Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity - Non-Vested Restricted Stock Activity (Details)

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Shareholders' Equity - Non-Vested Restricted Stock Activity (Details) - $ / shares
shares in Thousands
3 Months Ended 6 Months Ended
Aug. 04, 2018
Jul. 29, 2017
Aug. 04, 2018
Jul. 29, 2017
Summary of changes in Company's non-vested restricted stock during period [Roll Forward]        
Non-vested restricted stock shares outstanding at beginning of period     2,829  
Granted, shares     1,945  
Vested, shares     (1,003)  
Forfeited, shares     (286)  
Non-vested restricted stock shares outstanding at end of period 3,485   3,485  
Summary of changes in Company's non-vested restricted stock during period, weighted average grant date fair value [Roll Forward]        
Non-vested restricted stock shares outstanding at beginning of period, weighted average grant date fair value per share     $ 1.40  
Granted, weighted average grant date fair value per share     1.16  
Vested, weighted average grant date fair value per share     1.23  
Forfeited, weighted average grant date fair value per share     1.29  
Non-vested restricted stock shares outstanding at end of period, weighted average grant date fair value per share $ 1.32   $ 1.32  
Time Based Units [Member]        
Summary of changes in Company's non-vested restricted stock during period [Roll Forward]        
Non-vested restricted stock shares outstanding at beginning of period     1,856  
Granted, shares     1,198  
Vested, shares     (1,003)  
Forfeited, shares     (75)  
Non-vested restricted stock shares outstanding at end of period 1,976   1,976  
Summary of changes in Company's non-vested restricted stock during period, weighted average grant date fair value [Roll Forward]        
Non-vested restricted stock shares outstanding at beginning of period, weighted average grant date fair value per share     $ 1.32  
Granted, weighted average grant date fair value per share     1.17  
Vested, weighted average grant date fair value per share     1.23  
Forfeited, weighted average grant date fair value per share     1.46  
Non-vested restricted stock shares outstanding at end of period, weighted average grant date fair value per share $ 1.27   $ 1.27  
Market-Based Performance Units [Member]        
Summary of changes in Company's non-vested restricted stock during period [Roll Forward]        
Non-vested restricted stock shares outstanding at beginning of period     973  
Granted, shares 259 0 747 562
Vested, shares     0  
Forfeited, shares     (211)  
Non-vested restricted stock shares outstanding at end of period 1,509   1,509  
Summary of changes in Company's non-vested restricted stock during period, weighted average grant date fair value [Roll Forward]        
Non-vested restricted stock shares outstanding at beginning of period, weighted average grant date fair value per share     $ 1.55  
Granted, weighted average grant date fair value per share     1.15 $ 1.53
Vested, weighted average grant date fair value per share     0.00  
Forfeited, weighted average grant date fair value per share     1.23  
Non-vested restricted stock shares outstanding at end of period, weighted average grant date fair value per share $ 1.39   $ 1.39