XML 79 R67.htm IDEA: XBRL DOCUMENT v3.22.4
Capital Stock and Equity Compensation (Additional Information) (Details) - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock repurchase program       $ 100,000,000
Stock repurchase program remaining $ 24,000,000      
Shares of capital stock repurchased (in shares) 237,806 0 0  
Shares repurchased $ 25,000,000      
Performance Shares        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted stock award program, measurement period (in years) 3 years      
Expected dividend yield (as percent) 0.00%      
Compensation expense $ 2,300,000 $ 7,700,000 $ 5,800,000  
Total unrecognized compensation cost $ 1,900,000      
Weighted-average remaining contractual life in years, options outstanding (in years) 6 months      
Performance Shares | Minimum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted stock award program, awarded shares as a percentage of the original award amount (as percent) 0.00%      
Performance Shares | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted stock award program, awarded shares as a percentage of the original award amount (as percent) 200.00%      
Time Based Restricted Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation expense $ 8,200,000 7,600,000 6,000,000  
Total unrecognized compensation cost $ 16,100,000      
Weighted-average remaining contractual life in years, options outstanding (in years) 10 months 24 days      
Conversion ratio 1      
Deferred Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation expense $ 1,300,000 $ 1,200,000 $ 1,100,000  
Conversion ratio 1