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Share-based Compensation Performance Condition (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Weighted-average recognition period 2 years  
Performance Share Units - Market Condition    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share Based Compensation Arrangement By Share Based Payment Award - Performance Period Used to Estimate Expected Share Payout 3 years  
Performance Share Units - Performance Condition    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share Based Compensation Arrangement By Share Based Payment Award - Performance Period Used to Estimate Expected Share Payout 3 years  
Performance Shares    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Granted (usd per share) $ 64.97  
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount $ 2.9  
Weighted-average recognition period 1 year 9 months 18 days  
Performance Shares | Performance Share Units - Market Condition    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 32,903 0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 64.97 $ 0
Performance Shares, Granted in Period 32,903  
Granted (usd per share) $ 64.97  
Performance Shares | Performance Share Units - Performance Condition    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 21,948 0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 61.45 $ 0
Performance Shares, Granted in Period 21,948  
Granted (usd per share) $ 61.45