CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Parenthetical) - $ / shares shares in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Stockholders' Equity [Abstract]
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation	28	46
Exercise of stock options	22
Common stock, dividends, declared (in dollars per share)	$ 1.17	$ 1.08	$ 1.02