Long-term Investments - Composition of Long-term Investments (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Investments, Debt and Equity Securities [Abstract]
Non-marketable equity investments	$ 7,500	$ 7,500
Equity method investments	2,784	28,088	$ 3,700
Total	$ 10,284	$ 35,588