Fair Value Measurements - Narrative (Details) $ in Thousands	1 Months Ended	9 Months Ended	12 Months Ended
	May 31, 2023 shares	Sep. 30, 2025 USD ($) $ / shares shares	Dec. 31, 2023 shares	Jan. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Feb. 13, 2023 shares
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Earn-out units, vested in period (in shares) | shares	2,500,000	7,500,000	2,500,000
Warrant liabilities | $		$ 36,859			$ 68,778
Conversion Series A Warrants
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Warrant liabilities | $				$ 10,000
Intuitive Machines, LLC | Earn Out Units
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Earn-out units issued (in shares) | shares						10,000,000
Measurement Input, Share Price | Conversion Series A Warrants
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Warrant liability, measurement input | $ / shares		10.52
Measurement Input, Dividend Yield | Conversion Series A Warrants
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Warrant liability, measurement input		0.000
Measurement Input, Risk Free Interest Rate | Conversion Series A Warrants
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Warrant liability, measurement input		0.0363
Measurement Input, Volatility | Conversion Series A Warrants
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Warrant liability, measurement input		0.91