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Deferred Revenue (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Deferred Revenue        
Total deferred revenue $ 7,308 $ 7,215    
Cloud-based connectivity and basic IoT services        
Deferred Revenue        
Total deferred revenue 1,122 1,375 $ 2,669 $ 2,058
Membership        
Deferred Revenue        
Total deferred revenue   672 3,473 1,077
SaaS        
Deferred Revenue        
Total deferred revenue $ 6,186 $ 5,168 $ 3,971 $ 1,040