Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Contingencies (Details)

v3.20.2
Commitments and Contingencies - Contingencies (Details) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended
Mar. 02, 2020
Dec. 03, 2019
May 03, 2018
Mar. 31, 2017
Aug. 31, 2016
Aug. 31, 2014
Dec. 31, 2019
Settled litigation | UMG Recordings              
Loss Contingencies [Line Items]              
Paid to American in settlement of lawsuit       $ 5.0 $ 18.0    
Stock issued for legal settlements (in shares)         72,000    
Settled litigation | BMG Rights Management (US) LLC              
Loss Contingencies [Line Items]              
Payment for lawsuit settlement   $ 5.5          
Loss contingency             $ 3.5
Settled litigation | SwiftAir, LLC              
Loss Contingencies [Line Items]              
Fees paid $ 2.2            
Costs paid $ 0.1            
Pending Litigation | SwiftAir, LLC              
Loss Contingencies [Line Items]              
Damages sought           $ 9.0  
Price Per Share Scenario One | Common Stock | UMG Recordings              
Loss Contingencies [Line Items]              
Stock issued during period, litigation (in shares)       20,000      
Share price (in usd per share)       $ 250.00      
Price Per Share Scenario Two | Common Stock | UMG Recordings              
Loss Contingencies [Line Items]              
Stock issued during period, litigation (in shares)       16,000      
Share price (in usd per share)       $ 300.00      
Within 14 Days of Execution of Settlement Agreement | Settled litigation | BMG Rights Management (US) LLC              
Loss Contingencies [Line Items]              
Payment for lawsuit settlement     $ 0.5        
On or Before each of December 31, 2019, June 30, 2020, and June 30, 2021 | Settled litigation | BMG Rights Management (US) LLC              
Loss Contingencies [Line Items]              
Payment for lawsuit settlement     1.5        
On or before June 30, 2022 | Settled litigation | BMG Rights Management (US) LLC              
Loss Contingencies [Line Items]              
Payment for lawsuit settlement     $ 0.5