Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation Plans - Narrative (Details)

v3.20.1
Share-Based Compensation Plans - Narrative (Details)
$ / shares in Units, $ in Millions
3 Months Ended 12 Months Ended
Feb. 02, 2020
USD ($)
day
multiplier
shares
Jan. 27, 2019
USD ($)
Nov. 03, 2019
USD ($)
$ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation $ 0.5 $ 0.1  
Total unrecognized compensation cost $ 2.0    
Weighted average vesting period 1 year 10 months 30 days    
Compensation cost not yet recognized, expected in 2020 $ 1.2    
Compensation cost not yet recognized, expected in 2021 0.6    
Compensation cost not yet recognized, expected in 2022 $ 0.2    
Equity Awards, Performance Shares (PSUs)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Fair value of grants in period $ 1.2    
Equity Awards, Performance Shares (PSUs) | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Equity instruments other than options, payout percentage 0.00%    
Equity Awards, Performance Shares (PSUs) | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Equity instruments other than options, payout percentage 150.00%    
Equity Awards, Performance Shares (PSUs) | Vesting Period One      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 1 year    
Equity Awards, Performance Shares (PSUs) | Vesting Period Two      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 2 years    
Equity Awards, Performance Shares (PSUs) | Vesting Period Three      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Equity Awards, Restricted Stock Units (RSUs)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Fair value of grants in period $ 2.1    
Equity Awards, Restricted Stock Units (RSUs) | Board of Directors      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 1 year    
Equity Awards, Restricted Stock Units (RSUs) | Employee      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Liability Awards, Performance Shares (PSUs)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Fair value of grants in period $ 0.1    
Equity instruments other than options, average stock price prior to end of vesting period, number of trading days | day 20    
Maximum multiplier for closing stock price on grant date | multiplier 2    
Liability Awards, Performance Shares (PSUs) | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Equity instruments other than options, payout percentage 0.00%    
Liability Awards, Performance Shares (PSUs) | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Equity instruments other than options, payout percentage 200.00%    
Liability Awards, Performance Shares (PSUs) | Vesting Period One      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 1 year    
Liability Awards, Performance Shares (PSUs) | Vesting Period Two      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 2 years    
Liability Awards, Performance Shares (PSUs) | Vesting Period Three      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Liability Awards, Restricted Stock Units (RSUs)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Fair value of grants in period $ 0.5    
Maximum multiplier for closing stock price on grant date | multiplier 2    
Liability Awards, Phantom Share Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period     3 years
Fair value of grants in period $ 0.1   $ 0.3
Weighted average grant date fair value (usd per share) | $ / shares     $ 4.35
Outstanding (shares) | shares 5,465