Stock-Based Compensation (Summary Of The Status Of Nonvested Share Awards) (Details)	6 Months Ended
	Jun. 30, 2024 $ / shares shares
Nonvested Share Awards [Roll Forward]
Nonvested, Shares, Beginning Balance | shares	1,166,335
Granted, Shares | shares	322,088
Vested, Shares | shares	(250,127)
Forfeited, Shares | shares	(27,582)
Nonvested, Shares, Ending Balance | shares	1,210,714
Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance | $ / shares	$ 58.48
Granted , Weighted Average Grant Date Fair Value | $ / shares	52.03
Vested , Weighted Average Grant Date Fair Value | $ / shares	52.21
Forfeited , Weighted Average Grant Date Fair Value | $ / shares	59.87
Nonvested , Weighted Average Grant Date Fair Value, Ending Balance | $ / shares	$ 58.03