CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Deferred income taxes	$ (10,622)	$ (6,241)	$ 1,749
Stock appreciation rights exercised (in shares)	16,671	28,789	6,236
Vesting of restricted stock units (in shares)	257,423	193,260	138,225
Vesting of performance shares (in shares)		69,127	265,151