SEGMENT AND CUSTOMERS INFORMATION (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Total revenues	$ 52,400,000	$ 23,871,000
Income (loss) from operations	(18,361,000)	(6,033,000)
Capital expenditures for the year ended December 31, 2021	151,993,000	582,000
Identifiable assets as of December 31, 2020	490,286,000	75,643,000
Operating Segments One [Member]
Segment Reporting Information [Line Items]
Revenue		23,629,000
Revenue, lending and trading activities		242,000
Total revenues		23,871,000
Depreciation and amortization expense		728,000
Income (loss) from operations		(6,033,000)
Capital expenditures for the year ended December 31, 2021		582,000
Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenue	31,119,000
Revenue, cryptocurrency mining, net	3,450,000
Revenue, commercial real estate leases	788,000
Revenue, lending and trading activities	16,854,000
Revenue, hotel	189,000
Total revenues	52,400,000
Depreciation and amortization expense	2,478,000
Income (loss) from operations	(18,361,000)
Capital expenditures for the year ended December 31, 2021	173,993,000
Identifiable assets as of December 31, 2020	490,286,000	75,643,000
Operating Segments [Member] | G W W [Member]
Segment Reporting Information [Line Items]
Revenue	25,581,000
Revenue, cryptocurrency mining, net
Revenue, commercial real estate leases
Revenue, lending and trading activities
Revenue, hotel
Total revenues	25,581,000
Depreciation and amortization expense	876,000
Income (loss) from operations	(1,298,000)
Capital expenditures for the year ended December 31, 2021	947,000
Identifiable assets as of December 31, 2020	33,716,000	30,194,000
Operating Segments [Member] | Coolisys [Member]
Segment Reporting Information [Line Items]
Revenue	5,346,000
Revenue, cryptocurrency mining, net
Revenue, commercial real estate leases
Revenue, lending and trading activities
Revenue, hotel
Total revenues	5,346,000
Depreciation and amortization expense	25,000
Income (loss) from operations	(1,518,000)
Capital expenditures for the year ended December 31, 2021	18,000
Identifiable assets as of December 31, 2020	4,601,000
Operating Segments [Member] | Ault [Member]
Segment Reporting Information [Line Items]
Revenue	192,000
Revenue, cryptocurrency mining, net
Revenue, commercial real estate leases
Revenue, lending and trading activities	16,854,000
Revenue, hotel
Total revenues	17,046,000
Depreciation and amortization expense
Income (loss) from operations	3,794,000
Capital expenditures for the year ended December 31, 2021
Identifiable assets as of December 31, 2020	81,415,000	4,515,000
Operating Segments [Member] | Cryptocurrency [Member]
Segment Reporting Information [Line Items]
Revenue
Revenue, cryptocurrency mining, net	3,450,000
Revenue, commercial real estate leases	788,000
Revenue, lending and trading activities
Revenue, hotel
Total revenues	4,238,000
Depreciation and amortization expense	1,384,000
Income (loss) from operations	1,541,000
Capital expenditures for the year ended December 31, 2021	85,927,000
Identifiable assets as of December 31, 2020	99,590,000
Operating Segments [Member] | Real Estate [Member]
Segment Reporting Information [Line Items]
Revenue
Revenue, cryptocurrency mining, net
Revenue, commercial real estate leases
Revenue, lending and trading activities
Revenue, hotel	189,000
Total revenues	189,000
Depreciation and amortization expense	138,000
Income (loss) from operations	(194,000)
Capital expenditures for the year ended December 31, 2021	86,884,000
Identifiable assets as of December 31, 2020	93,838,000
Operating Segments [Member] | Ault Disoerative [Member]
Segment Reporting Information [Line Items]
Revenue
Revenue, cryptocurrency mining, net
Revenue, commercial real estate leases
Revenue, lending and trading activities
Revenue, hotel
Total revenues
Depreciation and amortization expense
Income (loss) from operations	(20,000)
Capital expenditures for the year ended December 31, 2021
Identifiable assets as of December 31, 2020	119,335,000
Operating Segments [Member] | Holding Company 1 [Member]
Segment Reporting Information [Line Items]
Revenue
Revenue, cryptocurrency mining, net
Revenue, commercial real estate leases
Revenue, lending and trading activities
Revenue, hotel
Total revenues
Depreciation and amortization expense	55,000
Income (loss) from operations	(20,666,000)
Capital expenditures for the year ended December 31, 2021	217,000
Identifiable assets as of December 31, 2020	$ 57,791,000
Operating Segments [Member] | G W W One [Member]
Segment Reporting Information [Line Items]
Revenue		18,213,000
Revenue, lending and trading activities
Total revenues		18,213,000
Depreciation and amortization expense		508,000
Income (loss) from operations		(955,000)
Capital expenditures for the year ended December 31, 2021		550,000
Operating Segments [Member] | Turn On Green [Member]
Segment Reporting Information [Line Items]
Revenue		5,416,000
Revenue, lending and trading activities
Total revenues		5,416,000
Depreciation and amortization expense		33,000
Income (loss) from operations		(117,000)
Capital expenditures for the year ended December 31, 2021		26,000
Identifiable assets as of December 31, 2020		2,207,000
Operating Segments [Member] | Ault 1 [Member]
Segment Reporting Information [Line Items]
Revenue
Revenue, lending and trading activities		242,000
Total revenues		242,000
Depreciation and amortization expense		175,000
Income (loss) from operations		19,000
Capital expenditures for the year ended December 31, 2021		3,000
Operating Segments [Member] | Holding Company [Member]
Segment Reporting Information [Line Items]
Revenue
Revenue, lending and trading activities
Total revenues
Depreciation and amortization expense		12,000
Income (loss) from operations		(4,980,000)
Capital expenditures for the year ended December 31, 2021		3,000
Identifiable assets as of December 31, 2020		$ 38,727,000