Share Based Compensation (Summary of Restricted Stock Unit Activity) (Details) - Restricted Stock Units - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Number of shares
Beginning balance (in shares)	1,274,083	1,242,321	1,294,070
Granted (in shares)	433,674	578,056	586,302
Vested (in shares)	(504,358)	(505,690)	(593,375)
Forfeited (in shares)	(34,306)	(40,604)	(44,676)
Ending balance (in shares)	1,169,093	1,274,083	1,242,321
Weighted average fair value
Beginning balance (in dollars per share)	$ 46.49	$ 46.31	$ 43.59
Issued (in dollars per share)	68.07	47.02	42.75
Vested (in dollars per share)	47.83	46.51	37.56
Forfeited (in dollars per share)	56.58	47.97	47.78
Ending balance (in dollars per share)	$ 53.62	$ 46.49	$ 46.31