XML 115 R103.htm IDEA: XBRL DOCUMENT v3.22.4
Equity Compensation and Other Benefit Plans - Restricted Stock Units (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
RSUs With Service Condition      
RSUs With Service Condition      
Outstanding at beginning of year (in shares) 712,160 457,376 344,933
Granted (in shares) 296,379 379,281 234,765
Settled (in shares) (66,125) (124,497) (94,822)
Cancelled, forfeited or expired (in shares) (21,106) 0 (27,500)
Outstanding at end of year (in shares) 921,308 712,160 457,376
RSUs vested but not settled at end of year (in shares) 394,996 285,734 290,115
RSUs unvested at end of year (in shares) 526,312 426,426 167,261
Weighted Average Grant Date Fair Value      
Outstanding at beginning of year (in dollars per share) $ 20.22 $ 24.76 $ 30.47
Granted (in dollars per share) 17.19 16.63 19.54
Settled (in dollars per share) 29.56 25.98 30.99
Cancelled/forfeited (in dollars per share) 17.63 0 30.36
Outstanding at end of year (in dollars per share) 18.63 20.22 24.76
RSUs vested but not settled at end of year (in dollars per share) 20.67 20.89 21.49
Weighted average grant date fair value (in dollars per share) $ 17.10 $ 19.77 $ 30.43
RSUs With Market and Service Conditions      
RSUs With Service Condition      
Outstanding at beginning of year (in shares) 905,708 405,806 325,332
Granted (in shares) 381,397 602,156 190,800
Settled (in shares) (112,752) (102,254) (110,326)
Cancelled, forfeited or expired (in shares) (35,858) 0 0
Outstanding at end of year (in shares) 1,138,495 905,708 405,806
RSUs vested but not settled at end of year (in shares) 190,800 112,752 102,254
RSUs unvested at end of year (in shares) 947,695 792,956 303,552
Weighted Average Grant Date Fair Value      
Outstanding at beginning of year (in dollars per share) $ 17.14 $ 25.03 $ 27.13
Granted (in dollars per share) 16.04 13.60 21.98
Settled (in dollars per share) 27.86 27.62 25.93
Cancelled/forfeited (in dollars per share) 15.56 0 0
Outstanding at end of year (in dollars per share) 15.76 17.14 25.03
RSUs vested but not settled at end of year (in dollars per share) 21.98 27.86 27.62
Weighted average grant date fair value (in dollars per share) $ 14.51 $ 15.62 $ 24.16
Expected term 1 year 1 year  
RSUs      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost $ 11.2 $ 12.3  
Period for recognizing unrecognized compensation cost 1 year 7 months 6 days    
RSUs With Service Condition      
Outstanding at beginning of year (in shares) 1,617,868 863,182 670,265
Granted (in shares) 677,776 981,437 425,565
Settled (in shares) (178,877) (226,751) (205,148)
Cancelled, forfeited or expired (in shares) (56,964) 0 (27,500)
Outstanding at end of year (in shares) 2,059,803 1,617,868 863,182
RSUs vested but not settled at end of year (in shares) 585,796 398,486 392,369
RSUs unvested at end of year (in shares) 1,474,007 1,219,382 470,813
Weighted Average Grant Date Fair Value      
Outstanding at beginning of year (in dollars per share) $ 18.50 $ 24.89 $ 28.85
Granted (in dollars per share) 16.54 14.77 20.63
Settled (in dollars per share) 28.49 26.72 28.27
Cancelled/forfeited (in dollars per share) 16.33 0 30.36
Outstanding at end of year (in dollars per share) 17.04 18.50 24.89
RSUs vested but not settled at end of year (in dollars per share) 21.10 22.86 23.09
Weighted average grant date fair value (in dollars per share) $ 15.43 $ 17.07 $ 26.39
RSUs with Service Condition, weighted average grant date fair value based on share closing price      
RSUs With Service Condition      
Granted (in shares) 603,525 53,991 113,148
Weighted Average Grant Date Fair Value      
Weighted average volatility estimated 50.00%    
Expected term 3 years    
Weighted average risk-free rate 1.04%    
Share price (dollars per share)   $ 18.80 $ 9.28
RSUs With Service Condition, Weighted Average Grant Date Fair Value Based on Share Closing Price      
RSUs With Service Condition      
Granted (in shares)   306,134 11,231
Weighted Average Grant Date Fair Value      
Weighted average volatility estimated   54.00%  
Expected term   2 years 6 months  
Weighted average risk-free rate   0.36%  
Share price (dollars per share)     $ 10.24
Remaining RSUs With Service Condition, Weighted Average Grant Date Fair Value Based on Share Closing Price      
RSUs With Service Condition      
Granted (in shares) 74,251    
Weighted Average Grant Date Fair Value      
Share price (dollars per share) $ 13.67    
RSUs with Service Condition and both Service and Market Conditions      
RSUs With Service Condition      
Granted (in shares)   621,312 301,186
Weighted Average Grant Date Fair Value      
Weighted average volatility estimated   48.00% 14.00%
Expected term   3 years 3 years
Weighted average risk-free rate   0.17% 1.36%