Subsequent Events - Stock Purchase Agreement Asia Sale (Details) - Disposal Group, Disposed of by Sale, Not Discontinued Operations - DASAN Network Solutions, Inc., D-Mobile Limited, DZS Vietnam, Dasan India Private Limited, And DZS Japan - Subsequent Event $ in Millions	Apr. 05, 2024 USD ($)
Subsequent Event [Line Items]
Cash received	$ 3.8
DNI Loan Agreements | DNS Korea
Subsequent Event [Line Items]
Debt eliminated in sale	$ 34.0