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Revenue Recognition - Service or Extended Maintenance Agreements (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2023
Dec. 31, 2022
Revenue from Contract with Customer [Abstract]      
Unearned revenue associated with outstanding contracts $ 2.8 $ 2.8 $ 2.8
Revenue recognized $ 0.6 $ 1.8