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Income Taxes (Narrative) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Nov. 02, 2019	Nov. 03, 2018	Nov. 02, 2019	Nov. 03, 2018
Income Tax [Line Items]
Income before income taxes	$ 13,438,000	$ 16,606,000	$ 77,135,000	$ 73,796,000
Income tax expense	$ 3,249,000	$ 3,090,000	$ 12,453,000	$ 13,413,000
Effective tax rate	24.20%	18.60%	16.10%	18.20%
Accrual for uncertain tax, interest or penalties	$ 0		$ 0
Minimum
Income Tax [Line Items]
State income taxes, statute of limitations period (years)			3 years
Maximum
Income Tax [Line Items]
State income taxes, statute of limitations period (years)			4 years

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