Investments in Foreign Joint Ventures - Schedule of Activity in Investment in Foreign Joint Ventures (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Cumulative foreign currency translation:
Investment in BOMAY at end of period	$ 12,524		$ 12,325
Accretion during period	32	$ 32
Original basis difference	1,165		1,165
Less accumulated accretion	(346)		(314)
Net remaining basis difference, net at end of period	819		851
Bomay
Investment in BOMAY
Initial Investment in BOMAY (1)(2)	9,333
Undistributed earnings:
Balance at the beginning of the period	1,965
Equity in earnings	162
Dividend distributions	0
Undistributed earnings at March 31, 2022	2,127
Cumulative foreign currency translation:
Balance at the beginning of the period	1,027
Change during the period	37
Cumulative foreign currency translation at March 31, 2022	1,064
Investment in BOMAY at end of period	12,524
Accumulated statutory reserves in equity method investments	$ 2,660		$ 2,660
Ownership percentage	40.00%
Remaining life of joint venture	8 years