Investments - Equity Method Investments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Equity Securities
Equity method investments, beginning balance	$ 93,000	$ 99,600
New investments	15,300	500
Realized gain on equity method investment	0	300	$ 0
Reclassification due to acquisition of investee		(500)
Equity in (loss) earnings	2,700	(500)
Foreign currency translation (loss) gain	1,000	(6,400)
Dividend received from equity method investment	(2,100)
Equity method investments, ending balance	$ 109,900	$ 93,000	$ 99,600