Quarterly report pursuant to Section 13 or 15(d)

Wholly Owned Foreign Subsidiaries - Schedule of Financial Statements of Foreign Subsidiary (Details)

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Wholly Owned Foreign Subsidiaries - Schedule of Financial Statements of Foreign Subsidiary (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Mar. 31, 2019
Jun. 30, 2018
Mar. 31, 2018
Jun. 30, 2019
Jun. 30, 2018
Foreign Subsidiaries Financial Information Disclosure [Line Items]            
Net revenue $ 16,274,000   $ 14,809,000   $ 29,885,000 $ 28,188,000
Net income (loss) (2,585,000) $ (2,194,000) (1,116,000) $ (990,000) (4,779,000) (2,106,000)
I.D. Systems GmbH [Member]            
Foreign Subsidiaries Financial Information Disclosure [Line Items]            
Net revenue 750,000   328,000   1,221,000 522,000
Net income (loss) 126,000   (186,000)   69,000 (230,000)
I.D. Systems Ltd [Member]            
Foreign Subsidiaries Financial Information Disclosure [Line Items]            
Net revenue 49,000   35,000   229,000 132,000
Net income (loss) $ (72,000)   $ (176,000)   $ 29,000 $ (130,000)