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
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Tax Disclosure [Abstract]
Provisions for income tax expense/(benefit)	$ 76	$ 180	$ 137	$ 363

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