Equity - Non-Redeemable Preferred Stock (Details) - USD ($) $ in Thousands	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015
Non-Redeemable Preferred Stock
Preferred stock	$ 1,052	$ 1,060
Employees’ Subordinated Convertible Preferred
Non-Redeemable Preferred Stock
Shares authorized (in shares)	5,000,000
Number of shares (in shares)	36,671	37,646	38,196
Preferred stock	$ 1,100	$ 1,129	$ 1,146
Stated Value of Issued Shares
Non-Redeemable Preferred Stock
Preferred stock	1,100	1,129	1,146
Employees’ Preferred Stock Purchase Accounts
Non-Redeemable Preferred Stock
Preferred stock	(48)	(69)	(69)	$ (71)
Non-Redeemable Preferred Stock
Non-Redeemable Preferred Stock
Preferred stock	$ 1,052	$ 1,060	$ 1,077	$ 1,274