Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition - Reconciliation of Revenue from Segments to Consolidated (Detail)

v3.19.3
Revenue Recognition - Reconciliation of Revenue from Segments to Consolidated (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Disaggregation of Revenue [Line Items]        
Revenue, Net $ 64,116 $ 65,528 $ 189,265 $ 195,595
Block Programming National [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     36,517  
Block Programming Local [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     22,867  
Spot Advertising - National [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     11,956  
Spot Advertising - Local [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     38,467  
Infomercials [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     1,091  
Network [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     13,923  
Digital Advertising [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     23,984  
Digital Streaming [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     3,504  
Digital Downloads and eBooks [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     5,428  
Subscriptions [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     7,482  
Book Sales and e-commerce, net of estimated sales returns and allowances [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     10,104  
Self-Publishing Fees [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     4,258  
Print Advertising [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     499  
Other Revenues [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     9,185  
Transferred at Point in Time [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     187,524  
Rental Income [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     1,741  
Broadcast [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     142,854  
Broadcast [Member] | Block Programming National [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     36,517  
Broadcast [Member] | Block Programming Local [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     22,867  
Broadcast [Member] | Spot Advertising - National [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     11,956  
Broadcast [Member] | Spot Advertising - Local [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     38,467  
Broadcast [Member] | Infomercials [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     1,091  
Broadcast [Member] | Network [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     13,923  
Broadcast [Member] | Digital Advertising [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     8,558  
Broadcast [Member] | Digital Streaming [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     557  
Broadcast [Member] | Subscriptions [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     825  
Broadcast [Member] | Book Sales and e-commerce, net of estimated sales returns and allowances [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     294  
Broadcast [Member] | Print Advertising [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     25  
Broadcast [Member] | Other Revenues [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     7,774  
Broadcast [Member] | Transferred at Point in Time [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     141,161  
Broadcast [Member] | Rental Income [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     1,693  
Digital [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     29,349  
Digital [Member] | Digital Advertising [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     15,136  
Digital [Member] | Digital Streaming [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     2,947  
Digital [Member] | Digital Downloads and eBooks [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     4,196  
Digital [Member] | Subscriptions [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     6,076  
Digital [Member] | Book Sales and e-commerce, net of estimated sales returns and allowances [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     468  
Digital [Member] | Print Advertising [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     0  
Digital [Member] | Other Revenues [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     526  
Digital [Member] | Transferred at Point in Time [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     29,301  
Digital [Member] | Rental Income [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     48  
Publishing [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     17,062  
Publishing [Member] | Digital Advertising [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     290  
Publishing [Member] | Digital Downloads and eBooks [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     1,232  
Publishing [Member] | Subscriptions [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     581  
Publishing [Member] | Book Sales and e-commerce, net of estimated sales returns and allowances [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     9,342  
Publishing [Member] | Self-Publishing Fees [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     4,258  
Publishing [Member] | Print Advertising [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     474  
Publishing [Member] | Other Revenues [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     885  
Publishing [Member] | Transferred at Point in Time [Member]        
Disaggregation of Revenue [Line Items]        
Revenue, Net     $ 17,062