Income Taxes - Loss carryforwards (Details) $ in Millions	12 Months Ended
	Jan. 30, 2016 USD ($)
Income Tax Disclosure
Deferred Federal Income Tax Expense (Benefit)	$ 29.8
Operating Loss Carryforwards	85.0
Tax credit carryforward	1.3
Portion of net operating loss related to equity-based compensation	5.3
Deferred State and Local Income Tax Expense (Benefit)	$ (2.1)