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Sale of Ads Business Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Aug. 16, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Loss from sale of Advertising business   $ 56 $ 0 $ 4,874 $ 0
Ads Business | Discontinued Operations, Disposed of by Sale          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Percentage ownership received 14.50%        
Member interest value $ 15,600        
Loss from sale of Advertising business       4,900  
Severance costs       1,900  
Legal and third-party consulting fees       $ 363