Other Long-Term Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Other Liabilities, Noncurrent [Abstract]
Contract liabilities, net of current portion	$ 34,704	$ 34,866
Asset retirement obligations	9,122	7,647
Deferred payments related to acquisitions	0	715
Other	3,263	2,827
Other long-term liabilities	$ 47,089	$ 46,055