Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition - Summary of Contract Balances (Details)

v3.20.2
Revenue Recognition - Summary of Contract Balances (Details)
$ in Thousands
6 Months Ended
Jun. 30, 2020
USD ($)
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]  
Balance at January 1, 2020 $ 291
Balance at June 30, 2020 346
Contractual Liability  
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]  
Balance at January 1, 2020 291
Recognition of revenue (4)
Addition of revenue 59
Balance at June 30, 2020 $ 346