Earnings Per Share ("EPS") and Dividends - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 28, 2017	Oct. 29, 2016	Oct. 28, 2017	Oct. 29, 2016
Earnings Per Share Diluted [Line Items]
Options, unvested restricted stock and unvested deferred stock units	1,604,000	1,270,000		1,063,000
Weighted average number of diluted shares outstanding	13,800,000	13,702,000	13,777,000	13,705,000
Dividends forfeited			$ 15	$ 17
Pro Forma
Earnings Per Share Diluted [Line Items]
Weighted average number of diluted shares outstanding	13,811,000	13,721,000	13,797,000