Summary of Significant Accounting Policies - Allowance for Doubtful Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 29, 2016	Jan. 30, 2015	Jan. 31, 2014
Allowance for Doubtful Accounts Receivable [Roll Forward]
Beginning balance	$ 688	$ 1,031	$ 1,316
Provision	286	371	444
Write-offs	(348)	(714)	(729)
Ending balance	$ 626	$ 688	$ 1,031