The following table shows supplemental cash flow information (in thousands): | | | | | | | | | | | | | Nine Months Ended
September 30, | | 2024 | | 2023 | | Supplemental disclosure of non-cash activities: | | | | Cumulative-effect adjustment due to the adoption of Accounting Standard Update 2023-08 | $ | 37 | | $ | — | | Contribution of plant and equipment or deposits on plant and equipment to joint venture | $ | — | | $ | 35,792 | | Purchases of and deposits on plant and equipment in accounts payable, accrued construction liabilities, other accrued liabilities and long-term debt | $ | 12,633 | | $ | 6,081 | | Purchases of and deposits on plant and equipment with digital currency | $ | 316 | | $ | 269 | | Investment in joint venture in other accrued liabilities, other amounts due to related parties and long-term debt | $ | — | | $ | 452 | | Convertible promissory notes converted to common stock | $ | — | | $ | 4,666 | | Common stock issued for share based liabilities due to related party | $ | 2,500 | | $ | 15,000 | | Common stock warrants issued for discount on long-term debt | $ | — | | $ | 16,036 | | Decrease to investment in joint venture and increase in plant and equipment for distribution or transfer of nonmonetary assets | $ | — | | $ | 6,867 | Decrease to investment in joint venture due to bitcoin received as distributions from investee | $ | 22,482 | | $ | 11,682 | | Common stock reacquired in exchange for warrants | $ | — | | $ | 12,479 |
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