CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) - USD ($)	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Treasury Stock [Member]	Total
Beginning balance, value at Dec. 31, 2020		$ 28,000	$ 171,396,000	$ (121,396,000)	$ (1,718,000)	$ 822,000		$ 49,132,000
Beginning balance (in shares) at Dec. 31, 2020	132,040	27,753,562
Options			1,833,000					1,833,000
Issuance of common stock for cash		$ 35,000	160,448,000					160,483,000
Issuance of common stock for cash (in shares)		34,684,910
Financing cost in connection with sales of common stock			(4,952,000)					(4,952,000)
Increase in ownership interest of subsidiary						(587,000)		(587,000)
Purchase of treasury stock - Ault Alpha								2,773,000
Net income				1,346,000				1,346,000
Preferred dividends				(13,000)				(13,000)
Foreign currency translation adjustments					(141,000)			(141,000)
Net income attributable to non-controlling interest						93,000		93,000
Other				(3,000)	1,000			(2,000)
Issuance of common stock for restricted stock awards
Issuance of common stock for restricted stock awards (in shares)		449,373
Stock-based compensation:
Restricted stock awards			2,312,000					2,312,000
Issuance of stock options at Gresham Worldwide						587,000		587,000
Adjustment to treasury stock for holdings in investment partnerships							(2,773,000)	(2,773,000)
Comprehensive loss:
Purchase of treasury stock - Ault Alpha								(2,773,000)
Issuance of common stock for conversion of convertible notes payable			449,000					449,000
Common stock issued for cash (in shares)		183,214
Issuance of common stock for conversion of convertible notes payable, related party			400,000					400,000
Common stock issued for cash (in shares)		275,862
Net unrealized loss on derivatives  in related party					(7,773,000)			(7,773,000)
Ending balance, value at Sep. 30, 2021		$ 63,000	331,886,000	(120,066,000)	(9,631,000)	1,502,000	(2,773,000)	200,981,000
Ending balance (in shares) at Sep. 30, 2021	132,040	63,346,921
Beginning balance, value at Jun. 30, 2021		$ 56,000	311,759,000	(77,190,000)	(4,600,000)	1,364,000		231,389,000
Beginning balance (in shares) at Jun. 30, 2021	132,040	56,159,963
Options			1,794,000					1,794,000
Issuance of common stock for cash		$ 7,000	16,432,000					16,439,000
Issuance of common stock for cash (in shares)		6,737,585
Financing cost in connection with sales of common stock			(411,000)					(411,000)
Increase in ownership interest of subsidiary						(42,000)		(42,000)
Net income				(42,870,000)				(42,870,000)
Preferred dividends				(4,000)				(4,000)
Foreign currency translation adjustments					(182,000)			(182,000)
Net income attributable to non-controlling interest						96,000		96,000
Other				(2,000)				(2,000)
Issuance of common stock for restricted stock awards
Issuance of common stock for restricted stock awards (in shares)		449,373
Stock-based compensation:
Restricted stock awards			2,312,000					2,312,000
Issuance of stock options at Gresham Worldwide						42,000		42,000
Adjustment to treasury stock for holdings in investment partnerships							(2,773,000)	(2,773,000)
Comprehensive loss:
Net unrealized gain on derivatives  in related party					(4,849,000)			(4,849,000)
Ending balance, value at Sep. 30, 2021		$ 63,000	331,886,000	(120,066,000)	(9,631,000)	1,502,000	(2,773,000)	200,981,000
Ending balance (in shares) at Sep. 30, 2021	132,040	63,346,921
Beginning balance, value at Dec. 31, 2021		$ 84,000	385,644,000	(145,600,000)	(106,000)	1,613,000	(13,180,000)	228,455,000
Beginning balance (in shares) at Dec. 31, 2021	132,040	84,344,607
Preferred stock issued			3,873,000					3,873,000
Preferred stock issued (in shares)	154,928
Preferred stock offering costs			(602,000)					(602,000)
Options			5,190,000			556,000		5,746,000
Issuance of Gresham Worldwide common stock for GIGA acquisition			1,669,000					1,669,000
Issuance of common stock for cash		$ 257,000	167,726,000					167,983,000
Issuance of common stock for cash (in shares)		256,660,496
Financing cost in connection with sales of common stock			(4,103,000)					(4,103,000)
Increase in ownership interest of subsidiary			(1,980,000)			(1,921,000)		(3,901,000)
Purchase of treasury stock - Ault Alpha							15,607,000	15,607,000
Net income				(61,807,000)				(61,807,000)
Preferred dividends				(239,000)				(239,000)
Foreign currency translation adjustments					(1,452,000)			(1,452,000)
Net income attributable to non-controlling interest						(1,061,000)		(1,061,000)
Other			1,000	(1,000)	1,000		(1,000)
Issuance of common stock for restricted stock awards
Issuance of common stock for restricted stock awards (in shares)		441,879
Stock-based compensation:
Issuance of stock options at Gresham Worldwide			1,980,000			1,921,000		3,901,000
Comprehensive loss:
Non-controlling interest from AVLP acquisition						6,738,000		6,738,000
Purchase of treasury stock - Ault Alpha							(15,607,000)	(15,607,000)
Ending balance, value at Sep. 30, 2022		$ 341,000	557,418,000	(207,647,000)	(1,557,000)	18,996,000	(28,788,000)	338,763,000
Ending balance (in shares) at Sep. 30, 2022	286,968	341,446,982
Beginning balance, value at Jun. 30, 2022		$ 324,000	549,713,000	(200,184,000)	(1,863,000)	18,048,000	(20,639,000)	345,399,000
Beginning balance (in shares) at Jun. 30, 2022	278,658	324,440,579
Preferred stock issued			207,000					207,000
Preferred stock issued (in shares)	8,310
Preferred stock offering costs			(65,000)					(65,000)
Options			1,563,000			479,000		2,042,000
Issuance of Gresham Worldwide common stock for GIGA acquisition			1,669,000					1,669,000
Issuance of common stock for cash		$ 17,000	4,540,000					4,557,000
Issuance of common stock for cash (in shares)		17,006,403
Financing cost in connection with sales of common stock			(79,000)					(79,000)
Increase in ownership interest of subsidiary			(132,000)			(1,539,000)		(1,671,000)
Non-controlling interest from GIGA acquisition						2,735,000		2,735,000
Purchase of treasury stock - Ault Alpha							(8,148,000)	(8,148,000)
Net income				(7,271,000)				(7,271,000)
Preferred dividends				(190,000)				(190,000)
Foreign currency translation adjustments					306,000			306,000
Net income attributable to non-controlling interest						(725,000)		(725,000)
Other			2,000	(2,000)		(2,000)	(1,000)	(3,000)
Stock-based compensation:
Issuance of stock options at Gresham Worldwide			132,000			1,539,000		1,671,000
Comprehensive loss:
Non-controlling interest from SMC acquisition						10,336,000		10,336,000
Purchase of treasury stock - Ault Alpha							8,148,000	8,148,000
Ending balance, value at Sep. 30, 2022		$ 341,000	$ 557,418,000	$ (207,647,000)	$ (1,557,000)	$ 18,996,000	$ (28,788,000)	$ 338,763,000
Ending balance (in shares) at Sep. 30, 2022	286,968	341,446,982