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Authorized 30,000,000 shares; 20,825,805 and 20,631,152 shares issued at March 31, 2023 and December 31, 2022, respectively; and 19,369,696 and 19,198,458 shares outstanding at March 31, 2023 and December 31, 2022, respectively Common Stock, Value, Outstanding Entity Address, State or Province Entity Address, State or Province Fair Value, Inputs, Level 1 Fair Value, Inputs, Level 1 [Member] Schedule of reconciliation of basic and diluted weighted average common shares outstanding Schedule of Weighted Average Number of Shares [Table Text Block] Employee Stock Employee Stock [Member] Other comprehensive income (loss), net of tax: Other Comprehensive Income (Loss), Net of Tax [Abstract] Award Type [Axis] Award Type [Axis] Net cash used in operating activities Net Cash Provided by (Used in) Operating Activities Current operating lease liability Less current installments of obligation under current-operating lease liabilities Operating Lease, Liability, Current Leases Lessor, Sales-type Leases [Text Block] Marketable Securities Debt Securities, Available-for-Sale [Table Text Block] 2026 Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Three Proceeds from the sale of KVH Media Group Entertainment Limited, net of cash sold Proceeds from Divestiture of Businesses Total liabilities Liabilities Weighted-average remaining lease term - 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options Tax Withholding, Share-Based Payment Arrangement Incurred But Not Yet Paid Tax Withholding, Share-Based Payment Arrangement Incurred But Not Yet Paid Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Product Concentration Risk Product Concentration Risk [Member] Decrease in unrecognized tax benefits is reasonably possible Decrease in Unrecognized Tax Benefits is Reasonably Possible Q1 2017 Acquisition Q1 2017 Acquisition [Member] Q1 2017 Acquisition [Member] Accounting Policies [Table] Accounting Policies [Table] Accounting Policies [Table] Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Percentage of Company's common stock share price Share-Based Compensation Arrangement By Share-Based Payment Award, Non-Option Equity Instrument, Percentage Of Share Price Share-Based Compensation Arrangement By Share-Based Payment Award, 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Gross Unrealized Gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Entity Current Reporting Status Entity Current Reporting Status Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Other non-current assets Other Assets, Noncurrent Remainder of 2023 Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Remainder of Fiscal Year Net loss from discontinued operations, net of tax Net loss from discontinued operations, net of tax Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Stock options exercisable (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number Present value of lease payments Sales-type and Direct Financing Leases, Lease Receivable Depreciation and amortization Depreciation, Depletion and Amortization Sales: Disposal Group, Including Discontinued Operation, Revenue [Abstract] Disposal Group, Including Discontinued Operation, Revenue Difference between undiscounted cash flows and discounted cash flows  Sales-type and Direct Financing Leases, Lease Receivable, Undiscounted Excess Amount 2027 and thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Three Lessee, Operating Lease, Liability, Payments, Due after Year Three Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Employee Severance Employee Severance [Member] Monthly transaction fees Divestiture Of Business, Monthly Transaction Fees Divestiture Of Business, Monthly Transaction Fees Remainder of 2023 Lessor, Operating Lease, Payment to be Received, Remainder of Fiscal Year Proceeds from stock options exercised and employee stock purchase plan Proceeds From Stock Options Exercised and Employee Stock Purchase Plan Proceeds from stock options exercised and employee stock purchase plan. Issuance of common stock under employee stock purchase plan (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Stock options outstanding (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Property and equipment, net Property and equipment, less accumulated depreciation Property, Plant and Equipment, Net Schedule of expected amortization expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Stock Options Stock Options Share-Based Payment Arrangement, Option [Member] Sales, marketing and support Selling and Marketing Expense [Member] Less: treasury stock at cost, common stock, 1,456,109 and 1,432,694 shares as of March 31, 2023 and December 31, 2022, respectively. Treasury Stock, Value Contingent consideration, value, high Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High Title of Individual [Domain] Title of Individual [Domain] Expected volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Accounts receivable, allowance for doubtful accounts Accounts Receivable, Allowance for Credit Loss, Current Other (expense) income, net Other Nonoperating Income (Expense) Unrealized gain on available-for-sale securities OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax Common stock, shares authorized (in shares) Common Stock, Shares Authorized Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Maximum Maximum [Member] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Retention bonus, percent of highest base salary Retention Bonus, Percent Of Highest Base Salary Retention Bonus, Percent Of Highest Base Salary Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Contract liabilities and long-term contract liabilities Increase (Decrease) in Contract with Customer, Liability Total current assets Assets, Current Revenue recognized Contract with Customer, Liability, Revenue Recognized Entity Small Business Entity Small Business Intangible assets acquired in asset acquisition Contingent Consideration from Acquisition, Annual Payment Contingent Consideration from Acquisition, Annual Payment. Contingent consideration arising from an asset purchase agreement, resulting in an annual payment from the Company to the third party. Stock options issued ESPP (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period Sales: Revenues [Abstract] Net Carrying Value Total future amortization expense Finite-Lived Intangible Assets, Net Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Internally developed software Computer Software, Intangible Asset [Member] Unrecognized compensation expense Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount AOCI Attributable to Parent [Roll Forward] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Property and Equipment Property, Plant and Equipment Disclosure [Text Block] Loss from discontinued operations before tax expense Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Liability for uncertain tax positions Liability for Uncertainty in Income Taxes, Current Distribution rights Distribution Rights [Member] Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Accounts receivable Increase (Decrease) in Accounts Receivable Title of 12(b) Security Title of 12(b) Security Total undiscounted cash flows Sales-Type and Direct Financing Leases, Lease Receivable, Payments to be Received Total costs and expenses Costs and Expenses Shares issued (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Present value of net minimum operating lease payments Operating Lease, Liability Product Warranty (Textual) [Abstract] Product Warranty (Textual) [Abstract] Product warranty. Mobile Comm Product Sales Mobile Comm Product Sales [Member] Product Sales [Member] of the Mobile Connectivity segment Lessor, operating lease, term of contract Lessor, Operating Lease, Term of Contract Stock Equity and Incentive Plan Share-Based Payment Arrangement [Policy Text Block] Deferred income taxes Deferred Income Tax Expense (Benefit), Excluding Foreign Currency Translation Adjustment Deferred Income Tax Expense (Benefit), Excluding Foreign Currency Translation Adjustment 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Two Mobile Connectivity Mobile Connectivity [Member] Mobile Connectivity [Member] The mobile connectivity segment primarily manufactures and distributes a comprehensive family of mobile satellite antenna products and services that provide access to the Internet and voice services while on the move. 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