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Earnings Per Common Share and Share Awards Summary of Share-based Award Transactions (Details)
shares in Thousands
12 Months Ended
Dec. 31, 2021
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding - Number Outstanding | shares 0
$60.00 - $99.99  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
SARs exercise price, lower limit $ 60.00
SARs exercise price, upper limit $ 99.99
SARs Outstanding - As of December 31, 2021 | shares 6
SARs Outstanding - Weighted Average Remaining Contractual Life 10 months 17 days
SARs Outstanding - Weighted Average Exercise Price $ 83.44
SARs Exercisable - Number Exercisable | shares 6
SARs Exercisable - Weighted Average Exercise Price $ 83.44
$100.00 - $149.99  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
SARs exercise price, lower limit 100.00
SARs exercise price, upper limit $ 149.99
SARs Outstanding - As of December 31, 2021 | shares 11
SARs Outstanding - Weighted Average Remaining Contractual Life 5 years 5 months 12 days
SARs Outstanding - Weighted Average Exercise Price $ 134.89
SARs Exercisable - Number Exercisable | shares 5
SARs Exercisable - Weighted Average Exercise Price $ 126.00
$150.00 - $199.99  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
SARs exercise price, lower limit 150.00
SARs exercise price, upper limit $ 199.99
SARs Outstanding - As of December 31, 2021 | shares 18
SARs Outstanding - Weighted Average Remaining Contractual Life 4 years 1 month 2 days
SARs Outstanding - Weighted Average Exercise Price $ 181.27
SARs Exercisable - Number Exercisable | shares 17
SARs Exercisable - Weighted Average Exercise Price $ 181.07
$60.00 - $199.99  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
SARs exercise price, lower limit 60.00
SARs exercise price, upper limit $ 199.99
SARs Outstanding - As of December 31, 2021 | shares 35
SARs Outstanding - Weighted Average Remaining Contractual Life 3 years 11 months 15 days
SARs Outstanding - Weighted Average Exercise Price $ 150.36
SARs Exercisable - Number Exercisable | shares 28
SARs Exercisable - Weighted Average Exercise Price $ 151.17