Revenues - Expected Future Revenue for Subscription Services Related to Performance Obligations Unsatisfied or Partially Unsatisfied (Details) $ in Thousands	Dec. 31, 2021 USD ($)
Disaggregation Of Revenue [Line Items]
Subscription Services Revenues	$ 3,703
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2022-01-01
Disaggregation Of Revenue [Line Items]
Subscription Services Revenues	$ 3,403
Remaining performance obligation, satisfaction period	1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2023-01-01
Disaggregation Of Revenue [Line Items]
Subscription Services Revenues	$ 300
Remaining performance obligation, satisfaction period	1 year