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Summary of Significant Accounting Policies (Details) $ in Thousands				1 Months Ended	3 Months Ended			6 Months Ended
	Oct. 11, 2022 USD ($)	Apr. 29, 2022 USD ($)	Mar. 07, 2022	Mar. 31, 2022	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($) hour	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)
Accounting Policies [Line Items]
Foreign currency exchange gains (losses)					$ (56)	$ 284		$ (110)	$ 559
Management transition expense							$ 539
Percentage of workforce reduction				10.00%
Restructuring charges									2,145
Proceeds from the sale of KVH Media Group Entertainment Limited, net of cash sold								$ 0	2,378
Gain on sale of properties						630
Executive retention bonus, percent of executive's base salary								75.00%
Accrued employee benefits					$ 236			$ 236
KVH Media Group
Accounting Policies [Line Items]
Proceeds from the sale of KVH Media Group Entertainment Limited, net of cash sold		$ 2,378
Cost of Sales | Product
Accounting Policies [Line Items]
Restructuring charges									17
Cost of Sales | Service
Accounting Policies [Line Items]
Restructuring charges									55
Research and development
Accounting Policies [Line Items]
Restructuring charges									392
Sales, marketing and support
Accounting Policies [Line Items]
Restructuring charges									894
General and administrative
Accounting Policies [Line Items]
Restructuring charges									787
Employee Severance
Accounting Policies [Line Items]
Restructuring charges						$ 426			1,818
Legal And Advisory Fees
Accounting Policies [Line Items]
Restructuring charges									$ 327
President And Chief Executive Officer
Accounting Policies [Line Items]
Years of service			40 years
Management transition hours | hour							50
Chief Operating Officer
Accounting Policies [Line Items]
Annual base salary	$ 448
Percent of base salary, second half of year	80.00%
Retention bonus, percent of base salary	75.00%
Retention bonus, percent of highest base salary	75.00%
Chief Operating Officer | Restricted Stock And Non-Statutory Stock Options
Accounting Policies [Line Items]
Aggregate grant date fair value	$ 100

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