XML 74 R63.htm IDEA: XBRL DOCUMENT v3.23.2
Preferred and Common Shares and Share-based Compensation - Additional Information (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Feb. 28, 2023
May 31, 2021
Jun. 30, 2023
Jul. 01, 2022
Jun. 30, 2023
Jul. 01, 2022
Dec. 31, 2022
Feb. 29, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Preferred shares, Authorized   7,000,000.0 7,000,000   7,000,000   7,000,000  
Preferred shares, voting rights   one vote per share            
Preferred shares, Issued     0   0   0  
Preferred shares, outstanding     0   0   0  
Repurchase of common stock           $ 10,000,000    
Share-based compensation expense recognized     $ 5,875,000 $ 5,081,000 $ 12,341,000 11,855,000    
Selling, General and Administrative Expenses                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Share-based compensation expense recognized     $ 4,871,000 $ 4,056,000 10,402,000 9,257,000    
Employee Stock Option                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Fair value of stock options granted         $ 3,000,000      
Expected annual dividend yield         0.00%      
Hybrid PSUs                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Expected annual dividend yield         0.00%      
Amended and Restated 2010 Incentive Plan | Deferred Stock Units                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Number of outstanding shares     41,000   41,000   38,000  
Amended and Restated 2010 Incentive Plan | Employee Stock Option                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Vesting/Performance period 3 years              
Stock options, Granted 48,000       48,000      
Stock options, Expiration Period 7 years              
Amended and Restated 2010 Incentive Plan | Restricted Stock Units and Deferred Stock Units                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Total fair value of stock units vested         $ 15,100,000      
Amended and Restated 2010 Incentive Plan | Restricted Stock Units and Deferred Stock Units | Board of Directors | Selling, General and Administrative Expenses                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Share-based compensation expense recognized         $ 900,000 $ 1,100,000    
Amended and Restated 2010 Incentive Plan | Restricted Stock Units (RSUs) | Maximum                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Vesting/Performance period         5 years      
Amended and Restated 2010 Incentive Plan | Restricted Stock Units (RSUs) | Minimum [Member]                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Vesting/Performance period         0 years      
Amended and Restated 2010 Incentive Plan | Attainment-based PSUs | Maximum                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Range of percentage of shares to be issued upon settlement following vesting of target number of shares         200.00%      
Amended and Restated 2010 Incentive Plan | Attainment-based PSUs | Minimum [Member]                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Range of percentage of shares to be issued upon settlement following vesting of target number of shares         0.00%      
Amended and Restated 2010 Incentive Plan | Market-based PSUs | Maximum                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Range of percentage of shares to be issued upon settlement following vesting of target number of shares         200.00%      
Amended and Restated 2010 Incentive Plan | Market-based PSUs | Minimum [Member]                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Range of percentage of shares to be issued upon settlement following vesting of target number of shares         0.00%      
Amended and Restated 2010 Incentive Plan | Hybrid PSUs | Maximum                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Range of percentage of shares to be issued upon settlement following vesting of target number of shares         260.00%      
Amended and Restated 2010 Incentive Plan | Hybrid PSUs | Minimum [Member]                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Range of percentage of shares to be issued upon settlement following vesting of target number of shares         0.00%      
Amended and Restated 2010 Incentive Plan | Performance Stock Units                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Total fair value of stock units vested         $ 9,900,000      
Maximum number of common shares to be earned under these PSU grants     374,000   374,000      
2020 Repurchase Plan                
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]                
Common stock repurchase program authorized amount               $ 50,000,000
Shares repurchased           4,000    
Repurchase of common stock           $ 500,000    
Shares repurchased, average cost per share           $ 116.95    
Available for share repurchases     $ 49,500,000   $ 49,500,000