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Goodwill and Other Long-Lived Assets - Narrative (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended | 120 Months Ended
--- | --- | --- | --- | --- | ---
Jan. 31, 2017 | Dec. 31, 2023 | Sep. 30, 2023 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2026
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Goodwill impairment charge |  |  |  | $ 5,333,000 | $ 0 |
Long-lived assets impairment charge |  |  |  | 657,000 | 0 |
Assets acquired |  |  |  | 1,296,000 |  |
Amortization expense |  |  |  | $ 234,000 |  |
Weighted average remaining useful life |  | 3 years |  | 3 years |  |
Goodwill expected tax deductible amount |  | $ 0 |  | $ 0 |  |
Mobile Broadband Reporting Unit |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Goodwill impairment charge |  | 4,400,000 |  |  |  |
KVH Media Group Reporting Unit |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Goodwill impairment charge |  | $ 900,000 |  |  |  |
General and administrative |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization expense |  |  |  | $ 234,000 | $ 499,000 |
Subscriber relationships |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Long-lived assets impairment charge |  |  | $ 300,000 |  |  |
Computer Software, Intangible Asset [Member] |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Long-lived assets impairment charge |  |  | $ 400,000 |  |  |
Kognitive Networks | Subscriber relationships |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Useful life |  | 3 years |  | 3 years |  |
Headland Media Limited | Subscriber relationships |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Useful life |  | 10 years |  | 10 years |  |
Q1 2017 Acquisition | Subscriber relationships |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Useful life | 10 years |  |  |  |  |
Assets acquired | $ 100,000 |  |  |  |  |
Forecast | Q1 2017 Acquisition | Maximum |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Assets consideration |  |  |  |  |  | $ 114,000

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