Retirement And Other Benefit Plans Retirement and Other Benefit Plans (Schedule of Amounts Recognized in Consolidated Balance Sheet) (Details) - USD ($) $ in Thousands	Jan. 30, 2016	Jan. 31, 2015
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Prepaid pension costs (noncurrent assets)	$ 64,890	$ 73,324
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Prepaid pension costs (noncurrent assets)	64,890	73,324
Accrued benefit liabilities (current liability)	(3,512)	(2,675)
Accrued benefit liabilities (noncurrent liability)	(7,817)	(9,455)
Net amount recognized at end of year	53,561	61,194
Other Postretirement Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Prepaid pension costs (noncurrent assets)	0	0
Accrued benefit liabilities (current liability)	(141)	(142)
Accrued benefit liabilities (noncurrent liability)	(1,270)	(1,370)
Net amount recognized at end of year	$ (1,411)	$ (1,512)