Nature of Business and Significant Accounting Policies - Equity Method Investments and Leases (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Investee losses in excess of investment		$ 1,484
Minimum
Initial lease term	1 year
Maximum
Initial lease term	7 years
PANTAYA
Investee losses in excess of investment	$ 0	$ 1,500