Assets and Liabilities Held for Sale and Discontinued Operations - Amounts Reported in the Unaudited Condensed Consolidated Balance Sheet as Held for Sale (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Total current assets of discontinued operations	$ 0	$ 94,375
Current liabilities:
Total current liabilities of discontinued operations	$ 0	69,427
DASAN Network Solutions, Inc., D-Mobile Limited, DZS Vietnam, Dasan India Private Limited and DZS Japan | Disposal Group, Held-for-Sale, Not Discontinued Operations
Current assets:
Cash, cash equivalents and restricted cash		5,657
Accounts receivable - trade, net of allowance for credit losses		25,661
Other receivables		12,765
Inventories		49,114
Prepaid expenses and other current assets		1,178
Total current assets of discontinued operations		94,375
Property, plant and equipment, net		2,615
Right-of-use assets from operating leases		3,475
Intangible assets, net		419
Other assets		1,299
Total assets of discontinued operations		102,183
Current liabilities:
Accounts payable - trade		37,911
Short-term debt – bank, trade facilities and secured borrowings		19,633
Contract liabilities		1,041
Operating lease liabilities		1,858
Accrued and other liabilities		8,984
Total current liabilities of discontinued operations		69,427
Long-term debt		30,600
Contract liabilities - non-current		878
Operating lease liabilities - non-current		1,617
Other long-term liabilities		479
Total liabilities of discontinued operations		$ 103,001