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Income Taxes (Schedule Of Income Tax Expense (Benefit) Computed By Applying The U.S. Federal Income Tax Rate) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Tax at statutory U.S. federal rate	$ (57,490)	$ 94,987	$ 95,845
Impact of U.S. Tax Cuts and Jobs Act of 2017 - GILTI	1,041	38,153	51,016
Impact of Tax Receivable Agreement	91	(39)	49
Valuation allowance	(282)	(1,259)	(2,208)
State taxes, net of federal tax benefit	818	2,182	1,414
U.S. tax impact of foreign earnings (net of foreign tax credits)	311	348	537
Establishment/resolution of uncertain tax positions	(36)	(40)	(48)
Adjustment for foreign income taxed at different rates	16,666	(25,656)	(38,530)
Foreign tax credits	(2,534)	(34,264)	(43,821)
Change-in-Control-related compensation	0	(1,432)	10,626
Impact of non-deductible goodwill impairment	24,570	0	0
Other	(1,669)	(3,624)	(6,804)
(Benefit) provision for income taxes	$ (18,514)	$ 69,356	$ 68,076

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Amount of reported income tax expense from difference to expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to global intangible low-taxed income (GILTI).

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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