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Defined Benefit Pension Plans and Other Postretirement Benefit Plans - Accumulated Benefit Obligation and Fair Value of Plan Assets (Details) - USD ($)
$ in Thousands
Jan. 28, 2017
Jan. 30, 2016
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets [Abstract]    
Projected benefit obligation $ 86,947 $ 100,290
Accumulated benefit obligation 86,947 100,290
Fair value of plan assets $ 80,682 $ 90,333