Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.7.0.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2017
Apr. 17, 2017
Entity Registrant Name Liberty Broadband Corp  
Entity Central Index Key 0001611983  
Document Type 10-Q  
Document Period End Date Mar. 31, 2017  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q1  
Series A common stock    
Entity Common Stock, Shares Outstanding   26,278,751
Series B common stock    
Entity Common Stock, Shares Outstanding   2,467,509
Series C common stock    
Entity Common Stock, Shares Outstanding   153,070,669