Quarterly report pursuant to Section 13 or 15(d)

Broadcast Licenses - Results of Impairment Testing of Broadcast Licenses Under Income Approach (Detail)

v3.20.2
Broadcast Licenses - Results of Impairment Testing of Broadcast Licenses Under Income Approach (Detail)
3 Months Ended
Mar. 31, 2020
Boston MA [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate 4.80%
Chicago IL [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate (9.00%)
Cleveland OH [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate (18.40%)
Louisville KY [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate (21.80%)
Philadelphia PA [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate (13.10%)
Portland OR [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate (14.80%)
Sacramento CA [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate (9.60%)
San Francisco Ca [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate 1.20%
Tampa FL [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate (28.00%)
Dallas TX [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate 8.50%
New York NY [Member]  
Goodwill And Other Intangible Assets [Line Items]  
Excess fair value estimate 7.30%