Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v2.4.1.9
Document and Entity Information
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Apr. 30, 2015
Entity Registrant Name GENERAL COMMUNICATION INC  
Entity Central Index Key 0000808461  
Current Fiscal Year End Date --12-31  
Entity Filer Category Accelerated Filer  
Document Type 10-Q  
Document Period End Date Mar. 31, 2015  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Common Stock - Class A [Member]    
Entity Common Stock Shares Outstanding   37,421dei_EntityCommonStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember
Common Stock - Class B [Member]    
Entity Common Stock Shares Outstanding   3,158dei_EntityCommonStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember