$GSAT
Globalstar, Inc. Stock $gsat

$gsat Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000136686822000022 Filed on February 25, 2022

Income Statement

Concept	2021 Q4	2021	2020 Q4
Revenue	$34.48M	$124.3M	$33.17M
YoY Change	3.93%	-3.26%	4.2%
Cost Of Revenue	$13.41M	$51.96M	$13.11M
YoY Change	2.25%	6.74%	-6.1%
Gross Profit	$21.07M	$72.33M	$20.06M
YoY Change	5.02%	-9.36%	12.24%
Gross Profit Margin	61.11%	58.19%	60.48%
Selling, General & Admin	$12.38M	$41.36M	$10.33M
YoY Change	19.87%	-0.91%	6.4%
% of Gross Profit	58.78%	57.18%	51.5%
Research & Development		$1.000M
YoY Change		-47.37%
% of Gross Profit		1.38%
Depreciation & Amortization	$24.21M	$84.23M	$24.38M
YoY Change	-0.71%	-0.74%	1.18%
% of Gross Profit	114.89%	116.44%	121.52%
Operating Expenses	$36.59M	$42.36M	$34.71M
YoY Change	5.42%	-2.93%	2.68%
Operating Profit	-$15.52M	-$65.50M	-$14.65M
YoY Change	5.96%	10.72%	-14.11%
Interest Expense	-$10.28M	-$43.54M	-$3.534M
YoY Change	190.8%	-10.1%	-81.9%
% of Operating Profit
Other Income/Expense, Net	-$39.00K	-$47.42M	-$2.643M
YoY Change	-98.52%	-4.8%	252.4%
Pretax Income	-$24.57M	-$112.9M	-$21.24M
YoY Change	15.69%	3.62%	-43.09%
Income Tax	-$616.0K	-$299.0K	$493.0K
% Of Pretax Income
Net Earnings	-$23.96M	-$112.6M	-$21.73M
YoY Change	10.23%	2.72%	-42.42%
Net Earnings / Revenue	-69.49%	-90.61%	-65.52%
Basic Earnings Per Share		-$0.06
Diluted Earnings Per Share	-$13.35K	-$0.06	-$13.00K
COMMON SHARES
Basic Shares Outstanding		1.765B shares
Diluted Shares Outstanding		1.765B shares

Balance Sheet

Concept	2021 Q4	2021	2020 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$14.30M	$14.30M	$13.33M
YoY Change	7.31%	7.31%	75.26%
Cash & Equivalents	$14.30M	$14.30M	$13.33M
Short-Term Investments
Other Short-Term Assets	$19.56M	$19.56M	$19.27M
YoY Change	1.47%	1.47%	9.8%
Inventory	$13.83M	$13.83M	$13.74M
Prepaid Expenses
Receivables	$21.18M	$21.18M	$22.15M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$68.87M	$68.87M	$68.49M
YoY Change	0.56%	0.56%	8.26%
LONG-TERM ASSETS
Property, Plant & Equipment	$672.2M	$704.2M	$715.9M
YoY Change	-6.11%	-3.58%	-10.5%
Goodwill
YoY Change
Intangibles	$30.99M		$27.52M
YoY Change	12.59%		9.17%
Long-Term Investments	$240.0K	$240.0K	$1.589M
YoY Change	-84.9%	-84.9%	-23.93%
Other Assets	$1.725M	$8.085M	$1.068M
YoY Change	61.52%	-86.01%	99.63%
Total Long-Term Assets	$745.2M	$745.2M	$819.6M
YoY Change	-9.07%	-9.07%	-9.17%
TOTAL ASSETS
Total Short-Term Assets	$68.87M	$68.87M	$68.49M
Total Long-Term Assets	$745.2M	$745.2M	$819.6M
Total Assets	$814.1M	$814.1M	$888.1M
YoY Change	-8.33%	-8.33%	-8.03%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$6.247M	$6.247M	$2.917M
YoY Change	114.16%	114.16%	-63.61%
Accrued Expenses	$28.95M	$23.59M	$25.92M
YoY Change	11.7%	21.87%	4.19%
Deferred Revenue	$25.93M		$25.98M
YoY Change	-0.19%		-13.15%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$0.00	$6.000K	$58.82M
YoY Change	-100.0%	-99.99%
Total Short-Term Liabilities	$61.57M	$61.57M	$114.2M
YoY Change	-46.1%	-46.1%	81.12%
LONG-TERM LIABILITIES
Long-Term Debt	$237.9M	$237.9M	$326.6M
YoY Change	-27.15%	-27.15%	-29.64%
Other Long-Term Liabilities	$7.887M	$148.9M	$7.221M
YoY Change	9.22%	534.53%	135.14%
Total Long-Term Liabilities	$387.1M	$386.8M	$350.8M
YoY Change	10.35%	10.5%	-29.16%
TOTAL LIABILITIES
Total Short-Term Liabilities	$61.57M	$61.57M	$114.2M
Total Long-Term Liabilities	$387.1M	$386.8M	$350.8M
Total Liabilities	$448.7M	$448.7M	$465.0M
YoY Change	-3.52%	-3.52%	-16.7%
SHAREHOLDERS EQUITY
Retained Earnings	-$1.783B		-$1.671B
YoY Change	6.74%		7.14%
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$365.4M	$365.4M	$423.1M
YoY Change
Total Liabilities & Shareholders Equity	$814.1M	$814.1M	$888.1M
YoY Change	-8.33%	-8.33%	-8.03%

Cashflow Statement

Concept	2021 Q4	2021	2020 Q4
OPERATING ACTIVITIES
Net Income	-$23.96M	-$112.6M	-$21.73M
YoY Change	10.23%	2.72%	-42.42%
Depreciation, Depletion And Amortization	$24.21M	$84.23M	$24.38M
YoY Change	-0.71%	-0.74%	1.18%
Cash From Operating Activities	$24.72M	$131.9M	-$1.472M
YoY Change	-1779.01%	493.66%	-50.87%
INVESTING ACTIVITIES
Capital Expenditures	-$15.15M	-$45.54M	-$5.241M
YoY Change	189.12%	213.26%	41.23%
Acquisitions
YoY Change
Other Investing Activities	$0.00	$350.0K
YoY Change
Cash From Investing Activities	-$15.15M	-$45.19M	-$5.241M
YoY Change	189.12%	210.86%	35.57%
FINANCING ACTIVITIES
Cash Dividend Paid		$0.00
YoY Change
Common Stock Issuance & Retirement, Net		$43.68M
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-57.56M	-$140.3M	292.0K
YoY Change	-19811.3%	-12151.72%	-101.36%
NET CHANGE
Cash From Operating Activities	24.72M	$131.9M	-1.472M
Cash From Investing Activities	-15.15M	-$45.19M	-5.241M
Cash From Financing Activities	-57.56M	-$140.3M	292.0K
Net Change In Cash	-48.00M	-$53.72M	-6.421M
YoY Change	647.47%	-703.92%	-77.35%
FREE CASH FLOW
Cash From Operating Activities	$24.72M	$131.9M	-$1.472M
Capital Expenditures	-$15.15M	-$45.54M	-$5.241M
Free Cash Flow	$39.87M	$177.4M	$3.769M
YoY Change	957.79%	382.75%	427.13%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Entity Small Business EntitySmallBusiness	false
CY2021	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2021	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2021	dei	Entity Central Index Key EntityCentralIndexKey	0001366868
CY2019	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	http://fasb.org/us-gaap/2021-01-31#AccountingStandardsUpdate201613Member
CY2020Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#AccruedLiabilitiesCurrent
CY2021Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#AccruedLiabilitiesCurrent
CY2020Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://www.globalstar.com/20211231#IntangibleAssetsAndOtherAssetsNoncurrent
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://www.globalstar.com/20211231#IntangibleAssetsAndOtherAssetsNoncurrent
CY2021Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#AccruedLiabilitiesCurrent
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CY2021Q4	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesNoncurrent
CY2020Q4	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#OtherLiabilitiesNoncurrent
CY2021	dei	Document Type DocumentType	10-K
CY2021	dei	Document Annual Report DocumentAnnualReport	true
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Entity File Number EntityFileNumber	001-33117
CY2021	dei	Entity Registrant Name EntityRegistrantName	GLOBALSTAR, INC.
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	41-2116508
CY2021	dei	Entity Address Address Line1 EntityAddressAddressLine1	1351 Holiday Square Blvd.
CY2021	dei	Entity Address City Or Town EntityAddressCityOrTown	Covington
CY2021	dei	Entity Address State Or Province EntityAddressStateOrProvince	LA
CY2021	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	70433
CY2021	dei	City Area Code CityAreaCode	985
CY2021	dei	Local Phone Number LocalPhoneNumber	335-1500
CY2021	dei	Security12b Title Security12bTitle	Common Stock, par value $0.0001 per share
CY2021	dei	Trading Symbol TradingSymbol	GSAT
CY2021	dei	Security Exchange Name SecurityExchangeName	NYSEAMER
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CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.07
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.07
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1765139000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1642359000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1450768000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1765139000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1642359000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1655191000	shares
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-112625000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-109639000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	15324000	USD
CY2021	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-410000	USD
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-2042000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-1097000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	4424000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-1537000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-707000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	4834000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	505000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	390000	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-107791000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-109134000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	15714000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	358945000	USD
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	4118000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	338000	USD
CY2019	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	1096000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	195000	USD
CY2019	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	155000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Warrant Issued AdjustmentsToAdditionalPaidInCapitalWarrantIssued	23562000	USD
CY2019	gsat	Stock Issued During Period Value Warrants Exercised StockIssuedDuringPeriodValueWarrantsExercised	3610000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	390000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	15324000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	407343000	USD
CY2020	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	4767000	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	232000	USD
CY2020	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	1048000	USD
CY2020	gsat	Stock Issued During Period Value Conversion Of Loan Agreement StockIssuedDuringPeriodValueConversionOfLoanAgreement	120461000	USD
CY2020	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities StockIssuedDuringPeriodValueConversionOfConvertibleSecurities	32000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	505000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-109639000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	423065000	USD
CY2021	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	5544000	USD
CY2021	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	188000	USD
CY2021	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	747000	USD
CY2021	gsat	Stock Issued During Period Value Warrants Exercised StockIssuedDuringPeriodValueWarrantsExercised	43678000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	4834000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-112625000	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	365431000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-112625000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-109639000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	15324000	USD
CY2021	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	96237000	USD
CY2020	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	96815000	USD
CY2019	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	95772000	USD
CY2021	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-1043000	USD
CY2020	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	2897000	USD
CY2019	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	145073000	USD
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	6541000	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	5670000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	5700000	USD
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	2562000	USD
CY2020	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	4243000	USD
CY2019	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	15896000	USD
CY2021	gsat	Asset Impairment Charges And Inventory Write Down AssetImpairmentChargesAndInventoryWriteDown	1246000	USD
CY2020	gsat	Asset Impairment Charges And Inventory Write Down AssetImpairmentChargesAndInventoryWriteDown	1078000	USD
CY2019	gsat	Asset Impairment Charges And Inventory Write Down AssetImpairmentChargesAndInventoryWriteDown	1540000	USD
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	936000	USD
CY2020	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1656000	USD
CY2019	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1747000	USD
CY2021	gsat	Non Cash Interest Expense Cash Flow NonCashInterestExpenseCashFlow	35897000	USD
CY2020	gsat	Non Cash Interest Expense Cash Flow NonCashInterestExpenseCashFlow	33847000	USD
CY2019	gsat	Non Cash Interest Expense Cash Flow NonCashInterestExpenseCashFlow	21453000	USD
CY2021	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	3098000	USD
CY2020	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2019	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2021	gsat	New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption Change In Estimated Impact Of Adoption NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionChangeInEstimatedImpactOfAdoption	0	USD
CY2020	gsat	New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption Change In Estimated Impact Of Adoption NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionChangeInEstimatedImpactOfAdoption	0	USD
CY2019	gsat	New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption Change In Estimated Impact Of Adoption NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionChangeInEstimatedImpactOfAdoption	3885000	USD
CY2021	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	0	USD
CY2020	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-2075000	USD
CY2019	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-455000	USD
CY2021	gsat	Revenue From Contract With Customer Noncash Revenue Recognized Terminated Contract RevenueFromContractWithCustomerNoncashRevenueRecognizedTerminatedContract	0	USD
CY2020	gsat	Revenue From Contract With Customer Noncash Revenue Recognized Terminated Contract RevenueFromContractWithCustomerNoncashRevenueRecognizedTerminatedContract	2916000	USD
CY2019	gsat	Revenue From Contract With Customer Noncash Revenue Recognized Terminated Contract RevenueFromContractWithCustomerNoncashRevenueRecognizedTerminatedContract	0	USD
CY2021	gsat	Noncash Reversal Of Tariff Accrual NoncashReversalOfTariffAccrual	1023000	USD
CY2020	gsat	Noncash Reversal Of Tariff Accrual NoncashReversalOfTariffAccrual	0	USD
CY2019	gsat	Noncash Reversal Of Tariff Accrual NoncashReversalOfTariffAccrual	0	USD
CY2021	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-6394000	USD
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-1362000	USD
CY2019	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	192000	USD
CY2021	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	1232000	USD
CY2020	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-338000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-143000	USD
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-1361000	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	8494000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	4299000	USD
CY2021	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	80000	USD
CY2020	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-2176000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	1664000	USD
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	5266000	USD
CY2020	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-981000	USD
CY2019	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	421000	USD
CY2021	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-82000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	890000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-864000	USD
CY2021	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-3647000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-197000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-173000	USD
CY2021	us-gaap	Increase Decrease In Due To Affiliates IncreaseDecreaseInDueToAffiliates	-136000	USD
CY2020	us-gaap	Increase Decrease In Due To Affiliates IncreaseDecreaseInDueToAffiliates	319000	USD
CY2019	us-gaap	Increase Decrease In Due To Affiliates IncreaseDecreaseInDueToAffiliates	-395000	USD
CY2021	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-609000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-60000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	359000	USD
CY2021	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	107298000	USD
CY2020	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-3252000	USD
CY2019	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-103000	USD
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	131881000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	22215000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3048000	USD
CY2021	us-gaap	Payments For Construction In Process PaymentsForConstructionInProcess	37432000	USD
CY2020	us-gaap	Payments For Construction In Process PaymentsForConstructionInProcess	7317000	USD
CY2019	us-gaap	Payments For Construction In Process PaymentsForConstructionInProcess	3342000	USD
CY2021	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	6307000	USD
CY2020	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	5157000	USD
CY2019	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	4594000	USD
CY2021	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	350000	USD
CY2020	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
CY2019	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
CY2021	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	1797000	USD
CY2020	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	2062000	USD
CY2019	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	3555000	USD
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-45186000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-14536000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-11491000	USD
CY2021	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	186990000	USD
CY2020	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	3373000	USD
CY2019	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	199029000	USD
CY2021	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	286000	USD
CY2020	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	1074000	USD
CY2019	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	6166000	USD
CY2021	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	747000	USD
CY2020	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	638000	USD
CY2019	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	672000	USD
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	43678000	USD
CY2020	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2019	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3610000	USD
CY2021	gsat	Proceeds From Debt Premium Refund ProceedsFromDebtPremiumRefund	2569000	USD
CY2020	gsat	Proceeds From Debt Premium Refund ProceedsFromDebtPremiumRefund	0	USD
CY2019	gsat	Proceeds From Debt Premium Refund ProceedsFromDebtPremiumRefund	0	USD
CY2021	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	0	USD
CY2020	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	4973000	USD
CY2019	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	0	USD
CY2021	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	0	USD
CY2020	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	0	USD
CY2019	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	62000000	USD
CY2021	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	0	USD
CY2020	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	0	USD
CY2019	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	62000000	USD
CY2021	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	0	USD
CY2020	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	0	USD
CY2019	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	192990000	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-140282000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1164000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-7923000	USD
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-132000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	52000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	4000	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-53719000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	8895000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-16362000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68023000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	59128000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	75490000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	14304000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68023000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	59128000	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	14304000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13330000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	7606000	USD
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	0	USD
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	54693000	USD
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	51522000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	14304000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	68023000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	59128000	USD
CY2021	us-gaap	Interest Paid Net InterestPaidNet	5534000	USD
CY2020	us-gaap	Interest Paid Net InterestPaidNet	10918000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	27353000	USD
CY2021	us-gaap	Income Taxes Paid IncomeTaxesPaid	188000	USD
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	68000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	45000	USD
CY2021	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	2973000	USD
CY2020	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	1638000	USD
CY2019	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	434000	USD
CY2021	us-gaap	Debt Issuance Costs Incurred During Noncash Or Partial Noncash Transaction DebtIssuanceCostsIncurredDuringNoncashOrPartialNoncashTransaction	612000	USD
CY2020	us-gaap	Debt Issuance Costs Incurred During Noncash Or Partial Noncash Transaction DebtIssuanceCostsIncurredDuringNoncashOrPartialNoncashTransaction	447000	USD
CY2019	us-gaap	Debt Issuance Costs Incurred During Noncash Or Partial Noncash Transaction DebtIssuanceCostsIncurredDuringNoncashOrPartialNoncashTransaction	501000	USD
CY2021	gsat	Forgiveness Of Principal And Interest Of Ppp Loan ForgivenessOfPrincipalAndInterestOfPPPLoan	5030000	USD
CY2020	gsat	Forgiveness Of Principal And Interest Of Ppp Loan ForgivenessOfPrincipalAndInterestOfPPPLoan	0	USD
CY2019	gsat	Forgiveness Of Principal And Interest Of Ppp Loan ForgivenessOfPrincipalAndInterestOfPPPLoan	0	USD
CY2021	us-gaap	Debt Conversion Original Debt Amount1 DebtConversionOriginalDebtAmount1	0	USD
CY2020	us-gaap	Debt Conversion Original Debt Amount1 DebtConversionOriginalDebtAmount1	137366000	USD
CY2019	us-gaap	Debt Conversion Original Debt Amount1 DebtConversionOriginalDebtAmount1	0	USD
CY2021	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	0	USD
CY2020	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	17963000	USD
CY2019	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	0	USD
CY2021	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments	0	USD
CY2020	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments	84059000	USD
CY2019	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments	0	USD
CY2021	gsat	Reduction Of Derivative Liability Arising From Settlement Of Debt ReductionOfDerivativeLiabilityArisingFromSettlementOfDebt	0	USD
CY2020	gsat	Reduction Of Derivative Liability Arising From Settlement Of Debt ReductionOfDerivativeLiabilityArisingFromSettlementOfDebt	1058000	USD
CY2019	gsat	Reduction Of Derivative Liability Arising From Settlement Of Debt ReductionOfDerivativeLiabilityArisingFromSettlementOfDebt	0	USD
CY2021	us-gaap	Stock And Warrants Issued During Period Value Preferred Stock And Warrants StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants	0	USD
CY2020	us-gaap	Stock And Warrants Issued During Period Value Preferred Stock And Warrants StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants	0	USD
CY2019	us-gaap	Stock And Warrants Issued During Period Value Preferred Stock And Warrants StockAndWarrantsIssuedDuringPeriodValuePreferredStockAndWarrants	23562000	USD
CY2021	us-gaap	Use Of Estimates UseOfEstimates	<div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Use of Estimates in Preparation of Financial Statements</span></div><div style="text-align:justify;text-indent:27pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span></div><div style="text-align:justify;text-indent:15.75pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of Consolidated Financial Statements in conformity with accounting principles generally accepted in the United States of America ("U.S. GAAP") requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from estimates. Certain reclassifications have been made to prior year Consolidated Financial Statements to conform to current year presentation. The Company evaluates estimates on an ongoing basis.</span></div>
CY2021	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Concentration of Credit Risk</span></div><div style="text-align:justify;text-indent:27pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span></div><div style="text-align:justify;text-indent:13.5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Financial instruments that potentially subject the Company to significant concentrations of credit risk consist principally of cash and cash equivalents and restricted cash. Cash and cash equivalents and restricted cash consist primarily of highly liquid short-term investments deposited with financial institutions that are of high credit quality.</span></div>
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	4352000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2952000	USD
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	3382000	USD
CY2021	gsat	Allowance For Doubtful Accounts Receivable Provision Net Of Recoveries AllowanceForDoubtfulAccountsReceivableProvisionNetOfRecoveries	409000	USD
CY2020	gsat	Allowance For Doubtful Accounts Receivable Provision Net Of Recoveries AllowanceForDoubtfulAccountsReceivableProvisionNetOfRecoveries	1656000	USD
CY2019	gsat	Allowance For Doubtful Accounts Receivable Provision Net Of Recoveries AllowanceForDoubtfulAccountsReceivableProvisionNetOfRecoveries	1747000	USD
CY2021	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	1799000	USD
CY2020	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	1940000	USD
CY2019	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	2177000	USD
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2962000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	4352000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2952000	USD
CY2021	us-gaap	Inventory Write Down InventoryWriteDown	1000000	USD
CY2020	us-gaap	Inventory Write Down InventoryWriteDown	700000	USD
CY2021Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	27300000	USD
CY2020Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	38500000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	4400000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-1500000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-700000	USD
CY2021	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-6300000	USD
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-700000	USD
CY2019	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	100000	USD
CY2021Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	2500000	USD
CY2020Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	1600000	USD
CY2021	gsat	Number Of New Asset Retirement Obligation NumberOfNewAssetRetirementObligation	6	retirement_obligation
CY2021	us-gaap	Asset Retirement Obligation Period Increase Decrease AssetRetirementObligationPeriodIncreaseDecrease	800000	USD
CY2021	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1000000	USD
CY2020	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1900000	USD
CY2019	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	3200000	USD
CY2021Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	1700000	USD
CY2020Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	2400000	USD
CY2021Q4	us-gaap	Capitalized Contract Cost Amortization Period CapitalizedContractCostAmortizationPeriod	P3Y
CY2021	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	2100000	USD
CY2020	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	2100000	USD
CY2019	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	1400000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	2100000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	0	USD
CY2021	us-gaap	Advertising Expense AdvertisingExpense	2300000	USD
CY2020	us-gaap	Advertising Expense AdvertisingExpense	2500000	USD
CY2019	us-gaap	Advertising Expense AdvertisingExpense	3400000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	124297000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	128487000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	131718000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	124297000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	128487000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	131718000	USD
CY2021	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	24100000	USD
CY2020	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	31200000	USD
CY2021Q2	gsat	Contract With Customer Liability Increase From Advance Payment ContractWithCustomerLiabilityIncreaseFromAdvancePayment	37500000	USD
CY2021Q4	gsat	Contract With Customer Liability Advance Payment Current ContractWithCustomerLiabilityAdvancePaymentCurrent	1000000	USD
CY2021Q4	gsat	Contract With Customer Liability Advance Payment Noncurrent ContractWithCustomerLiabilityAdvancePaymentNoncurrent	112400000	USD
CY2021Q4	gsat	Contract With Customer Imputed Interest ContractWithCustomerImputedInterest	1900000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	2100000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	32041000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	14400000	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	2501000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1330000	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	29237000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	13726000	USD
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	31738000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	15056000	USD
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	8000	USD
CY2020Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	19000	USD
CY2021Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	6000	USD
CY2020Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	11000	USD
CY2021Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	3000	USD
CY2020Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	9000	USD
CY2021Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	9000	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	20000	USD
CY2021	gsat	Operating Lease Right Of Use Asset Amortization OperatingLeaseRightOfUseAssetAmortization	2601000	USD
CY2020	gsat	Operating Lease Right Of Use Asset Amortization OperatingLeaseRightOfUseAssetAmortization	1880000	USD
CY2019	gsat	Operating Lease Right Of Use Asset Amortization OperatingLeaseRightOfUseAssetAmortization	1719000	USD
CY2021	gsat	Operating Lease Interest Expense OperatingLeaseInterestExpense	1948000	USD
CY2020	gsat	Operating Lease Interest Expense OperatingLeaseInterestExpense	1320000	USD
CY2019	gsat	Operating Lease Interest Expense OperatingLeaseInterestExpense	1098000	USD
CY2021	gsat	Operating Lease Capitalized Lease Costs OperatingLeaseCapitalizedLeaseCosts	615000	USD
CY2020	gsat	Operating Lease Capitalized Lease Costs OperatingLeaseCapitalizedLeaseCosts	0	USD
CY2019	gsat	Operating Lease Capitalized Lease Costs OperatingLeaseCapitalizedLeaseCosts	0	USD
CY2021	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	11000	USD
CY2020	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	76000	USD
CY2019	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	105000	USD
CY2021	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	1000	USD
CY2020	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	4000	USD
CY2019	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	11000	USD
CY2021	us-gaap	Short Term Lease Cost ShortTermLeaseCost	213000	USD
CY2020	us-gaap	Short Term Lease Cost ShortTermLeaseCost	100000	USD
CY2019	us-gaap	Short Term Lease Cost ShortTermLeaseCost	180000	USD
CY2021	us-gaap	Lease Cost LeaseCost	4159000	USD
CY2020	us-gaap	Lease Cost LeaseCost	3380000	USD
CY2019	us-gaap	Lease Cost LeaseCost	3113000	USD
CY2021Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P1Y7M6D
CY2020Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P1Y9M18D
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P10Y7M6D
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y3M18D
CY2021Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.070
CY2020Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.072
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.084
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.084
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	5445000	USD
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	3055000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	2647000	USD
CY2021	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	1000	USD
CY2020	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	4000	USD
CY2019	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	11000	USD
CY2021	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	10000	USD
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	68000	USD
CY2019	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	103000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	5705000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	6000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	5235000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	4000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	5109000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	0	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	5137000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	0	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	5184000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	0	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	25603000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	51973000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	10000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	20235000	USD
CY2021Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	1000	USD
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	31738000	USD
CY2021Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	9000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1597384000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1561497000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Owned Accumulated Depreciation PropertyPlantAndEquipmentOwnedAccumulatedDepreciation	925228000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Owned Accumulated Depreciation PropertyPlantAndEquipmentOwnedAccumulatedDepreciation	845588000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	672156000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	715909000	USD
CY2021	gsat	Gross Interest Costs Capitalized GrossInterestCostsCapitalized	47580000	USD
CY2020	gsat	Gross Interest Costs Capitalized GrossInterestCostsCapitalized	50721000	USD
CY2019	gsat	Gross Interest Costs Capitalized GrossInterestCostsCapitalized	64058000	USD
CY2021	gsat	Capitalized Interest Expensed During Period CapitalizedInterestExpensedDuringPeriod	43325000	USD
CY2020	gsat	Capitalized Interest Expensed During Period CapitalizedInterestExpensedDuringPeriod	48064000	USD
CY2019	gsat	Capitalized Interest Expensed During Period CapitalizedInterestExpensedDuringPeriod	62255000	USD
CY2021	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	4255000	USD
CY2020	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	2657000	USD
CY2019	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	1803000	USD
CY2021	us-gaap	Depreciation Depreciation	84225000	USD
CY2020	us-gaap	Depreciation Depreciation	84853000	USD
CY2019	us-gaap	Depreciation Depreciation	83575000	USD
CY2021	us-gaap	Adjustment For Amortization AdjustmentForAmortization	12012000	USD
CY2020	us-gaap	Adjustment For Amortization AdjustmentForAmortization	11962000	USD
CY2019	us-gaap	Adjustment For Amortization AdjustmentForAmortization	12197000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	672156000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	715909000	USD
CY2021Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	24906000	USD
CY2021Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	24906000	USD
CY2020Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	21496000	USD
CY2020Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	21496000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	14969000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	8889000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	6080000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	13722000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	7698000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	6024000	USD
CY2021Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	39875000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	8889000	USD
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	30986000	USD
CY2020Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	35218000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	7698000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	27520000	USD
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1200000	USD
CY2021	us-gaap	Indefinitelived Intangible Assets Acquired IndefinitelivedIntangibleAssetsAcquired	1300000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1265000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	979000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	729000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	553000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	505000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	2049000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	6080000	USD
CY2021Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	1725000	USD
CY2020Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	2404000	USD
CY2021Q4	gsat	Licensingand Royalty Agreement Payments Receivable LicensingandRoyaltyAgreementPaymentsReceivable	4380000	USD
CY2020Q4	gsat	Licensingand Royalty Agreement Payments Receivable LicensingandRoyaltyAgreementPaymentsReceivable	4679000	USD
CY2021Q4	us-gaap	Income Tax Receivable IncomeTaxReceivable	577000	USD
CY2020Q4	us-gaap	Income Tax Receivable IncomeTaxReceivable	619000	USD
CY2021Q4	us-gaap	Equity Method Investments EquityMethodInvestments	240000	USD
CY2020Q4	us-gaap	Equity Method Investments EquityMethodInvestments	1589000	USD
CY2021Q4	us-gaap	Embedded Derivative Fair Value Of Embedded Derivative Asset EmbeddedDerivativeFairValueOfEmbeddedDerivativeAsset	484000	USD
CY2020Q4	us-gaap	Embedded Derivative Fair Value Of Embedded Derivative Asset EmbeddedDerivativeFairValueOfEmbeddedDerivativeAsset	286000	USD
CY2021Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	919000	USD
CY2020Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	64000	USD
CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1725000	USD
CY2020Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1068000	USD
CY2021Q4	us-gaap	Other Assets OtherAssets	10050000	USD
CY2020Q4	us-gaap	Other Assets OtherAssets	10709000	USD
CY2021Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	265219000	USD
CY2021Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	27287000	USD
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	237932000	USD
CY2020Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	423934000	USD
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	38524000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	385410000	USD
CY2021Q4	gsat	Debt Instrument Face Amount Current DebtInstrumentFaceAmountCurrent	0	USD
CY2021Q4	us-gaap	Debt Instrument Unamortized Discount Current DebtInstrumentUnamortizedDiscountCurrent	0	USD
CY2021Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	0	USD
CY2020Q4	gsat	Debt Instrument Face Amount Current DebtInstrumentFaceAmountCurrent	58824000	USD
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount Current DebtInstrumentUnamortizedDiscountCurrent	0	USD
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	58824000	USD
CY2021Q4	gsat	Debt Instruments Face Amount Noncurrent DebtInstrumentsFaceAmountNoncurrent	265219000	USD
CY2021Q4	us-gaap	Debt Instrument Unamortized Discount Noncurrent DebtInstrumentUnamortizedDiscountNoncurrent	27287000	USD
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	237932000	USD
CY2020Q4	gsat	Debt Instruments Face Amount Noncurrent DebtInstrumentsFaceAmountNoncurrent	365110000	USD
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount Noncurrent DebtInstrumentUnamortizedDiscountNoncurrent	38524000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	326586000	USD
CY2019Q4	us-gaap	Class Of Warrant Or Right Exercise Price Of Warrants Or Rights1 ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1	0.38
CY2021Q1	gsat	Stock Issued During Period Shares Warrants Exercised StockIssuedDuringPeriodSharesWarrantsExercised	115000000	shares
	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	47300000	USD
	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	47300000	USD
CY2019Q4	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	3600000	USD
CY2021Q1	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	43700000	USD
CY2021Q3	gsat	Contract With Customer Liability Increase From Advance Payment ContractWithCustomerLiabilityIncreaseFromAdvancePayment	37500000	USD
CY2021Q2	gsat	Contract With Customer Liability Increase From Advance Payment ContractWithCustomerLiabilityIncreaseFromAdvancePayment	37500000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	0	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	1407000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	0	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	263812000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	0	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	0	USD
CY2021Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	265219000	USD
CY2021Q4	us-gaap	Derivative Assets DerivativeAssets	484000	USD
CY2020Q4	us-gaap	Derivative Assets DerivativeAssets	286000	USD
CY2021Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	1364000	USD
CY2020Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	123000	USD
CY2021	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-1043000	USD
CY2020	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	2897000	USD
CY2019	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	145073000	USD
CY2021	us-gaap	Derivatives Embedded Derivatives DerivativesEmbeddedDerivatives	The fair value of each embedded derivative is marked-to-market at the end of each reporting period, or more frequently as deemed necessary, with any changes in value reported in its consolidated statements of operations and its consolidated statements of cash flows as an operating activity.
CY2021Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	484000	USD
CY2021Q4	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	1364000	USD
CY2020Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	286000	USD
CY2020Q4	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	123000	USD
CY2021	gsat	Share Price Increase Decrease Percentage SharePriceIncreaseDecreasePercentage	2
CY2020Q4	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	163000	USD
CY2019Q4	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-3792000	USD
CY2021	gsat	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Increase Decrease Related To Conversions FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIncreaseDecreaseRelatedToConversions	0	USD
CY2020	gsat	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Increase Decrease Related To Conversions FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationIncreaseDecreaseRelatedToConversions	1058000	USD
CY2021	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Period Increase Decrease FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPeriodIncreaseDecrease	-1043000	USD
CY2020	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis Unobservable Inputs Reconciliation Period Increase Decrease FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPeriodIncreaseDecrease	2897000	USD
CY2021Q4	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	-880000	USD
CY2020Q4	us-gaap	Fair Value Net Derivative Asset Liability Measured On Recurring Basis With Unobservable Inputs FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs	163000	USD
CY2021Q4	us-gaap	Purchase Obligation PurchaseObligation	17300000	USD
CY2021Q4	gsat	Credit Card Processor Reserve CreditCardProcessorReserve	5000000	USD
CY2021Q4	gsat	Credit Card Processor Reserve CreditCardProcessorReserve	5000000	USD
CY2021Q4	gsat	Accrued Compensation And Benefits Excluding Taxes Current AccruedCompensationAndBenefitsExcludingTaxesCurrent	4687000	USD
CY2020Q4	gsat	Accrued Compensation And Benefits Excluding Taxes Current AccruedCompensationAndBenefitsExcludingTaxesCurrent	4270000	USD
CY2021Q4	gsat	Accrued Satellite And Ground Costs Current AccruedSatelliteAndGroundCostsCurrent	6195000	USD
CY2020Q4	gsat	Accrued Satellite And Ground Costs Current AccruedSatelliteAndGroundCostsCurrent	69000	USD
CY2021Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	4053000	USD
CY2020Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	4702000	USD
CY2021Q4	gsat	Contract With Customer Liability Accrued Liabilities And Customer Deposits Current ContractWithCustomerLiabilityAccruedLiabilitiesAndCustomerDepositsCurrent	5354000	USD
CY2020Q4	gsat	Contract With Customer Liability Accrued Liabilities And Customer Deposits Current ContractWithCustomerLiabilityAccruedLiabilitiesAndCustomerDepositsCurrent	6551000	USD
CY2021Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	2094000	USD
CY2020Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	2705000	USD
CY2021Q4	us-gaap	Accrued Sales Commission Current AccruedSalesCommissionCurrent	601000	USD
CY2020Q4	us-gaap	Accrued Sales Commission Current AccruedSalesCommissionCurrent	1722000	USD
CY2021Q4	gsat	Accrued Telecommunications Expense Current AccruedTelecommunicationsExpenseCurrent	705000	USD
CY2020Q4	gsat	Accrued Telecommunications Expense Current AccruedTelecommunicationsExpenseCurrent	1284000	USD
CY2021Q4	gsat	Accrued Inventory In Transit And Tariffs Current AccruedInventoryInTransitAndTariffsCurrent	1474000	USD
CY2020Q4	gsat	Accrued Inventory In Transit And Tariffs Current AccruedInventoryInTransitAndTariffsCurrent	2294000	USD
CY2021Q4	gsat	Operating And Finance Lease Liability Current OperatingAndFinanceLeaseLiabilityCurrent	2501000	USD
CY2020Q4	gsat	Operating And Finance Lease Liability Current OperatingAndFinanceLeaseLiabilityCurrent	1330000	USD
CY2021Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	1283000	USD
CY2020Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	989000	USD
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	28947000	USD
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	25916000	USD
CY2020Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	212000	USD
CY2019Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	186000	USD
CY2018Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	153000	USD
CY2021	us-gaap	Standard Product Warranty Accrual Warranties Issued StandardProductWarrantyAccrualWarrantiesIssued	361000	USD
CY2020	us-gaap	Standard Product Warranty Accrual Warranties Issued StandardProductWarrantyAccrualWarrantiesIssued	543000	USD
CY2019	us-gaap	Standard Product Warranty Accrual Warranties Issued StandardProductWarrantyAccrualWarrantiesIssued	525000	USD
CY2021	us-gaap	Standard Product Warranty Accrual Payments StandardProductWarrantyAccrualPayments	411000	USD
CY2020	us-gaap	Standard Product Warranty Accrual Payments StandardProductWarrantyAccrualPayments	517000	USD
CY2019	us-gaap	Standard Product Warranty Accrual Payments StandardProductWarrantyAccrualPayments	492000	USD
CY2021Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	162000	USD
CY2020Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	212000	USD
CY2019Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	186000	USD
CY2021Q4	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	3289000	USD
CY2020Q4	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	3650000	USD
CY2021Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	2461000	USD
CY2020Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	1629000	USD
CY2021Q4	us-gaap	Embedded Derivative Fair Value Of Embedded Derivative Liability EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability	1364000	USD
CY2020Q4	us-gaap	Embedded Derivative Fair Value Of Embedded Derivative Liability EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability	123000	USD
CY2021Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	296000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	755000	USD
CY2021Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	474000	USD
CY2020Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	633000	USD
CY2021Q4	gsat	Cares Act Deferred Payroll Taxes CARESActDeferredPayrollTaxes	0	USD
CY2020Q4	gsat	Cares Act Deferred Payroll Taxes CARESActDeferredPayrollTaxes	423000	USD
CY2021Q4	us-gaap	Other Sundry Liabilities Noncurrent OtherSundryLiabilitiesNoncurrent	3000	USD
CY2020Q4	us-gaap	Other Sundry Liabilities Noncurrent OtherSundryLiabilitiesNoncurrent	8000	USD
CY2021Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	7887000	USD
CY2020Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	7221000	USD
CY2021Q4	us-gaap	Due To Related Parties Current DueToRelatedPartiesCurrent	400000	USD
CY2020Q4	us-gaap	Due To Related Parties Current DueToRelatedPartiesCurrent	600000	USD
CY2019Q1	gsat	Operating Lease Rent Expense Rate Of Increase OperatingLeaseRentExpenseRateOfIncrease	0.025
CY2019Q1	us-gaap	Lessee Operating Lease Term Of Contract LesseeOperatingLeaseTermOfContract	P10Y
CY2019	gsat	Stock Issued During Period Shares Warrants Exercised StockIssuedDuringPeriodSharesWarrantsExercised	9500000	shares
CY2021Q1	us-gaap	Warrants And Rights Outstanding WarrantsAndRightsOutstanding	50000000	USD
CY2021Q4	us-gaap	Warrants And Rights Outstanding WarrantsAndRightsOutstanding	0	USD
CY2020Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	9179000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	16509000	USD
CY2021	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	174000	USD
CY2020	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	176000	USD
CY2021	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	225000	USD
CY2020	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	521000	USD
CY2021	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	45000	USD
CY2020	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	-671000	USD
CY2021	us-gaap	Defined Benefit Plan Settlements Benefit Obligation DefinedBenefitPlanSettlementsBenefitObligation	0	USD
CY2020	us-gaap	Defined Benefit Plan Settlements Benefit Obligation DefinedBenefitPlanSettlementsBenefitObligation	-7669000	USD
CY2021	us-gaap	Defined Benefit Plan Benefit Obligation Benefits Paid DefinedBenefitPlanBenefitObligationBenefitsPaid	482000	USD
CY2020	us-gaap	Defined Benefit Plan Benefit Obligation Benefits Paid DefinedBenefitPlanBenefitObligationBenefitsPaid	1029000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	9051000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	9179000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	5529000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	12381000	USD
CY2021	us-gaap	Defined Benefit Plan Actual Return On Plan Assets DefinedBenefitPlanActualReturnOnPlanAssets	485000	USD
CY2020	us-gaap	Defined Benefit Plan Actual Return On Plan Assets DefinedBenefitPlanActualReturnOnPlanAssets	1131000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Finalization Of Pension And Non Pension Postretirement Plan Valuation Net Of Tax OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax	-500000	USD
CY2021	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	230000	USD
CY2020	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	715000	USD
CY2021	us-gaap	Defined Benefit Plan Settlements Plan Assets DefinedBenefitPlanSettlementsPlanAssets	0	USD
CY2020	us-gaap	Defined Benefit Plan Settlements Plan Assets DefinedBenefitPlanSettlementsPlanAssets	7669000	USD
CY2021	us-gaap	Defined Benefit Plan Plan Assets Benefits Paid DefinedBenefitPlanPlanAssetsBenefitsPaid	482000	USD
CY2020	us-gaap	Defined Benefit Plan Plan Assets Benefits Paid DefinedBenefitPlanPlanAssetsBenefitsPaid	1029000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	5762000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	5529000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-3289000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-3650000	USD
CY2020	us-gaap	Defined Benefit Plan Settlements Plan Assets DefinedBenefitPlanSettlementsPlanAssets	7700000	USD
CY2021	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	174000	USD
CY2020	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	176000	USD
CY2019	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	195000	USD
CY2021	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	225000	USD
CY2020	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	521000	USD
CY2019	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	706000	USD
CY2021	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	309000	USD
CY2020	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	793000	USD
CY2019	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	794000	USD
CY2021	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-189000	USD
CY2020	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-300000	USD
CY2019	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-404000	USD
CY2021	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	0	USD
CY2020	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-2075000	USD
CY2019	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-455000	USD
CY2021	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	279000	USD
CY2020	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	2279000	USD
CY2019	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	966000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Finalization Of Pension And Non Pension Postretirement Plan Valuation Net Of Tax OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax	-2100000	USD
CY2021Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	3289000	USD
CY2020Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	3650000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	2073000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	2483000	USD
CY2021Q4	gsat	Defined Benefit Plan Amounts Recognizedin Retained Deficit DefinedBenefitPlanAmountsRecognizedinRetainedDeficit	1216000	USD
CY2020Q4	gsat	Defined Benefit Plan Amounts Recognizedin Retained Deficit DefinedBenefitPlanAmountsRecognizedinRetainedDeficit	1167000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0284
CY2020Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0250
CY2019Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0328
CY2021	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0250
CY2020	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0328
CY2019	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0425
CY2021	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0575
CY2020	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0650
CY2019	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.0650
CY2021Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1
CY2020Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1
CY2021Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	5762000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	5529000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Accumulated Benefit Obligation DefinedBenefitPlanAccumulatedBenefitObligation	9100000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Accumulated Benefit Obligation DefinedBenefitPlanAccumulatedBenefitObligation	9200000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths	522000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Two DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo	516000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Three DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree	526000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Four DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour	542000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Five DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive	558000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter	2657000	USD
CY2021	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	200000	USD
CY2020	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	700000	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Employer Contributions Next Fiscal Year DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear	300000	USD
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	600000	USD
CY2020	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	600000	USD
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	600000	USD
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	15869000	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	0	USD
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	153000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	54000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	56000	USD
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	7000	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	248000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	94000	USD
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	160000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	302000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	150000	USD
CY2021	gsat	Deferred Federal And State Income Tax Expense Benefit DeferredFederalAndStateIncomeTaxExpenseBenefit	-459000	USD
CY2020	gsat	Deferred Federal And State Income Tax Expense Benefit DeferredFederalAndStateIncomeTaxExpenseBenefit	360000	USD
CY2019	gsat	Deferred Federal And State Income Tax Expense Benefit DeferredFederalAndStateIncomeTaxExpenseBenefit	395000	USD
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	0	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	0	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	0	USD
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-459000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	360000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	395000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-299000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	662000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	545000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-79452000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-82740000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	47545000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-33472000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-26237000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-31676000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-112924000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-108977000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	498882000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	507105000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	114722000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	133086000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals	10195000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals	6349000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	394355000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	380368000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	394651000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	381123000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	296000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	755000	USD
CY2021	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-13500000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	300000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	800000	USD
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-23714000	USD
CY2020	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-22885000	USD
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	3333000	USD
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-867000	USD
CY2020	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-1386000	USD
CY2019	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1055000	USD
CY2021	gsat	Effective Income Tax Rate Reconciliation Changein Deferred Tax Assets Valuation Allowance Excluding Foreign Exchange Rate Impact Amount EffectiveIncomeTaxRateReconciliationChangeinDeferredTaxAssetsValuationAllowanceExcludingForeignExchangeRateImpactAmount	15991000	USD
CY2020	gsat	Effective Income Tax Rate Reconciliation Changein Deferred Tax Assets Valuation Allowance Excluding Foreign Exchange Rate Impact Amount EffectiveIncomeTaxRateReconciliationChangeinDeferredTaxAssetsValuationAllowanceExcludingForeignExchangeRateImpactAmount	61540000	USD
CY2019	gsat	Effective Income Tax Rate Reconciliation Changein Deferred Tax Assets Valuation Allowance Excluding Foreign Exchange Rate Impact Amount EffectiveIncomeTaxRateReconciliationChangeinDeferredTaxAssetsValuationAllowanceExcludingForeignExchangeRateImpactAmount	-89998000	USD
CY2021	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	176000	USD
CY2020	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-53000	USD
CY2019	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-84000	USD
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	4993000	USD
CY2020	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	5809000	USD
CY2019	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	7942000	USD
CY2021	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	-569000	USD
CY2020	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	1914000	USD
CY2019	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	2475000	USD
CY2021	gsat	Effective Income Tax Rate Reconciliation Adjustment To Deferred Tax Assets Valuation Allowance Amount EffectiveIncomeTaxRateReconciliationAdjustmentToDeferredTaxAssetsValuationAllowanceAmount	1969000	USD
CY2020	gsat	Effective Income Tax Rate Reconciliation Adjustment To Deferred Tax Assets Valuation Allowance Amount EffectiveIncomeTaxRateReconciliationAdjustmentToDeferredTaxAssetsValuationAllowanceAmount	-48485000	USD
CY2019	gsat	Effective Income Tax Rate Reconciliation Adjustment To Deferred Tax Assets Valuation Allowance Amount EffectiveIncomeTaxRateReconciliationAdjustmentToDeferredTaxAssetsValuationAllowanceAmount	62085000	USD
CY2021	gsat	Effective Income Tax Rate Reconciliation State And Local Income Taxes Change In Deferred Rate Amount EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxesChangeInDeferredRateAmount	775000	USD
CY2020	gsat	Effective Income Tax Rate Reconciliation State And Local Income Taxes Change In Deferred Rate Amount EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxesChangeInDeferredRateAmount	4200000	USD
CY2019	gsat	Effective Income Tax Rate Reconciliation State And Local Income Taxes Change In Deferred Rate Amount EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxesChangeInDeferredRateAmount	13639000	USD
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	947000	USD
CY2020	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	8000	USD
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	98000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-299000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	662000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	545000	USD
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
CY2021Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	2500000	USD
CY2021Q4	us-gaap	Value Added Tax Receivable Current ValueAddedTaxReceivableCurrent	5600000	USD
CY2020Q4	us-gaap	Value Added Tax Receivable Current ValueAddedTaxReceivableCurrent	2300000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-112625000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-109639000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	15324000	USD
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-112625000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-109639000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-110683000	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1765139000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1642359000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1450768000	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	4743000	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	0	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	0	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	1831000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1765139000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1642359000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1655191000	shares
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.06
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.07
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.01
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.06
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.07
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.07
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	10100000	shares
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	4200000	shares
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	4200000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	21400000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	26700000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P3Y
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	700000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	100000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	0	USD
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	200000	USD
CY2021Q4	us-gaap	Accrued Bonuses Current And Noncurrent AccruedBonusesCurrentAndNoncurrent	1600000	USD
CY2021	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	600000	USD
CY2020	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	600000	USD
CY2021	us-gaap	Stock Issued During Period Shares Employee Stock Purchase Plans StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	12000000	shares
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	2073000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	2483000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	3963000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	-461000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	1890000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-2944000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Finalization Of Pension And Non Pension Postretirement Plan Valuation Net Of Tax OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax	-2100000	USD
CY2020	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	USD
CY2021	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	USD

Files In Submission

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$GSAT
Globalstar, Inc. Stock $gsat

2021 Q4 Form 10-K Financial Statement

#000136686822000022 Filed on February 25, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$GSAT Globalstar, Inc. Stock $gsat

2021 Q4 Form 10-K Financial Statement

#000136686822000022 Filed on February 25, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$GSAT
Globalstar, Inc. Stock $gsat