Summary of Significant Accounting Policies Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Income Tax [Line Items]
Deferred Federal Income Tax Expense (Benefit)	$ 13,487	$ 2,000	$ 4,606
Deferred Income Tax Expense (Benefit)	$ 14,842	$ 550	$ 4,363
Effective Income Tax Rate Reconciliation, Percent	21.00%	22.00%	35.50%
Deferred Tax Assets, Deferred Income	$ 1,255	$ 472
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	33.70%