Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Details)

v3.24.3
Segment Information (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Dec. 31, 2023
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue $ 262 $ 240 $ 753 $ 731  
Gross receivables 183   183   $ 181
Deferred revenue 35   $ 35   $ 43
Charter          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Financial results included in the disclosure (as a percent)     100.00%    
Operating segments | GCI Holdings          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 262 240 $ 753 731  
Operating segments | GCI Holdings | Lease, grant, and revenue from subsidies          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 18 19 57 57  
Operating segments | GCI Holdings | Consumer revenue | Data          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 59 57 179 175  
Operating segments | GCI Holdings | Consumer revenue | Wireless          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 35 34 104 104  
Operating segments | GCI Holdings | Consumer revenue | Other revenue          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 11 10 30 32  
Operating segments | GCI Holdings | Business revenue | Data          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 125 104 340 315  
Operating segments | GCI Holdings | Business revenue | Wireless          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 11 11 32 33  
Operating segments | GCI Holdings | Business revenue | Other revenue          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 3 5 11 15  
Operating segments | Charter          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue $ 13,795 $ 13,584 $ 41,159 $ 40,896