Stock Based Compensation (Schedule of Company's Share-Based Payment Award, ESPP, Valuation Assumptions) (Details) - Employee Stock Purchase Plan	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Expected volatility, minimum	20.96%	24.56%	16.38%
Expected volatility, maximum	25.05%	28.67%	52.04%
Risk free interest rates, minimum	0.22%	0.06%	0.17%
Risk free interest rates, maximum	2.52%	0.09%	1.57%
Expected term (years)	6 months	6 months	6 months
Minimum
Dividend yield	1.54%	1.67%	1.89%
Maximum
Dividend yield	1.73%	1.98%	2.46%