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Revenue Recognition - Additional Information (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Disaggregation Of Revenue [Line Items]    
Total capitalized costs $ 3,707  
Contract liabilities $ 346 $ 291
Other Assets    
Disaggregation Of Revenue [Line Items]    
Total capitalized costs   $ 4,525