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