Related Party Transactions (Details) - USD ($) |
3 Months Ended | 9 Months Ended | 12 Months Ended | ||||||||||||||||||||
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Nov. 17, 2025 |
Oct. 06, 2025 |
Jun. 30, 2025 |
Jun. 06, 2025 |
Apr. 17, 2025 |
Feb. 28, 2025 |
Oct. 29, 2024 |
Aug. 01, 2024 |
Sep. 22, 2023 |
Aug. 22, 2023 |
Aug. 04, 2023 |
Apr. 30, 2026 |
Mar. 31, 2026 |
Apr. 30, 2025 |
Mar. 31, 2025 |
Apr. 30, 2026 |
Apr. 30, 2025 |
Dec. 31, 2025 |
Jul. 31, 2025 |
Dec. 31, 2024 |
Jul. 31, 2024 |
Dec. 31, 2023 |
Mar. 31, 2022 |
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| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Incurred costs | $ 3,435,684 | $ 1,546,865 | $ 7,010,223 | $ 2,987,852 | |||||||||||||||||||
| Construction in progress | 370,781,608 | 362,667,293 | |||||||||||||||||||||
| Fair value adjustment related to promissory note | $ 4,564,500 | (209,916,200) | |||||||||||||||||||||
| Stock issued during period shares acquisitions (in Shares) | 10,000,000 | ||||||||||||||||||||||
| Accrued interest | 20,271,633 | ||||||||||||||||||||||
| Convertible issued | $ 100,000,000 | ||||||||||||||||||||||
| Debt conversion, description | the Company converted both notes to shares of Class A common stock. At the same time, the Company recorded a loss of fair value on the derivatives associated with the $2,000,000 and $4,000,000 notes for $187,396 and $247,386. | The provisions of the notes call for the conversion of the notes to shares at a discount to the 5-day VWAP (volume weighted average price) of shares upon issuance. Upon issuance, the Company recorded the fair value for this conversion feature (a derivative) of $187,396 and $247,386 for the $2,000,000 and $4,000,000 notes, respectively. | The provisions of the notes, call for the conversion of the notes to shares at a discount to the 5-day VWAP (volume weighted average price) of shares upon issuance. As a result, the Company recorded the fair value for this conversion feature (a derivative) of $187,396 and $247,386 for the $2,000,000 and $4,000,000 notes, respectively. | ||||||||||||||||||||
| Loss on fair value derivative | $ 187,396 | ||||||||||||||||||||||
| Convertible notes payable | $ 45,000 | ||||||||||||||||||||||
| Convertible notes payable | $ 100,000,000 | ||||||||||||||||||||||
| Number of new share of common stock (in Shares) | 10,000,000 | ||||||||||||||||||||||
| Conversion price (in Dollars per share) | $ 10 | $ 10 | |||||||||||||||||||||
| Share based compensation incurred | $ 7,941,754 | 0 | |||||||||||||||||||||
| GL [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Fair value adjustment related to promissory note | (240,000) | 0 | |||||||||||||||||||||
| XCF and GL [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Loans payable | $ 356,426 | 356,426 | |||||||||||||||||||||
| Fair value adjustment related to promissory note | $ 300,000 | 0 | |||||||||||||||||||||
| Principal amount | $ 2,500,000 | ||||||||||||||||||||||
| Net proceeds from convertible debt | $ 300,000 | ||||||||||||||||||||||
| Debt instrument description | (i) 10 business days from the date of Legacy XCF entering into any transaction or series of related transactions, including any equity or debt financing, that results in gross proceeds to the Company of at least $15,000,000 and that directly or indirectly results in the Company’s refinancing, repayment, or restructuring of any portion of its secured debt obligations (“Qualified Financing Event”), unless extended in writing by mutual consent of Legacy XCF and GL or (ii) an event of default (as specified in the promissory note). | ||||||||||||||||||||||
| Stock issued during period shares acquisitions (in Shares) | 3,431,096 | ||||||||||||||||||||||
| Issuance of debt | $ 40,531,000 | ||||||||||||||||||||||
| Interest rate | 10.00% | 10.00% | |||||||||||||||||||||
| Accrued interest | $ 86,128 | $ 77,340 | |||||||||||||||||||||
| EEME Energy SPVILLC [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Convertible notes payable | $ 1,200,000 | ||||||||||||||||||||||
| Accrued interest | 13.30% | ||||||||||||||||||||||
| Randy Soule [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Ownership percentage | 100.00% | 100.00% | |||||||||||||||||||||
| Encore DEC LLC [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Ownership percentage | 100.00% | ||||||||||||||||||||||
| Incurred costs | $ 0 | $ 1,115,400 | $ 0 | 0 | |||||||||||||||||||
| Expenses paid | 0 | 142,000 | 51,732 | ||||||||||||||||||||
| Outstanding payable | 16,701,982 | 16,701,982 | 38,932,248 | ||||||||||||||||||||
| Construction in progress | 103,473,847 | 103,473,847 | 96,412,822 | ||||||||||||||||||||
| DevvStream Corp [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Fair value adjustment related to promissory note | $ 454,571 | $ (1,437,604) | $ (5,641,785) | $ (5,195,203) | $ (5,651,008) | $ (1,728,392) | |||||||||||||||||
| Principal amount | 250,000 | 250,000 | |||||||||||||||||||||
| Net proceeds from convertible debt | 9,400,650 | 883,516 | |||||||||||||||||||||
| Number of new share of common stock (in Shares) | 9,176 | 2,549 | 6,372 | 9,176 | |||||||||||||||||||
| Accrued liabilities | 5,470,067 | 5,470,067 | 7,059,064 | ||||||||||||||||||||
| Share based compensation incurred | 87,154 | 488,569 | |||||||||||||||||||||
| Accrued interest | 765,418 | 149,905 | 305,592 | 19,024 | |||||||||||||||||||
| Stock issued to consideration for services | $ 585,155 | 585,155 | |||||||||||||||||||||
| DevvStream Corp [Member] | Directors and Officers [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Accrued liabilities | $ 34,271 | 34,271 | 794,990 | $ 478,072 | |||||||||||||||||||
| Related Party [Member] | DevvStream Corp [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Accrued wages | 354,915 | 698,890 | |||||||||||||||||||||
| Management fees | $ 132,600 | 279,000 | |||||||||||||||||||||
| Accrued interest | $ 228,518 | ||||||||||||||||||||||
| Shares issued (in Shares) | 55,729 | ||||||||||||||||||||||
| Stock issued to consideration for services | $ 585,155 | ||||||||||||||||||||||
| Randy Soule [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Other receviables | $ 728,218 | 728,218 | |||||||||||||||||||||
| GL [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Loans payable | $ 1,200,000 | $ 1,200,000 | $ 2,350,000 | ||||||||||||||||||||
| Debt instrument, maturity date range, start | Aug. 14, 2023 | ||||||||||||||||||||||
| Debt instrument, maturity date range, end | Nov. 20, 2023 | ||||||||||||||||||||||
| Balance due for this loan | $ 2,350,000 | 2,350,000 | $ 2,350,000 | ||||||||||||||||||||
| Loan payable bears interest amount | 240,000 | ||||||||||||||||||||||
| Convertible Note Purchase Agreement [Member] | EEME Energy SPVILLC [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Fair value adjustment related to promissory note | 25,291 | ||||||||||||||||||||||
| Debt instrument description | The Company may sell additional notes to EEME Energy, provided that the aggregate amount does not exceed $7,500,000, and the convertible notes can only be issued for up to one year from the Initial Closing. In connection with the execution of the note purchase agreement, the Company agreed to pay 750,000 shares of the Company’s Class A common stock as an arrangement fee and 200,000 of the Company’s Class A common stock as an advisory fee, which is payable at the Initial Closing (collectively, the “Fee Shares to related party”). At issuance the Company recorded $1,425,000 in expenses for the Fee Shares to related party. This expense was recorded in general and administrative expenses in the consolidated statements of operations. EEME Energy has elected to convert an aggregate of $6,000,000 of the Convertible Promissory Note (including any interest accrued thereon) into shares of Class A common stock of New XCF. The Company has elected the fair value option for valuing this note payable to related party (the “EMEE Energy Note”). | ||||||||||||||||||||||
| Convertible issued | $ 2,000,000 | ||||||||||||||||||||||
| Convertible percentage | 13.30% | ||||||||||||||||||||||
| Additional convertible note | $ 4,000,000 | ||||||||||||||||||||||
| Fair value | $ 6,276,423 | ||||||||||||||||||||||
| Common Class A [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Debt conversion, description | the Company converted both notes to shares of Class A common stock. At the same time, the Company recorded a loss of fair value on the derivatives associated with the $2,000,000 and $4,000,000 notes for $187,396 and $247,386, respectively. | ||||||||||||||||||||||
| Common Class A [Member] | XCF and GL [Member] | |||||||||||||||||||||||
| Related Party Transactions [Line Items] | |||||||||||||||||||||||
| Stock issued during period shares (in Shares) | 8,656,245 | ||||||||||||||||||||||