v3.26.3
Special Purpose Entity - Narrative (Details) - USD ($)
3 Months Ended 14 Months Ended
Nov. 05, 2024
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2023
Accumulated Other Comprehensive Income (Loss) [Line Items]              
Other non-current liabilities   $ 464,184,000     $ 451,618,000    
Prepayment funds $ 1,580,000,000            
Prepayment received $ 235,000,000 104,800,000 $ 104,800,000 $ 0 $ 918,200,000    
Fee accrual amount   $ 225,000,000.0          
Services agreement, annual service fee           $ 30,000,000  
2023 13% Notes              
Accumulated Other Comprehensive Income (Loss) [Line Items]              
Debt instrument, interest rate             13.00%
Globalstar SPE              
Accumulated Other Comprehensive Income (Loss) [Line Items]              
Percentage of equity interest 80.00%            
Ownership presented (in shares) 1,600,000            
Other non-current liabilities $ 400,000,000            
Variable interest entity, contribution amount, paid- in-kind 224,000,000            
Variable interest entity, contribution amount, paid in cash $ 176,000,000            
Apple, Inc | Globalstar SPE              
Accumulated Other Comprehensive Income (Loss) [Line Items]              
Percentage of equity interest 20.00%            
Common Class B | Globalstar SPE              
Accumulated Other Comprehensive Income (Loss) [Line Items]              
Units representing equity interest (in shares) 400,000            
Equity interest $ 400,000,000