Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Loss
Shares outstanding at Jan. 30, 2015		31,956,521
Beginning Balance, in USD at Jan. 30, 2015	$ 404,193	$ 320	$ 342,294	$ 68,877	$ (7,298)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(19,548)			(19,548)
Cumulative translation adjustment, net of tax	(2,086)				(2,086)
Stock-based compensation expense	2,395		2,395
Vesting of restricted shares (in shares)		52,948
Vesting of restricted shares	0
Restricted stock shares surrendered for taxes (in shares)		(17,801)
Restricted stock shares surrendered for taxes	(445)		(445)
Shares outstanding at Jan. 29, 2016		31,991,668
Ending Balance, in USD at Jan. 29, 2016	384,509	$ 320	344,244	49,329	(9,384)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(109,782)			(109,782)
Cumulative translation adjustment, net of tax	(3,042)				(3,042)
Adjustment from pre-Separation deferred tax liabilities	(2,107)		(2,107)
Stock-based compensation expense	2,230		2,230
Vesting of restricted shares (in shares)		57,543
Vesting of restricted shares	0
Restricted stock shares surrendered for taxes (in shares)		(19,852)
Restricted stock shares surrendered for taxes	(396)		(396)
Shares outstanding at Jan. 27, 2017		32,029,359
Ending Balance, in USD at Jan. 27, 2017	271,412	$ 320	343,971	(60,453)	(12,426)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	28,195			28,195
Cumulative translation adjustment, net of tax	4,282				4,282
Tax reclassification from Accumulated other comprehensive income to Retained Earnings (Accumulated deficit), Impact of Tax Act reform	(2,448)			2,448	(2,448)
Impacts of Tax Act on Total Stockholders' Equity	0
Stock-based compensation expense	$ 3,951		3,951
Vesting of restricted shares (in shares)	0	110,162
Restricted stock shares surrendered for taxes (in shares)		(37,728)
Restricted stock shares surrendered for taxes	$ (747)		(747)
Shares outstanding at Feb. 02, 2018		32,101,793
Ending Balance, in USD at Feb. 02, 2018	$ 307,093	$ 320	$ 347,175	$ (29,810)	$ (10,592)