Condensed Consolidated Statements of Stockholders' Equity (Unaudited) (Parentheticals) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Dividends and dividend equivalents declared per share (in dollars per share)	$ 0.75	$ 0.60	$ 1.5	$ 1.20