Related Party Transactions - Sales and Purchases to and from Related Parties (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Related Party Transaction [Line Items]
Cost of revenue	$ 47,517	$ 66,860	$ 138,219	$ 173,122
Operating expense	36,319	41,815	121,899	105,812
Dasan Networks, Inc. | Investor | Sales and Purchases to and from Related Parties
Related Party Transaction [Line Items]
Net revenue	250	98	534	1,014
Cost of revenue	139	67	368	873
Operating expense	188	167	702	890
Interest expense, net	124	0	253	0
Other expenses	$ 0	$ 15	$ 26	$ 48