Stock Based Compensation (Performance Units Information) (Details) - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Performance Share Risk Free Rate Assumption	1.76%	0.22%	1.36%
Performance Share Volatility Rate Assumption	27.34%	27.31%	15.00%
Performance Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average period for recognizing unrecognized compensation cost	1 year 8 months 12 days
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Shares, Outstanding at Beginning of Year	476,354
Shares, Granted	433,860
Shares, Vested	(467,510)
Shares, Canceled	(45,694)
Shares, Outstanding at End of Year	397,010	476,354
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Shares, Outstanding at Beginning of Year, Weighted Average Grant Date Fair Value	$ 59.76
Shares, Granted, Weighted Average Grant Date Fair Value	68.90	$ 65.57	$ 51.79
Shares, Vested, Weighted Average Grant Date Fair Value	61.31
Shares, Cancelled, Weighted Average Grant Date Fair Value	62.08
Shares, Outstanding at End of Year, Weighted Average Grant Date Fair Value	$ 67.65	$ 59.76
Shares, Outstanding at End of Year, Weighted Average Remaining Years Contractual Term	1 year 8 months 12 days
Shares, Outstanding at End of Year, Aggregate Intrinsic Value	$ 24,324,782
Performance Units [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Options vesting period	3 years