Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

v3.20.2
Income Taxes (Details) - USD ($)
12 Months Ended
Feb. 01, 2020
Aug. 01, 2020
Jul. 10, 2015
Operating Loss Carryforwards [Line Items]      
Operating Loss Carryforwards $ 393,000,000    
Shareholder Rights Plan [Abstract]      
Preferred Stock, Par or Stated Value Per Share $ 0.01 $ 0.01  
one one-thousandth of a share of Preferred Stock unit price     $ 90.00
Earliest Tax Year [Member]      
Operating Loss Carryforwards [Line Items]      
Operating Loss Carryforwards, Expiration Date Feb. 03, 2024    
Latest Tax Year [Member]      
Operating Loss Carryforwards [Line Items]      
Operating Loss Carryforwards, Expiration Date Jan. 30, 2038