Stockholders' Equity (Stock Awards and Units Activity) (Details)	3 Months Ended
	Mar. 31, 2023 $ / shares shares
Deferred And Restricted Stock Units
Number of Shares
Outstanding at beginning of period (in shares) | shares	277,774
Issued (in shares) | shares	881
Granted (in shares) | shares	146,821
Dividend equivalents (in shares) | shares	3,080
Forfeited (in shares) | shares	(10,888)
Vested (in shares) | shares	(106,546)
Outstanding at end of period (in shares) | shares	311,122
Weighted Average Price
Outstanding at beginning of period (in usd per share) | $ / shares	$ 120.92
Issued (in usd per share) | $ / shares	109.87
Granted (in usd per share) | $ / shares	114.26
Dividend equivalents (in usd per share) | $ / shares	104.48
Forfeited (in usd per share) | $ / shares	121.85
Vested (in usd per share) | $ / shares	112.79
Outstanding at end of period (in usd per share) | $ / shares	$ 118.06
Stock Awards and Performance Stock Units
Number of Shares
Outstanding at beginning of period (in shares) | shares	162,381
Granted (in shares) | shares	129,821
Dividend equivalents (in shares) | shares	1,996
Forfeited (in shares) | shares	(3,245)
Vested (in shares) | shares	(90,332)
Outstanding at end of period (in shares) | shares	200,621
Weighted Average Price
Outstanding at beginning of period (in usd per share) | $ / shares	$ 120.12
Granted (in usd per share) | $ / shares	108.13
Dividend equivalents (in usd per share) | $ / shares	104.48
Forfeited (in usd per share) | $ / shares	96.55
Vested (in usd per share) | $ / shares	96.55
Outstanding at end of period (in usd per share) | $ / shares	$ 123.39