Income Taxes Effective Tax Rate Reconciliation (Details)	12 Months Ended
	Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Income Tax Disclosure [Abstract]
Taxes at federal statutory rates	35.00%	35.00%	35.00%
State income taxes, net of federal tax benefit	(0.60%)	(11.20%)	(5.30%)
Reestablishment of state net operating losses	6.00%	0.00%	0.00%
Non-cash stock option vesting expense	(1.90%)	(158.60%)	(43.30%)
Other	4.90%	(2.40%)	(0.60%)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Percent	(6.50%)	(133.40%)	(81.50%)
Valuation allowance and NOL carryforward benefits	(44.20%)	124.00%	8.40%
Effective tax rate	(7.30%)	(146.60%)	(87.30%)