Basis of Presentation (Details) - Cerberus Credit Facility - USD ($) $ in Thousands		6 Months Ended
	Dec. 07, 2016	Jul. 29, 2017
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Amount Outstanding During Period		$ 48,800
Term Loan Facility
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 45,000
Line of Credit Facility, Maximum Amount Outstanding During Period	45,000
Revolver
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 5,000