Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v2.4.1.9
Document and Entity Information
3 Months Ended
Mar. 31, 2015
Apr. 30, 2015
Entity Registrant Name Liberty Broadband Corp  
Entity Central Index Key 0001611983  
Document Type 10-Q  
Document Period End Date Mar. 31, 2015  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Well-known Seasoned Issuer No  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q1  
Class A common stock    
Entity Common Stock, Shares Outstanding   26,131,122dei_EntityCommonStockSharesOutstanding
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= us-gaap_CommonClassAMember
Class B common stock    
Entity Common Stock, Shares Outstanding   2,467,547dei_EntityCommonStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember
Class C common stock    
Entity Common Stock, Shares Outstanding   74,577,775dei_EntityCommonStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassCMember