Annual report pursuant to Section 13 and 15(d)

Acquisition - Pro Forma Revenue and Net Earnings (Details)

v3.22.4
Acquisition - Pro Forma Revenue and Net Earnings (Details) - GCI Liberty Inc
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2020
USD ($)
$ / shares
Business Acquisition [Line Items]  
Revenue $ 968
Net earnings (loss) 695
Net earnings (loss) attributable to Liberty Broadband shareholders $ 695
Basic net earnings (loss) attributable to Series A, Series B and Series C Liberty Broadband shareholders per common share (in dollars per share) | $ / shares $ 3.82
Diluted net earnings (loss) attributable to Series A, Series B and Series C Liberty Broadband shareholders per common share (in dollars per share) | $ / shares $ 3.79