v3.25.4

6. INVESTMENTS AND DERIVATIVES (Tables) | 3 Months Ended
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Dec. 31, 2025
Schedule of Investments [Abstract] |
Summary of Carrying Value of all Investments | December 31, 2025:
Fair value measurements for derivative instruments |
Condensed Consolidated Balance Sheet classification(1): |  | Derivative investments |  |  | Other current liabilities |
($ in thousands) |  | Bitmain Derivative |  |  | DAM Derivatives |  |  | Interest Rate Swap |
Balance as of September 30, 2025 |  | $ | 233 |  |  | $ | — |  |  | $ | (93 | )
Total gains or losses for the period |  |  |  |  |  |  |  |  |
(Loss) gain on derivative securities |  |  | (233 | ) |  |  | 11,923 |  |  |  | 7 |
Other comprehensive income, net of tax |  |  | — |  |  |  | — |  |  |  | — |
Purchases, sales, and settlements |  |  |  |  |  |  |  |  |
Purchased and acquired options |  |  | — |  |  |  | 872 |  |  |  | — |
Sales and written options |  |  | — |  |  |  | (14,059 | ) |  |  | — |
Settlements and expiries |  |  | — |  |  |  | 601 |  |  |  | — |
Balance as of December 31, 2025 |  | $ | — |  |  | $ | (663 | ) |  | $ | (86 | )
(1) Balance rows presented represent assets if positive or liabilities if negative.

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- Definition Tabular disclosure of realized and unrealized gain (loss) on investment in security. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(9)(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(7)(c)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 + Details
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