Contract Assets and Liabilities Current and Long-term Contract Liabilities (Details 1) $ in Thousands	Dec. 31, 2021 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2022-01-01
Revenue Initial Application Period Cumulative Effect Transition [Line Items]
Contract liability	$ 1,300
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	12 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2023-01-01
Revenue Initial Application Period Cumulative Effect Transition [Line Items]
Contract liability	$ 411
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	12 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2024-01-01
Revenue Initial Application Period Cumulative Effect Transition [Line Items]
Contract liability	$ 24
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	24 months