Balance Sheet Components - Other Long-Term Assets (Details) - USD ($) $ in Thousands		Dec. 31, 2021	Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Prepaid insurance		$ 9,534	$ 11,792
Deferred commissions		7,569	6,732
Long-term lease receivable		7,953	6,995
Prepaid and other long-term assets		14,060	8,992
Other long-term assets	[1]	$ 39,116	$ 34,511

[1] We have variable interest entities, which represent a portion of the consolidated balances recorded within these financial statement line items in the consolidated balance sheets (see Note 11 - Portfolio Financings).