Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Basic and Diluted Earnings Per Share
Net income available to common stockholders, basic	$ 61,211	$ 67,795
Net income available to common stockholders, diluted	$ 61,211	$ 67,795
Average outstanding shares - basic (in shares)	110,824,648	110,724,655
Add: dilutive restricted stock units and stock options (in shares)	57,060	75,346
Average outstanding shares - diluted (in shares)	110,881,708	110,800,001
Basic earnings per share (in dollars per share)	$ 0.55	$ 0.61
Diluted earnings per share (in dollars per share)	$ 0.55	$ 0.61
Restricted stock units and stock options excluded from the diluted average outstanding share calculation (in shares)	205,974	4,934