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v3.25.3

DEBT - Narrative (Details) $ in Thousands, shares in Millions |  |  | 9 Months Ended |
--- | --- | --- | --- | ---
Sep. 05, 2025 shares | Dec. 23, 2024 USD ($) shares | Sep. 30, 2025 USD ($) | Dec. 31, 2024 USD ($)
Debt Instrument [Line Items] |  |  |  |
Total debt principal |  |  | $ 622,298 | $ 685,000
Trina Solar AG Note | Senior notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, future periodic payment |  |  | 7,500 |
Debt instrument, balloon payment to be paid |  |  | $ 30,000 |
Interest Rate |  |  | 1.00% |
Total debt principal |  |  | $ 150,000 | 150,000
Trina Solar (U.S.), Inc. Production Reserve Fee | Loans payable |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, future periodic payment |  |  | $ 44,000 |
Interest Rate |  |  | 0.00% |
Debt instrument, interest rate, increase (decrease) |  |  | 6.00% |
Total debt principal |  |  | $ 220,000 | 220,000
Senior Secured Credit Facility | Line of credit | Secured debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing capacity |  |  | 235,000 |
Total debt principal |  |  | $ 205,206 | 235,000
Senior Secured Credit Facility | Line of credit | Secured debt | Base rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate |  |  | 3.50% |
Senior Secured Credit Facility | Line of credit | Secured debt | SOFR |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate |  |  | 2.50% |
Convertible note - related party | Convertible debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, interest rate, increase (decrease) |  | 3.00% |  |
Unsecured convertible note |  | $ 80,000 |  |
Debt instrument, term |  | 5 years |  |
Debt instrument, interest rate terms |  | 60 days |  |
Convertible note - related party | Convertible debt | Related party |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest Rate |  | 7.00% | 13.00% |
Total debt principal |  |  | $ 47,092 | $ 80,000
Convertible note - related party | Convertible debt | Stage one |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Number of equity instruments (in shares) | shares |  | 12.5 |  |
Shares issued for debt conversion (in shares) | shares | 12.5 |  |  |
Convertible note - related party | Convertible debt | Stage two |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Number of equity instruments (in shares) | shares |  | 17.9 |  |

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