XML 58 R48.htm IDEA: XBRL DOCUMENT
v3.23.3

Long-Term Debt and Other Financing Arrangements - Obligations Under Vendor Financing Arrangement (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended | 20 Months Ended
--- | --- | --- | --- | ---
Mar. 31, 2023 | Sep. 30, 2023 | Dec. 31, 2022 | Sep. 30, 2023
Vendor Financing Obligations [Roll Forward] |  |  |  |
Vendor financing, beginning balance | $ 59,575 | $ 59,575 | $ 0 |
Invoices confirmed during the periods |  | 0 | 73,575 |
Confirmed invoices paid during the periods | $ (62,100) | (59,575) | (14,000) | $ (76,100)
Vendor financing, ending balance |  | $ 0 | $ 59,575 | $ 0

X
- Definition Repayment Of Vendor Financing + References No definition available. + Details
Name: | gsat_RepaymentOfVendorFinancing
Namespace Prefix: | gsat_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Vendor Financing, Current + References No definition available. + Details
Name: | gsat_VendorFinancingCurrent
Namespace Prefix: | gsat_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Vendor Financing, Deferral Of Milestone Payments + References No definition available. + Details
Name: | gsat_VendorFinancingDeferralOfMilestonePayments
Namespace Prefix: | gsat_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Vendor Financing Obligations + References No definition available. + Details
Name: | gsat_VendorFinancingObligationsRollForward
Namespace Prefix: | gsat_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration