	$ 4,872	$ (12,065)
Net prior service (credit) cost	(7,037)	111
Components of accumulated other comprehensive income, net of tax:	(2,165)	(11,954)
Other Postretirement Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Net actuarial loss (gain)	(1,068)	(1,628)
Net prior service (credit) cost	0	0
Components of accumulated other comprehensive income, net of tax:	$ (1,068)	$ (1,628)

The total of net gain (loss), prior service cost (credit), and transition assets (obligations), as well as minimum pension liability if still remaining, included in accumulated other comprehensive income associated with a defined benefit pension or other postretirement plan(s) because they have yet to be recognized as components of net periodic benefit cost.

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