Restatement of Previously Issued Interim Condensed Consolidated Financial Statements - Restated Condensed Consolidated Statements of Cash Flow (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Sep. 30, 2022 |
Jun. 30, 2022 |
Mar. 31, 2022 |
Sep. 30, 2021 |
Jun. 30, 2021 |
Mar. 31, 2021 |
Jun. 30, 2022 |
Jun. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Cash flows from operating activities | |||||||||||||
| Net income (loss) | $ 36,578 | $ 5,156 | $ (316,981) | $ 24,165 | $ (349,640) | $ 2,130 | $ (509,553) | $ (15,437) | $ (14,107) | ||||
| Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: | |||||||||||||
| Stock-based compensation | 3,042 | 936 | 3,743 | 1,905 | 7,304 | 37,928 | 24,555 | 68,491 | 3,407 | ||||
| Depreciation and amortization | $ 26,559 | $ 20,562 | 14,245 | $ 12,207 | $ 5,738 | 2,846 | 34,807 | 8,584 | 61,366 | 20,791 | 107,950 | 26,324 | 4,494 |
| Amortization of license fee revenue | (24) | (24) | (48) | (48) | (73) | (73) | (97) | (97) | (97) | ||||
| Amortization of right of use assets | 357 | 807 | 54 | 2,891 | (25) | 12,181 | 275 | 367 | |||||
| Income tax expense (benefit) | (2,952) | (6,199) | 312 | 3,730 | (5,887) | 3,730 | (8,839) | 3,730 | (11,749) | 254 | |||
| Issuance of common stock warrant for settlement of advisory fees | 1,157 | 1,157 | |||||||||||
| Impairment of long-term investment | 9,413 | ||||||||||||
| Impairment of Bitcoin | 3,021 | 101,419 | 25,870 | 6,692 | 17,835 | 2,374 | 127,289 | 20,209 | 130,310 | 26,901 | 147,365 | 43,973 | 3,595 |
| Impairment of goodwill | 335,648 | 335,648 | 335,648 | 335,648 | |||||||||
| Impairment of miners | 55,544 | ||||||||||||
| Reversal of registration rights penalty | (1,358) | ||||||||||||
| Change in fair value of derivative asset | (43,683) | (104,614) | (16,393) | (86,865) | (23,806) | (71,418) | (12,112) | ||||||
| Change in fair value of contingent consideration | 176 | 176 | 176 | 444 | (159) | 975 | |||||||
| Realized loss on sale of marketable equity securities | 1,624 | 1,624 | 8,996 | ||||||||||
| Realized gain on sale/exchange of long-term investment | (26,260) | (26,260) | (26,260) | (26,260) | |||||||||
| Realized gain on sale/exchange of Bitcoin | (3,109) | (15,260) | (9,665) | (65) | (29) | (24,925) | (29) | (28,034) | (94) | (30,346) | (253) | (6,350) | |
| Unrealized loss on marketable equity securities | (142) | 4,837 | 1,611 | 11,151 | (339) | 6,448 | (339) | 6,306 | 10,812 | 13,655 | |||
| Gain on exchange of equipment | (7,667) | (8,614) | (8,614) | (16,281) | (16,281) | (29) | |||||||
| Casualty-related charges | 9,688 | ||||||||||||
| Bitcoin Mining revenue | (56,662) | (22,941) | (102,734) | (54,106) | (124,732) | (108,100) | (156,870) | (184,422) | (11,838) | ||||
| Changes in assets and liabilities: | |||||||||||||
| Proceeds from sale of Bitcoin | 9,418 | 33,116 | 52,491 | 79,529 | 295 | 8,298 | |||||||
| Accounts receivable | (621) | (693) | 1,045 | (1,987) | (2,559) | (11,534) | (4,446) | ||||||
| Costs and estimated earnings in excess of billings | (1,196) | (3,917) | (5,257) | (9,881) | 3,343 | ||||||||
| Prepaid expenses and other current assets | (13,817) | 628 | (5,858) | 2,373 | (14,959) | (1,220) | (25,520) | (5,070) | 795 | ||||
| Future power credits | 4,667 | 29,451 | 43,932 | (444) | 58,993 | (975) | |||||||
| Accounts payable | (8,768) | 2,186 | (1,276) | 15,036 | (7,373) | 1,080 | (1,593) | (2,770) | 1 | ||||
| Billings in excess of costs and estimated earnings | (301) | 1,125 | 5,965 | 3,182 | (619) | ||||||||
| Accrued expenses | (5,926) | 2,850 | (13,287) | 2,379 | (2,673) | 3,380 | 13,555 | 16,070 | 928 | ||||
| Customer deposits | (22) | 2,032 | 2,693 | 2,078 | 6,120 | 1,989 | 6,124 | ||||||
| Deferred revenue | (540) | (1,089) | (12,071) | (1,647) | (12,757) | (1,791) | (12,895) | ||||||
| Lease liability | (369) | (736) | (87) | (2,695) | (9) | (11,853) | (1,662) | (368) | |||||
| Net cash provided by (used in) operating activities | (45,318) | (5,989) | (14,393) | (27,160) | (964) | (60,874) | 530 | (86,082) | (2,849) | ||||
| Cash flows from investing activities | |||||||||||||
| Proceeds from the sale of marketable equity securities | 704 | 704 | 1,808 | ||||||||||
| Acquisition of Whinstone, net of cash acquired | (40,879) | (40,879) | (40,879) | ||||||||||
| Acquisition of ESS Metron, net of cash acquired | (29,567) | ||||||||||||
| Proceeds from the sale of long-term investments | 1,800 | 1,800 | 1,800 | ||||||||||
| Proceeds from the sale of equipment | 146 | ||||||||||||
| Deposits on equipment | (103,161) | (56,353) | (192,485) | (84,986) | (194,923) | (103,158) | (194,923) | (274,833) | (33,093) | ||||
| Other deposits | (709) | (5,479) | (3,809) | ||||||||||
| Purchases of property and equipment, including construction in progress | (37,079) | (2,270) | (77,403) | (7,126) | (129,672) | (78,858) | (148,412) | (147,116) | (8,139) | ||||
| Patent costs incurred | (26) | (38) | (28) | (16) | (27) | (16) | (9,527) | (30) | (44) | ||||
| Net cash used in investing activities | (140,266) | (58,661) | (269,921) | (131,207) | (329,397) | (221,111) | (354,863) | (490,625) | (41,130) | ||||
| Cash flows from financing activities | |||||||||||||
| Proceeds from the issuance of common stock / At-the-market offering | 84,817 | 272,737 | 84,817 | 304,849 | 120,516 | 304,849 | 684,817 | 264,727 | |||||
| Offering costs for the issuance of common stock / At-the-market offering | (2,137) | (5,715) | (2,137) | (6,455) | (3,045) | (6,640) | (14,901) | (7,255) | |||||
| Proceeds from exercise of common stock warrants | 806 | 806 | 806 | 806 | 2,895 | ||||||||
| Payments on contingent consideration liability - future power credits | (4,843) | (15,725) | (15,725) | (15,725) | |||||||||
| Repurchase of common shares to pay employee withholding taxes | (8,307) | (1,206) | (8,815) | (1,318) | (9,873) | (1,794) | (10,138) | (5,082) | (446) | ||||
| Net cash provided by financing activities | (13,150) | 82,280 | 242,482 | 82,168 | 272,796 | 116,483 | 272,346 | 665,640 | 259,921 | ||||
| Net increase (decrease) in cash and cash equivalents | (198,734) | 17,630 | (41,832) | (76,199) | (57,565) | (165,502) | (81,987) | 88,933 | 215,942 | ||||
| Cash and cash equivalents at beginning of year | 270,483 | 113,581 | 312,315 | 147,183 | 241,012 | 223,382 | 312,315 | 223,382 | 312,315 | 223,382 | 312,315 | 223,382 | 7,440 |
| Cash and cash equivalents at end of year | 254,750 | 270,483 | 113,581 | 57,880 | 147,183 | 241,012 | 270,483 | 147,183 | 254,750 | 57,880 | 230,328 | 312,315 | 223,382 |
| As Previously Reported | |||||||||||||
| Cash flows from operating activities | |||||||||||||
| Net income (loss) | 35,629 | 7,530 | (317,205) | 26,867 | (353,774) | 11,524 | (7,926) | (12,667) | |||||
| Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: | |||||||||||||
| Stock-based compensation | 3,042 | 936 | 3,743 | 1,905 | 7,304 | 37,928 | |||||||
| Depreciation and amortization | 26,559 | 20,562 | 14,245 | 12,207 | 5,738 | 2,846 | 34,807 | 8,584 | 61,366 | 20,791 | |||
| Amortization of license fee revenue | (24) | (24) | (48) | (48) | (73) | (73) | |||||||
| Amortization of right of use assets | 357 | 807 | 54 | 2,891 | (25) | ||||||||
| Income tax expense (benefit) | (2,952) | (6,199) | 312 | 3,730 | (5,887) | 3,730 | (8,839) | 3,730 | |||||
| Issuance of common stock warrant for settlement of advisory fees | 1,157 | ||||||||||||
| Impairment of Bitcoin | 5,900 | 99,787 | 26,390 | 17,507 | 126,177 | 17,507 | 132,077 | 17,507 | 36,462 | 989 | |||
| Impairment of goodwill | 335,648 | 335,648 | 335,648 | ||||||||||
| Change in fair value of derivative asset | (43,683) | (104,614) | (16,393) | (86,865) | (23,806) | ||||||||
| Change in fair value of contingent consideration | 176 | 176 | 176 | 444 | |||||||||
| Realized loss on sale of marketable equity securities | 1,624 | 1,624 | |||||||||||
| Realized gain on sale/exchange of long-term investment | (26,260) | (26,260) | (26,260) | ||||||||||
| Realized gain on sale/exchange of Bitcoin | (1,854) | (14,353) | (9,236) | (65) | (29) | (23,589) | (29) | (25,443) | (94) | (5,184) | |||
| Unrealized loss on marketable equity securities | (142) | 4,837 | 1,611 | 11,151 | (339) | 6,448 | (339) | 6,306 | 10,812 | ||||
| Gain on exchange of equipment | (7,667) | (8,614) | (8,614) | (16,281) | |||||||||
| Bitcoin Mining revenue | (56,662) | (22,941) | (102,734) | (54,106) | (124,732) | (108,100) | |||||||
| Changes in assets and liabilities: | |||||||||||||
| Proceeds from sale of Bitcoin | 9,418 | 33,116 | 52,491 | ||||||||||
| Accounts receivable | (621) | (693) | 1,045 | (1,987) | (2,559) | ||||||||
| Costs and estimated earnings in excess of billings | (1,196) | (3,917) | (5,257) | ||||||||||
| Prepaid expenses and other current assets | (13,817) | 628 | (5,858) | 2,373 | (14,959) | (1,220) | |||||||
| Future power credits | 4,667 | 29,451 | 43,932 | (444) | |||||||||
| Accounts payable | (8,768) | 2,186 | (1,276) | 15,036 | (7,373) | 1,080 | |||||||
| Billings in excess of costs and estimated earnings | (301) | 1,125 | 5,965 | ||||||||||
| Accrued expenses | (5,926) | 2,850 | (13,287) | 2,379 | (2,673) | 3,380 | |||||||
| Customer deposits | (22) | 2,032 | 2,693 | 2,078 | 6,120 | ||||||||
| Deferred revenue | (540) | (1,089) | (12,071) | (1,647) | (12,757) | ||||||||
| Lease liability | (369) | (736) | (87) | (2,695) | (9) | ||||||||
| Net cash provided by (used in) operating activities | (45,318) | (5,989) | (14,393) | (27,160) | (740) | (60,874) | |||||||
| Cash flows from investing activities | |||||||||||||
| Proceeds from the sale of marketable equity securities | 704 | 704 | |||||||||||
| Acquisition of Whinstone, net of cash acquired | (40,879) | (40,879) | |||||||||||
| Proceeds from the sale of long-term investments | 1,800 | 1,800 | |||||||||||
| Deposits on equipment | (103,161) | (56,353) | (192,485) | (84,986) | (194,923) | (103,158) | |||||||
| Other deposits | (709) | (5,479) | |||||||||||
| Purchases of property and equipment, including construction in progress | (37,079) | (2,270) | (77,403) | (7,126) | (129,672) | (78,858) | |||||||
| Patent costs incurred | (26) | (38) | (28) | (16) | (27) | (16) | |||||||
| Net cash used in investing activities | (140,266) | (58,661) | (269,921) | (131,207) | (329,397) | (221,111) | |||||||
| Cash flows from financing activities | |||||||||||||
| Proceeds from the issuance of common stock / At-the-market offering | 84,817 | 272,737 | 84,817 | 304,849 | 120,516 | ||||||||
| Offering costs for the issuance of common stock / At-the-market offering | (2,137) | (5,715) | (2,137) | (6,455) | (3,045) | ||||||||
| Proceeds from exercise of common stock warrants | 806 | 806 | 806 | ||||||||||
| Payments on contingent consideration liability - future power credits | (4,843) | (15,725) | (15,725) | ||||||||||
| Repurchase of common shares to pay employee withholding taxes | (8,307) | (1,206) | (8,815) | (1,318) | (9,873) | (1,794) | |||||||
| Net cash provided by financing activities | (13,150) | 82,280 | 242,482 | 82,168 | 272,796 | 116,483 | |||||||
| Net increase (decrease) in cash and cash equivalents | (198,734) | 17,630 | (41,832) | (76,199) | (57,341) | (165,502) | |||||||
| Cash and cash equivalents at beginning of year | 270,483 | 113,581 | 312,315 | 147,183 | 241,012 | 223,382 | 312,315 | 223,382 | 312,315 | 223,382 | $ 312,315 | 223,382 | |
| Cash and cash equivalents at end of year | 254,974 | 270,483 | 113,581 | 57,880 | 147,183 | 241,012 | 270,483 | 147,183 | 254,974 | 57,880 | $ 312,315 | $ 223,382 | |
| Adjustment | |||||||||||||
| Cash flows from operating activities | |||||||||||||
| Net income (loss) | 949 | (2,374) | 224 | (2,702) | 4,134 | (9,394) | |||||||
| Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: | |||||||||||||
| Impairment of Bitcoin | (520) | 2,374 | 1,112 | 2,702 | (1,767) | 9,394 | |||||||
| Realized gain on sale/exchange of Bitcoin | (429) | (1,336) | (2,591) | ||||||||||
| Changes in assets and liabilities: | |||||||||||||
| Net cash provided by (used in) operating activities | (224) | ||||||||||||
| Cash flows from financing activities | |||||||||||||
| Net increase (decrease) in cash and cash equivalents | (224) | ||||||||||||
| Cash and cash equivalents at end of year | (224) | (224) | |||||||||||
| Adjustment | Impairment of Bitcoin | |||||||||||||
| Cash flows from operating activities | |||||||||||||
| Net income (loss) | 949 | ||||||||||||
| Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: | |||||||||||||
| Impairment of Bitcoin | (2,879) | 1,632 | (520) | $ 6,692 | $ 328 | $ 2,374 | 1,112 | $ 2,702 | (1,767) | $ 9,394 | |||
| Realized gain on sale/exchange of Bitcoin | $ (1,255) | $ (907) | $ (429) | $ (1,336) | $ (2,591) | ||||||||