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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Total revenue	$ 23,871,277	$ 22,361,994
RF/Microwave Filters [Member]
Total revenue	4,330,091	2,245,748
Detector Logarithmic Video Amplifiers [Member]
Total revenue	473,150	558,155
Power Supply Units [Member]
Total revenue	8,071,861	7,481,828
Power Supply Systems [Member]
Total revenue	1,481,922	1,920,594
Services Transferred Over Time [Member]
Total revenue	9,271,835	8,988,085
Healthcare Diagnostic Systems [Member]
Total revenue	1,011,574	1,711,050
Defense Systems [Member]
Total revenue	8,260,261	7,140,134
Digital Currency Mining [Member]
Total revenue		641,745
Restaurant Operations [Member]
Total revenue		4,149,646
Lending Activities [Member]
Total revenue	242,418	662,740
Goods Transferred At A Point In Time [Member]
Total revenue	14,599,442	13,373,909
GWW [Member]
Total revenue	18,212,721	15,231,843
GWW [Member] | RF/Microwave Filters [Member]
Total revenue	4,330,091	2,245,748
GWW [Member] | Detector Logarithmic Video Amplifiers [Member]
Total revenue	473,150	558,155
GWW [Member] | Power Supply Units [Member]
Total revenue	2,655,723	1,656,162
GWW [Member] | Power Supply Systems [Member]
Total revenue	1,481,922	1,920,594
GWW [Member] | Services Transferred Over Time [Member]
Total revenue	9,271,835	8,988,085
GWW [Member] | Healthcare Diagnostic Systems [Member]
Total revenue	1,011,574	1,711,050
GWW [Member] | Defense Systems [Member]
Total revenue	8,260,261	7,140,134
GWW [Member] | Digital Currency Mining [Member]
Total revenue
GWW [Member] | Restaurant Operations [Member]
Total revenue
GWW [Member] | Lending Activities [Member]
Total revenue
GWW [Member] | Goods Transferred At A Point In Time [Member]
Total revenue	8,940,886	6,243,758
Coolisys [Member]
Total revenue	5,416,138	5,825,666
Coolisys [Member] | RF/Microwave Filters [Member]
Total revenue
Coolisys [Member] | Detector Logarithmic Video Amplifiers [Member]
Total revenue
Coolisys [Member] | Power Supply Units [Member]
Total revenue	5,416,138	5,825,666
Coolisys [Member] | Power Supply Systems [Member]
Total revenue
Coolisys [Member] | Services Transferred Over Time [Member]
Total revenue
Coolisys [Member] | Healthcare Diagnostic Systems [Member]
Total revenue
Coolisys [Member] | Defense Systems [Member]
Total revenue
Coolisys [Member] | Digital Currency Mining [Member]
Total revenue
Coolisys [Member] | Restaurant Operations [Member]
Total revenue
Coolisys [Member] | Lending Activities [Member]
Total revenue
Coolisys [Member] | Goods Transferred At A Point In Time [Member]
Total revenue	5,416,138	5,825,666
Ault Alliance [Member]
Total revenue	242,418	1,304,485
Ault Alliance [Member] | RF/Microwave Filters [Member]
Total revenue
Ault Alliance [Member] | Power Supply Systems [Member]
Total revenue
Ault Alliance [Member] | Services Transferred Over Time [Member]
Total revenue
Ault Alliance [Member] | Healthcare Diagnostic Systems [Member]
Total revenue
Ault Alliance [Member] | Defense Systems [Member]
Total revenue
Ault Alliance [Member] | Digital Currency Mining [Member]
Total revenue
Ault Alliance [Member] | Restaurant Operations [Member]
Total revenue
Ault Alliance [Member] | Lending Activities [Member]
Total revenue	242,418	662,740
Ault Alliance [Member] | Goods Transferred At A Point In Time [Member]
Total revenue	242,418	1,304,485
Digital Farms [Member]
Total revenue		641,745
Digital Farms [Member] | RF/Microwave Filters [Member]
Total revenue
Digital Farms [Member] | Detector Logarithmic Video Amplifiers [Member]
Total revenue
Digital Farms [Member] | Power Supply Units [Member]
Total revenue
Digital Farms [Member] | Power Supply Systems [Member]
Total revenue
Digital Farms [Member] | Services Transferred Over Time [Member]
Total revenue
Digital Farms [Member] | Healthcare Diagnostic Systems [Member]
Total revenue
Digital Farms [Member] | Defense Systems [Member]
Total revenue
Digital Farms [Member] | Digital Currency Mining [Member]
Total revenue		641,745
Digital Farms [Member] | Restaurant Operations [Member]
Total revenue
Digital Farms [Member] | Lending Activities [Member]
Total revenue
Digital Farms [Member] | Goods Transferred At A Point In Time [Member]
Total revenue		641,745
I. AM, Inc. [Member]
Total revenue		4,149,646
I. AM, Inc. [Member] | RF/Microwave Filters [Member]
Total revenue
I. AM, Inc. [Member] | Detector Logarithmic Video Amplifiers [Member]
Total revenue
I. AM, Inc. [Member] | Power Supply Units [Member]
Total revenue
I. AM, Inc. [Member] | Power Supply Systems [Member]
Total revenue
I. AM, Inc. [Member] | Services Transferred Over Time [Member]
Total revenue
I. AM, Inc. [Member] | Healthcare Diagnostic Systems [Member]
Total revenue
I. AM, Inc. [Member] | Defense Systems [Member]
Total revenue
I. AM, Inc. [Member] | Digital Currency Mining [Member]
Total revenue
I. AM, Inc. [Member] | Restaurant Operations [Member]
Total revenue		4,149,646
I. AM, Inc. [Member] | Lending Activities [Member]
Total revenue
I. AM, Inc. [Member] | Goods Transferred At A Point In Time [Member]
Total revenue		4,149,646
North America [Member]
Total revenue	11,460,436	10,923,146
North America [Member] | GWW [Member]
Total revenue	6,717,843	4,342,565
North America [Member] | Coolisys [Member]
Total revenue	4,500,175	5,276,096
North America [Member] | Ault Alliance [Member]
Total revenue	242,418	1,304,485
North America [Member] | Digital Farms [Member]
Total revenue		641,745
North America [Member] | I. AM, Inc. [Member]
Total revenue		4,149,646
Europe [Member]
Total revenue	2,328,835	1,678,256
Europe [Member] | GWW [Member]
Total revenue	1,878,782	1,672,489
Europe [Member] | Coolisys [Member]
Total revenue	450,053	5,767
Europe [Member] | Ault Alliance [Member]
Total revenue
Europe [Member] | Digital Farms [Member]
Total revenue
Europe [Member] | I. AM, Inc. [Member]
Total revenue
Middle East [Member]
Total revenue	9,273,158	8,681,023
Middle East [Member] | GWW [Member]
Total revenue	9,273,158	8,659,675
Middle East [Member] | Coolisys [Member]
Total revenue		21,348
Middle East [Member] | Ault Alliance [Member]
Total revenue
Middle East [Member] | Digital Farms [Member]
Total revenue
Middle East [Member] | I. AM, Inc. [Member]
Total revenue
Other [Member]
Total revenue	808,848	1,079,569
Other [Member] | GWW [Member]
Total revenue	342,938	557,114
Other [Member] | Coolisys [Member]
Total revenue	$ 465,910	522,455
Other [Member] | Ault Alliance [Member]
Total revenue
Other [Member] | Digital Farms [Member]
Total revenue
Other [Member] | I. AM, Inc. [Member]
Total revenue
Detector Logarithmic Video Amplifiers [Member] | Ault Alliance [Member]
Total revenue
Power Supply Units [Member] | Ault Alliance [Member]
Total revenue

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