Employee Benefit Plans - Pension and Retirement Plan's Funded Status (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015	Jan. 28, 2017	Jan. 30, 2016
Noncontributory Pension Plan
Change in benefit obligation:
Balance at beginning of period	$ 16,845	$ 18,927
Benefits and expenses paid	(733)	(668)
Interest costs	686	634	$ 669
Settlements	(346)	(21)
Actuarial (gain) loss	4	(2,027)
Balance at end of year	16,456	16,845	18,927
Change in fair value of plan assets
Balance at beginning of period	11,969	12,945
Actual return on plan assets	844	(433)
Employer contributions		146	468
Settlements	(346)	(21)
Benefits and expenses paid	(733)	(668)
Balance at end of period	11,734	11,969	12,945
Projected benefit obligation	16,845	16,845	18,927	$ 16,456	$ 16,845
Reconciliation of Funded Status
Projected benefit obligation	16,845	16,845	18,927	16,456	16,845
Fair value of plan assets	11,969	11,969	12,945	11,734	11,969
Unfunded Status				(4,722)	(4,876)
Balance Sheet Classification
Other long-term liabilities				4,722	4,876
Supplemental Executive Retirement Plan
Change in benefit obligation:
Balance at beginning of period	670	745
Benefits and expenses paid	(30)	(30)
Interest costs	27	25
Actuarial (gain) loss	(15)	(70)
Balance at end of year	652	670	745
Change in fair value of plan assets
Employer contributions	30	30	30
Benefits and expenses paid	(30)	(30)
Projected benefit obligation	670	670	745	652	670
Reconciliation of Funded Status
Projected benefit obligation	$ 670	$ 670	$ 745	652	670
Unfunded Status				(652)	(670)
Balance Sheet Classification
Other long-term liabilities				$ 652	$ 670