Fair Value Measurements (Details) - USD ($) $ in Thousands	Feb. 01, 2020	Feb. 02, 2019
Carrying Amount
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt	$ 1,693,216	$ 1,819,045
Carrying Amount | First Lien Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt	1,315,216	1,530,045
Carrying Amount | ABL Facility
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt	378,000	289,000
Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt	1,697,990	1,805,872
Fair Value | First Lien Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt	1,319,990	1,516,872
Fair Value | ABL Facility
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt	$ 378,000	$ 289,000