XML 69 R50.htm IDEA: XBRL DOCUMENT v3.22.0.1
PROPERTY, PLANT AND EQUIPMENT, INTANGIBLE ASSETS AND GOODWILL - Narrative (Details) - USD ($)
 3 Months Ended 4 Months Ended 8 Months Ended 9 Months Ended 12 Months Ended
Mar. 31, 2021
Mar. 31, 2021
Mar. 31, 2020
May 01, 2019
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                
Goodwill       $ 3,323,365,000 $ 3,325,622,000 $ 2,145,935,000 $ 2,313,581,000 $ 2,145,935,000
Indefinite-lived intangibles - licenses       2,281,720,000   1,770,345,000 $ 1,778,045,000 1,770,345,000
Indefinite-lived intangible assets impairment test, forecast period             10 years  
Finite-lived intangible assets impairment     $ 0          
Amortization of intangible assets       12,700,000 171,500,000   $ 280,600,000 258,900,000
Goodwill impairment   $ 0 1,200,000,000     0   1,224,374,000
Audio                
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                
Goodwill         3,221,468,000 2,041,536,000   2,041,536,000
Goodwill, accumulated impairment loss         3,500,000,000      
Goodwill impairment               1,224,374,000
Audio & Media Services Group                
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                
Goodwill         104,154,000 $ 104,399,000   104,399,000
Goodwill, accumulated impairment loss         $ 212,000,000      
Goodwill impairment               $ 0
Licensing Agreements                
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                
Indefinite-lived intangibles - licenses       2,281,720,000        
Non-cash impairment charge     $ 502,700,000 $ 91,400,000        
Triton Digital                
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                
Amount paid for acquisition $ 228,500,000              
Assets acquired 69,400,000 69,400,000            
Intangible assets acquired 191,300,000 191,300,000            
Goodwill 168,000,000 168,000,000            
Tax-deductible goodwill 6,900,000 6,900,000            
Liabilities assumed $ 32,200,000 $ 32,200,000