Annual report pursuant to Section 13 and 15(d)

Basis of Presentation (Details)

v3.19.3.a.u2
Basis of Presentation (Details)
$ in Millions
1 Months Ended 12 Months Ended
May 18, 2016
Dec. 10, 2014
Oct. 29, 2014
Dec. 31, 2019
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Broadband Spin-Off Distribution Ratio     0.25      
Charter            
Investment control percentage 25.01%          
Liberty            
Reimbursable amount         $ 54.2 $ 3.5
Liberty | CEO            
CEO compensation allocation percentage       18.00%    
Employment agreement term       5 years    
Annual base salary       $ 3.0    
One-time cash commitment bonus       5.0    
Annual target cash performance bonus       17.0    
Annual equity awards       17.5    
Upfront awards       $ 90.0    
Series C common stock            
Subscription rights distribution ratio   0.20        
Charter            
Voting interest acquired (as a percent)       25.01% 25.01%