Income Taxes (Details) - USD ($)	3 Months Ended	12 Months Ended
	Apr. 30, 2016	Jan. 28, 2017	Jan. 30, 2016	Jul. 10, 2015
Income Tax Disclosure [Abstract]
Operating Loss Carryforwards			$ 312,000,000
Deferred Tax Assets, Operating Loss Carryforwards, State and Local			$ 200,000,000
Deferred Income Tax Expense (Benefit)	$ 197,000
Income Tax Disclosures [Line Items]
one one-thousandth of a share of Preferred Stock unit price				$ 9.00
Related Party, Ownership Interest in Company				4.99%
Preferred Stock, Par or Stated Value Per Share	$ 0.01		$ 0.01
Scenario, Forecast [Member]
Income Tax Disclosures [Line Items]
Deferred Income Tax Expense (Benefit), Remainder of Year		$ 591,000