Revenues - Expected Future Revenue for Subscription Services Related to Performance Obligations Unsatisfied or Partially Unsatisfied (Details) $ in Thousands	Mar. 31, 2022 USD ($)
Disaggregation Of Revenue [Line Items]
Subscription Services Revenues	$ 1,574
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2022-04-01
Disaggregation Of Revenue [Line Items]
Subscription Services Revenues	$ 1,165
Remaining performance obligation, satisfaction period	9 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2023-01-01
Disaggregation Of Revenue [Line Items]
Subscription Services Revenues	$ 393
Remaining performance obligation, satisfaction period	1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2024-01-01
Disaggregation Of Revenue [Line Items]
Subscription Services Revenues	$ 16
Remaining performance obligation, satisfaction period	1 year