Earnings Per Share - (Details) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Reconciliation of number of shares used in calculation of basic and diluted earnings per share
Weighted average number of common shares outstanding (in shares)	73,739,316	79,497,482	75,575,189	80,272,613
Effect of non-participatory equity compensation (in shares)	25,399	25,845	25,399	25,845
Weighted average number of common shares outstanding, including effect of dilutive securities (in shares)	73,764,715	79,523,327	75,600,588	80,298,458