Retirement Plans (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]
Period of service required for coverage	1 year
Number of hours required to qualify for 401(k) plan	1000 hours
Period of service required for full vesting	5 years
Percentage of employee contributions	100.00%
Employer matching contribution, percent of employees' gross pay	50.00%
Maximum annual contribution percentage per employee	6.00%
Costs under the Plan	$ 3.4	$ 3.8	$ 3.7
Deferred Salary
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]
Maximum annual contribution percentage per employee	80.00%
Deferred Bonus
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]
Maximum annual contribution percentage per employee	100.00%