Income Taxes - Components of Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
Current:
Federal	$ 6,236	$ 7,939	$ 7,614
State	1,304	1,602	1,439
Total current tax expense	7,540	9,541	9,053
Deferred:
Federal	2,436	(1,121)	1,105
State	533	(82)	449
Total deferred tax expense	2,969	(1,203)	1,554
Total income tax expense	$ 10,509	$ 8,338	$ 10,607