Earnings per Share - Reconciliation of the information (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Earnings Per Share [Abstract]
Net earnings	$ 1,056,828	$ 1,065,376	$ 1,123,818
Basic earnings per common share:
Net earnings basic (in dollars per share)	$ 7.56	$ 7.47	$ 7.81
Weighted average basic shares outstanding (in shares)	139,848	142,681	143,923
Diluted earnings per common share:
Net earnings diluted (in dollars per share)	$ 7.52	$ 7.42	$ 7.74
Weighted average diluted shares outstanding (in shares)	140,599	143,595	145,273