Summary of Significant Accounting Policies (Deferred Rent) (Details) - USD ($) $ in Thousands		Jan. 28, 2017	Jan. 30, 2016
Current:
Deferred rent	[1]	$ 5,519	$ 3,847
Total current liabilities		5,519	3,847
Long-term:
Deferred rent		52,372	46,384
Other		196	233
Total long-term liabilities		$ 52,568	$ 46,617

[1] The current portion of deferred rent is included in the other accrued expenses line item in the accompanying consolidated balance sheets.