Supplemental Executive Retirement Plan (Details) (USD $)	3 Months Ended		9 Months Ended		12 Months Ended
	Nov. 01, 2014	Nov. 02, 2013	Nov. 01, 2014	Nov. 02, 2013	Feb. 01, 2014
Supplemental Executive Retirement Plan
Impact of plan amendment on projected benefit obligation and unrecognized prior service cost					$ 4,529,000
SERP benefit payments	600,000		800,000
Components of net periodic pension cost
Interest cost	573,000	586,000	1,717,000	1,758,000
Net amortization of unrecognized prior service (credit) cost	(58,000)	(58,000)	(174,000)	253,000
Net amortization of actuarial losses	234,000	277,000	703,000	831,000
Net periodic defined benefit pension cost	749,000	805,000	2,246,000	2,842,000
Other income/expense
Supplemental Executive Retirement Plan
Gain as a result of changes in value of the insurance policy investments, included in other income	800,000	1,300,000	3,000,000	3,800,000
Other assets
Supplemental Executive Retirement Plan
Cash surrender values of the insurance policies held in a rabbi trust	54,400,000		54,400,000		51,400,000
Accrued expenses and other long-term liabilities
Supplemental Executive Retirement Plan
Projected benefit obligation	$ 55,600,000		$ 55,600,000		$ 54,700,000