Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition - Performance Obligation (Details)

v3.20.2
Revenue Recognition - Performance Obligation (Details)
$ in Thousands
Sep. 30, 2020
USD ($)
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 4,056
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-10-01  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 558
Expected timing of satisfaction, period 3 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 1,376
Expected timing of satisfaction, period 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 2,122
Expected timing of satisfaction, period
Product Revenue [Member]  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 1,987
Product Revenue [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-10-01  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 0
Expected timing of satisfaction, period 3 months
Product Revenue [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 364
Expected timing of satisfaction, period 1 year
Product Revenue [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 1,623
Expected timing of satisfaction, period
Research and Development Revenue [Member]  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 2,069
Research and Development Revenue [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-10-01  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 558
Expected timing of satisfaction, period 3 months
Research and Development Revenue [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-01  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 1,012
Expected timing of satisfaction, period 1 year
Research and Development Revenue [Member] | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-01  
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]  
Performance obligation $ 499
Expected timing of satisfaction, period