CONSOLIDATED STATEMENTS OF CASH FLOW (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net (loss) income	$ (29,031)	$ 14,486
Less: (Income) loss from discontinued Operations	(1,457)	1,158
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Unrealized loss on equity security	0	2
Realized gain on sale of equity security	0	(1)
Impairment of bitcoin	83	6,222
Realized loss (gain) on sale of bitcoin	517	(9,995)
Bitcoin issued for services	134	182
Unrealized (gain) loss on derivative asset	1,271	(299)
Gain on fair value of contingent consideration	(485)	(56)
Non-cash lease expenses	79	28
Stock based compensation	5,878	5,749
Depreciation and amortization	19,329	7,427
Provision for bad debts	70	0
Amortization of debt discount	1	0
Loss on write-off and disposal of assets	0	278
Changes in operating assets and liabilities
Mining of bitcoin	(27,746)	(36,975)
Proceeds from sale of bitcoin	34,067	33,965
Change in contract liabilities	0	90
Increase (decrease) in operating lease liabilities	56	(25)
Increase (decrease) in accounts payable and accrued liabilities	3,265	(5,549)
Decrease (increase) in prepaid expenses and other current assets	1,862	(3,310)
(Increase) in accounts receivable	(73)	(548)
(Increase) decrease in Inventory	(176)	12
Long -term deposits paid	(2,941)	0
Net cash provided by operating activities from Continuing Operations	4,703	12,841
Net cash provided by operating activities of Discontinued Operations	412	155
Net cash provided by operating activities	5,115	12,996
Cash Flows from Investing Activities
Payments on miners (including deposits)	(31,540)	(70,634)
Purchase of fixed assets	(4,953)	(21,430)
Investment in infrastructure development	0	(1,949)
Proceeds from sale of equity securities	0	10
Acquisition of Mawson	(22,518)	0
Net Cash used in Investing Activities - Continuing Operations	(59,011)	(94,003)
Net Cash used in Investing Activities - Discontinued Operations	2,523	0
Net cash used in investing activities	(56,488)	(94,003)
Cash Flows from Financing Activities
Payments on loans	(8,430)	0
Payments on finance leases	(93)	(92)
Refund of loan commitment fee	150	0
Proceeds from exercise of options and warrants	0	282
Proceeds from equity offerings, net	41,344	67,989
Net cash provided by financing activities - Continued Operations	32,971	68,179
Net cash provided by financing activities - Discontinued Operations	0	0
Net cash provided by financing activities	32,971	68,179
Net decrease in cash and cash equivalents	(18,402)	(12,828)
Cash and cash equivalents, beginning of period	20,463	18,040
Cash and cash equivalents, end of period	2,061	5,212
Supplemental Cash Flow Information [Abstract]
Cash paid for interest	808	53
Cash paid for tax	0	0
Non-cash investing and financing transactions
Gross-up of accounts payable related to bills received for goods and services outstanding	0	10,257
Fixed assets purchased through finance transactions	164	0
Software purchased with bitcoin	229	0
Shares issued for settlement of seller agreements related to acquisition	0	150
Preferred share dividends accrued	0	315
Unrealized gain on investment in available-for-sale debt security	$ 29	$ 18