Sonim Technologies Inc. Quarterly report pursuant to Section 13 or 15(d)

Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2017	Mar. 31, 2020
Income Tax Disclosure [Abstract]
Provisions for income tax expense/(benefit)	$ 180	$ 457	$ 363	$ 752
Reclassified minimum tax credit amount						$ 68
Corporate tax rate			21.00%		35.00%
Gross amount of unrecognized tax benefits	$ 7,000		$ 7,000

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.