Related Party Transactions - Balances of Receivables and Payables with Related Parties (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Related Party Transaction [Line Items]
Other assets	$ 9,904	$ 8,950
Receivables And Payables With Related Parties
Related Party Transaction [Line Items]
Account receivables	207	181
Other receivables	368	215
Other assets		691
Accounts payable	227	831
DASAN \| Receivables And Payables With Related Parties
Related Party Transaction [Line Items]
Account receivables	207	181
Other receivables	368	215
Other assets		691
Accounts payable	202	785
DS \| Receivables And Payables With Related Parties
Related Party Transaction [Line Items]
Accounts payable	$ 25	$ 46

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.

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