Equity-Based Incentive Plans (Restricted Stock Units) (Details) - Restricted Stock Units (RSUs) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Number of RSUs
Outstanding	973,551	1,348,258	1,698,579
Granted	433,810	481,926	627,973
Vested	(517,041)	(786,622)	(895,706)
Forfeited	(40,829)	(70,011)	(82,588)
Outstanding	849,491	973,551	1,348,258
Weighted Average Grant Date Fair Value
Outstanding	$ 71.80	$ 43.82	$ 31.44
Granted	108.95	98.29	59.38
Vested	64.03	37.38	32.30
Forfeited	78.70	46.82	32.47
Outstanding	$ 99.13	$ 71.80	$ 43.82
Aggregate Intrinsic Value
Outstanding	$ 101,480	$ 94,765	$ 83,686	$ 62,627
Unrecognized Compensation
Outstanding	$ 43,073	44,394	39,657	$ 35,821
Employee Service Share-based Compensation, Aggregate Disclosures [Abstract]
Weighted average remaining life	1 year 7 months 6 days
Fair value of instruments vested during the period	$ 58,300	$ 79,100	$ 56,500
Total shares withheld	342,000	249,000	290,000