Annual report pursuant to Section 13 and 15(d)

Equity - Additional Information (Detail)

v3.19.3.a.u2
Equity - Additional Information (Detail)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Jun. 30, 2019
Title
shares
Mar. 31, 2018
USD ($)
$ / shares
shares
Dec. 31, 2019
USD ($)
shares
Dec. 31, 2018
USD ($)
shares
Equity [Line Items]        
Ownership percentage of common stock shares outstanding of chairman     81.00%  
Net proceeds from issuance of shares | $     $ 287 $ 37,430
Original Content Acquisition [Member]        
Equity [Line Items]        
Number of titles of original content acquired to be integrated | Title 450      
Class B Common Stock Converted Into Class A Common Stock [Member]        
Equity [Line Items]        
Stock conversion ratio     100.00%  
Class B Common Stock [Member]        
Equity [Line Items]        
Common stock, shares outstanding     5,400,000 5,400,000
Common stock voting rights     ten votes on all matters submitted to a vote of shareholders.  
Class B Common Stock [Member] | Board of Directors Chairman and CEO [Member]        
Equity [Line Items]        
Ownership percentage of common stock shares outstanding of chairman     100.00%  
Common stock, shares outstanding     5,400,000  
Class A Common Stock [Member]        
Equity [Line Items]        
Common stock, shares outstanding     13,023,231 12,500,139
Common stock voting rights     one vote for each share held on all matters submitted to a vote of shareholders.  
Class A Common Stock [Member] | Complementary Streaming Platform [Member]        
Equity [Line Items]        
Issuance of common stock as consideration for acquisition 404,891      
Class A Common Stock [Member] | Complementary Streaming Platform [Member] | Maximum [Member]        
Equity [Line Items]        
Additional number of shares to be issued as consideration 139,665      
Class A Common Stock [Member] | Original Content Acquisition [Member]        
Equity [Line Items]        
Issuance of common stock as consideration for acquisition 79,941      
Class A Common Stock [Member] | Underwritten Public Offering [Member]        
Equity [Line Items]        
Common stock shares issued   2,683,333    
Public offering price per share | $ / shares   $ 15.00    
Net proceeds from issuance of shares | $   $ 37,100    
Class A Common Stock [Member] | Board of Directors Chairman and CEO [Member]        
Equity [Line Items]        
Common stock, shares outstanding     472,561