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Revenue Recognition (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Revenue from Contract with Customer [Abstract]    
Deferred revenue recognized $ 1,408 $ 7,105
Capitalized contract cost 810 1,321
Amortization of capitalized contract cost 860 $ 934
Unfulfilled performance obligations $ 4,004  
Expected timing of performance obligation fulfillment expected to be fulfilled within nine years.