Earnings Per Share (Narrative) (Details) - $ / shares	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Earnings Per Share [Abstract]
Common Stock, Dividends, Per Share, Cash Paid	$ 0.41	$ 0.38
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	21,074	394
Exercised, Number of Shares	(80,429)	(61,804)	(196,735)
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures	114,659	92,295