Share-Based Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2023

Share-Based Compensation Plans [Abstract]

Stock Option Activity

Stock option activity:

	Year Ended December 31,
	2023			2022		2021
	Shares	Weighted Average Exercise Price		Shares	Weighted Average Exercise Price	Shares	Weighted Average Exercise Price
January 1	5,127,625	$72.90		4,689,250	$74.30	768,750	$83.65
Granted	—	—		853,875	68.88	4,025,000	72.47
Exercised	(413,750)	84.94		(157,500)	84.94	(60,000)	60.17
Forfeited	(149,300)	72.99		(258,000)	77.69	(44,500)	77.93
December 31	4,564,575	$71.81		5,127,625	$72.90	4,689,250	$74.30
Exercisable December 31	—	$	—	423,750	$84.94	689,250	$84.94

Options Outstanding and Exercisable

Options outstanding and exercisable:

December 31, 2023
			Options Outstanding			Options Exercisable
Exercise Price Range			Shares	Weighted Average Remaining Contractual Life	Weighted Average Exercise Price	Shares	Weighted Average Exercise Price
$63.00	to	$64.00	50,000	8.5 years	$63.21	—	$0.00
$69.00	to	$70.00	789,575	8.6 years	$69.23	—	$0.00
$72.00	to	$73.00	3,725,000	7.9 years	$72.47	—	$0.00
			4,564,575			—	$	—

Restricted Stock Activity

Restricted stock activity:

	Year Ended December 31,
	2023	2022	2021
January 1	3,010,343	2,932,836	3,012,988
Granted	1,010,575	1,147,496	1,017,895
Vested	(915,245)	(889,736)	(899,372)
Forfeited	(303,376)	(180,253)	(198,675)
December 31	2,802,297	3,010,343	2,932,836
Weighted average grant date fair value of shares granted in the period	$84.33	$59.02	$68.99
Weighted average grant date fair value at December 31	$64.84	$61.11	$63.09

Performance Restricted Stock Units Activity

PRSU activity:

	Year Ended December 31,
	2023		2022		2021
	Shares	Weighted Average Grant Date Fair Value	Shares	Weighted Average Grant Date Fair Value	Shares	Weighted Average Grant Date Fair Value
January 1	570,235	$71.19	533,890	$70.42	550,561	$70.17
Granted	178,998	92.18	218,127	76.79	165,911	74.89
Distributed	(186,197)	61.36	(181,782)	75.64	(182,582)	73.72
December 31	563,036	$81.11	570,235	$71.19	533,890	$70.42