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Significant Accounting Policies (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Significant Accounting Policies (Details) [Line Items]      
Inventory write-off $ 407,000 $ 316,000  
Impairment loss related to intangible assets   517,000  
Impairment loss goodwill 471,000    
Severance expenses $ 267,000 379,000 $ 315,000
Tex benefit percentage 50.00%    
Allowance for doubtful accounts $ 21,000 $ 16,000 $ 1,000
Anti-dilutive (in Shares) 40,000,479   413,373
Fair value of goodwill $ 4,670,000    
Investment Company, Incentive Fee to Average Net Assets 75.00%    
Fair value assets percentage 90.00%    
RFID Division [Member]      
Significant Accounting Policies (Details) [Line Items]      
Impairment loss $ 4,700    
Goodwill impairment loss $ 471,000