Deferred Revenues (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Recognition of deferred revenues	$ 498	$ 750	$ 838	$ 1,192
Minimum
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Service period of the performance obligations	5 months		5 months
Maximum
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Service period of the performance obligations	27 months		27 months