Earnings Per Share - Calculation (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	6 Months Ended
Aug. 03, 2019	Aug. 04, 2018	Aug. 03, 2019	Aug. 04, 2018
Earnings Per Share [Abstract]
Earnings (loss) from continuing operations	$ 793	$ (25)	$ 7,263	$ 1,831
Basic EPS from continuing operations
Income (loss) available to common shareholders, income (numerator)	$ 793	$ (25)	$ 7,263	$ 1,831
Income (loss) available to common shareholders, shares (denominator) (in shares)	15,959,000	19,342,000	16,802,000	19,310,000
Income (loss) available to common shareholders, per share amount (in dollars per share)	$ 0.05	$ 0.00	$ 0.43	$ 0.09
Effect of Dilutive Securities from continuing operations
Dilutive share-based awards, shares (denominator) (in shares)	35,000	0	103,000	102,000
Employees' preferred stock, shares (denominator) (in shares)	34,000	0	34,000	36,000
Diluted EPS from continuing operations
Income (loss) available to common shareholders plus assumed conversions, income (numerator)	$ 793	$ (25)	$ 7,263	$ 1,831
Income (loss) available to common shareholders plus assumed conversions, shares (denominator) (in shares)	16,028,000	19,342,000	16,939,000	19,448,000
Diluted earnings per share from continuing operations (in dollars per share)	$ 0.05	$ 0.00	$ 0.43	$ 0.09
Common convertible ratio (in shares)	1	1	1	1

Number of shares issued for each share of convertible preferred stock that is converted.

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