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Stockholders’ Deficit- Narrative (Details) |  |  |  |  |  |  |  |  |  | 3 Months Ended | 9 Months Ended |  |  |  |  |  |
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Jul. 14, 2025 USD ($) $ / shares | Jul. 11, 2025 $ / shares shares | Sep. 17, 2024 | Sep. 16, 2024 | Feb. 02, 2024 USD ($) | Jan. 31, 2024 $ / shares shares | Jan. 19, 2024 | Nov. 11, 2020 USD ($) $ / shares shares | Feb. 19, 2020 shares | Sep. 30, 2024 shares | Sep. 30, 2025 USD ($) class_of_stock member $ / shares shares | May 31, 2025 shares | Apr. 30, 2025 shares | Apr. 25, 2025 | Feb. 21, 2025 shares | Feb. 20, 2025 shares | Dec. 31, 2024 $ / shares shares
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock conversion ratio |  |  | 0.1 | 0.1 |  |  | 0.025 |  |  |  |  |  |  |  |  |  |
Common stock reverse split - rounding (in shares) |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |  |  |
Number of classes of stock | class_of_stock |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |
Authorized capital stock (in shares) |  |  |  |  |  |  |  |  |  |  | 201,000,000 |  |  |  |  |  |
Common stock, shares authorized (in Shares) |  |  |  |  |  |  |  |  |  |  | 200,000,000 |  |  |  | 200,000,000 | 100,000,000 | 200,000,000
Common stock par value (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 0.0001 |  |  |  |  |  | $ 0.0001
Preferred stock, shares authorized (in shares) |  |  |  |  |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  | 1,000,000
Preferred stock par value (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 0.0001 |  |  |  |  |  | $ 0.0001
Number of warrants exercisable (in shares) |  |  |  |  |  |  |  |  |  |  | 21,305,012 |  |  |  |  |  |
Number of Warrants (in shares) |  |  |  |  |  |  |  |  |  |  | 26,090,232 |  |  |  |  |  |
Preferred unit, issued (in shares) |  |  |  |  |  |  |  |  |  |  | 4,900,000 |  |  |  |  |  | 0
Preferred unit, authorized (in shares) |  |  |  |  |  |  |  |  |  |  | 4,900,000 |  |  |  |  |  | 4,900,000
Common unit, authorized (in shares) |  |  |  |  |  |  |  |  |  |  | 2,500,000 |  |  |  |  |  | 2,500,000
Common unit, outstanding (in shares) |  |  |  |  |  |  |  |  |  |  | 150,000 |  |  |  |  |  | 0
Nuvve New Mexico LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of subscribed members | member |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |
Preferred Class A | Fermata Energy II LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred unit, issued (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 4,900,000 |  |  |  |
Preferred unit, authorized (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 4,900,000 |  |  |  |
Annual preferred return, percentage |  |  |  |  |  |  |  |  |  |  |  |  | 0.100 | 0.100 |  |  |
Common Class B | Nuvve New Mexico LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annual preferred return, percentage |  |  |  |  |  |  |  |  |  |  |  |  | 0.180 |  |  |  |
Common unit, authorized (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 2,500,000 |  |  |  |
Common unit, outstanding (in shares) |  |  |  |  |  |  |  |  |  |  | 150,000 |  |  |  |  |  |
Common unit, price per unit (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 1.00 |  |  |  |  |  |
Investor |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  |  |  |  |  |  | 3,563 |  |  |  |  |  |  |  |  |
Newborn | Investor |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale price (in dollars per share) | $ / shares |  |  |  |  |  |  |  | $ 4,000 |  |  |  |  |  |  |  |  |
Newborn | PIPE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount of purchase | $ |  |  |  |  |  |  |  | $ 14,250,000 |  |  |  |  |  |  |  |  |
Pre-Funded Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants (in shares) |  | 1,984,940 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of warrant or right, number of securities called by each warrant (in shares) |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale price (in dollars per share) | $ / shares |  | $ 0.9499 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
PIPE warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  |  |  |  |  |  | 1.9 |  |  |  |  |  |  |  |  |
Sale price (in dollars per share) | $ / shares |  |  |  |  |  |  |  | $ 4,600 |  |  |  |  |  |  |  |  |
Percent of one share of common stock |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |
Private Warrants May 2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants (in shares) |  |  |  |  |  |  |  |  |  |  |  | 11,000,004 |  |  |  |  |
Warrants, fair value | $ |  |  |  |  |  |  |  |  |  |  | $ 8,190,000 |  |  |  |  |  |
Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock reverse split - rounding (in shares) |  |  |  |  |  |  |  |  |  | 192,222 | 192,222 |  |  |  |  |  |
Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  |  |  |  |  |  |  | 14,375 |  |  |  |  |  |  |  |
2025 May Institutional/Accredited Investor Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 0.78 |  |  |  |  |  |
Number of securities called by warrants (in shares) |  |  |  |  |  |  |  |  |  |  | 50,000 |  |  |  |  |  |
Number of warrants exercisable (in shares) |  |  |  |  |  |  |  |  |  |  | 5,291,879 |  |  |  |  |  |
Number of Warrants (in shares) |  |  |  |  |  |  |  |  |  |  | 5,341,879 |  |  |  |  |  |
2025 April Institutional/Accredited Investor Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 0.74 |  |  |  |  |  |
Number of warrants exercisable (in shares) |  |  |  |  |  |  |  |  |  |  | 1,183,991 |  |  |  |  |  |
Number of Warrants (in shares) |  |  |  |  |  |  |  |  |  |  | 1,953,537 |  |  |  |  |  |
2025 March Institutional/Accredited Investor Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 0.74 |  |  |  |  |  |
Number of warrants exercisable (in shares) |  |  |  |  |  |  |  |  |  |  | 1,492,722 |  |  |  |  |  |
Number of Warrants (in shares) |  |  |  |  |  |  |  |  |  |  | 1,777,750 |  |  |  |  |  |
2024 December Institutional/Accredited Investor Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 1.00 |  |  |  |  |  |
Number of warrants exercisable (in shares) |  |  |  |  |  |  |  |  |  |  | 277,780 |  |  |  |  |  |
Number of Warrants (in shares) |  |  |  |  |  |  |  |  |  |  | 277,780 |  |  |  |  |  |
2024 October Institutional/Accredited Investor Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 0.74 |  |  |  |  |  |
Number of warrants exercisable (in shares) |  |  |  |  |  |  |  |  |  |  | 375,685 |  |  |  |  |  |
Number of Warrants (in shares) |  |  |  |  |  |  |  |  |  |  | 2,076,036 |  |  |  |  |  |
Underwriting Agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  | 3,044,463 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  | $ 0.0001 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale price (in dollars per share) | $ / shares |  | $ 0.95 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount of purchase | $ | $ 5,500,000 |  |  |  | $ 9,600,000 |  |  |  |  |  |  |  |  |  |  |  |
Underwriter agent fee percentage | 8.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Per unit price (in dollars per share) | $ / shares |  |  |  |  |  | $ 20.00 |  |  |  |  |  |  |  |  |  |  |
Share price adjustment | $ / shares |  |  |  |  |  | 19.9990 |  |  |  |  |  |  |  |  |  |  |
Underwriting Agreement | Underwriter Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  | $ 20.00 |  |  |  |  |  |  |  |  |  |  |
Number of securities called by warrants (in shares) |  | 754,411 |  |  |  | 48,000 |  |  |  |  |  |  |  |  |  |  |
Warrants outstanding, term |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |
Number of warrants exercisable (in shares) |  |  |  |  |  | 24,000 |  |  |  |  |  |  |  |  |  |  |
Underwriting Agreement | Representative's Warrant |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares | $ 1.05 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants exercised, percent | 5.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Underwriting Agreement | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  |  |  |  | 303,500 |  |  |  |  |  |  |  |  |  |  |
Underwriter agent fee percentage |  |  |  |  | 7.00% |  |  |  |  |  |  |  |  |  |  |  |
Underwriting Agreement | Warrants | Pre-Funded Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  |  |  |  | 176,500 |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  | $ 0.0010 |  |  |  |  |  |  |  |  |  |  |
Underwriting Agreement | Warrants | Series A Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  |  |  |  | 480,000 |  |  |  |  |  |  |  |  |  |  |
Class of warrant or right, number of securities called by each warrant (in shares) |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  | $ 20.00 |  |  |  |  |  |  |  |  |  |  |
Warrants outstanding, term |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |
Underwriting Agreement | Warrants | Series B Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  |  |  |  | 480,000 |  |  |  |  |  |  |  |  |  |  |
Class of warrant or right, number of securities called by each warrant (in shares) |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  | $ 20.00 |  |  |  |  |  |  |  |  |  |  |
Warrants outstanding, term |  |  |  |  |  | 9 months |  |  |  |  |  |  |  |  |  |  |
Underwriting Agreement | Warrants | Series C Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, number of shares issued in transaction (in shares) |  |  |  |  |  | 480,000 |  |  |  |  |  |  |  |  |  |  |
Class of warrant or right, number of securities called by each warrant (in shares) |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |
Exercise price (in dollars per share) | $ / shares |  |  |  |  |  | $ 20.00 |  |  |  |  |  |  |  |  |  |  |
Warrants outstanding, term |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |
IPO | Newborn |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants per unit (in shares) |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |
Private Placement | Newborn |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of warrants per unit (in shares) |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |
Private Placement | Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate share purchase (in shares) |  |  |  |  |  |  |  |  | 681 |  |  |  |  |  |  |  |

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