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Revenue and Deferred Revenue - Activity (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Contract with Customer Liability [Roll Forward]    
Balance, beginning of period $ 133 $ 376
Additions 614 233
Revenue recognized (441) (476)
Balance, end of period $ 306 $ 133