Related Party Transactions - Additional Information (Details) $ in Thousands, ₩ in Billions	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 KRW (₩)	Dec. 31, 2022 USD ($)
Related Party Transaction [Line Items]
Operating lease liability	$ 12,782		$ 12,782
Right-of-use assets from operating leases	9,462		9,462			$ 12,606
Investor | DNI Loan Agreements | Secured Debt
Related Party Transaction [Line Items]
Debt obligations	$ 29,300		$ 29,300		₩ 39.6
Dasan Networks, Inc. | Investor
Related Party Transaction [Line Items]
License fee as a percent of annual sales	0.40%		0.40%		0.40%
Royalty expense	$ 100	$ 200	$ 400	$ 400
DNI
Related Party Transaction [Line Items]
Operating lease cost	100	$ 100	100	100
DNI | Investor
Related Party Transaction [Line Items]
Operating lease liability	1,400		1,400			1,700
Right-of-use assets from operating leases	$ 1,400		$ 1,400			$ 1,700
Guarantee fee, percent			0.90%
DNS Korea
Related Party Transaction [Line Items]
Operating lease cost			$ 300	$ 500
DZS, Inc | Investor | Dasan Networks, Inc.
Related Party Transaction [Line Items]
DNI direct ownership interest	28.50%		28.50%		28.50%