Fair Value Measurements (Reconciliation of Ending Balances of Recurring Fair Value Measurements Using Level 3 Inputs) (Details) - Level 3 - Convertible Preferred Securities - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Assets at January 1,	$ 15,625	$ 16,278
Additional investments	100	1,342
Gains (losses) included in Other income, net	(1,535)	497
Proceeds from investments	0	(1,670)
Reclassification to a receivable in Other assets, net	0	(822)
Assets at December 31,	$ 14,190	$ 15,625