Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Reconciliation of Cash and Restricted Cash Equivalents (Details)

v3.19.1
Summary of Significant Accounting Policies - Reconciliation of Cash and Restricted Cash Equivalents (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 02, 2019
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Restricted Cash and Cash Equivalents Items [Line Items]        
Cash $ 20,485 $ 23,940 $ 32,647 $ 11,897
Restricted cash equivalents 450 450 450 450
Total cash and restricted cash equivalents $ 20,935 $ 24,390 $ 33,097 $ 12,347
Minimum [Member]        
Restricted Cash and Cash Equivalents Items [Line Items]        
Restricted cash equivalents period of restriction 30 days      
Maximum [Member]        
Restricted Cash and Cash Equivalents Items [Line Items]        
Restricted cash equivalents period of restriction 60 days