Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition - Summary of Contract Balances (Details)

v3.21.1
Revenue Recognition - Summary of Contract Balances (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2021
USD ($)
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]  
Balance at, January 1, 2021 $ 5
Balance at, March 31, 2021 0
Contractual Liability  
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]  
Balance at, January 1, 2021 5
Recognition of revenue $ (5)