Quarterly report pursuant to Section 13 or 15(d)

Business and Summary of Significant Accounting Principles (Basic EPS calculations) (Details)

v2.4.0.8
Business and Summary of Significant Accounting Principles (Basic EPS calculations) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Class of Stock [Line Items]    
Allocation of undistributed earnings $ 2,121 $ 3,244
Common Stock - Class A [Member]
   
Class of Stock [Line Items]    
Allocation of undistributed earnings 1,958 2,996
Weighted average common shares outstanding 37,987 38,264
Basic net income attributable to GCI common stockholders per common share (USD per share) $ 0.05 $ 0.08
Common Stock - Class B [Member]
   
Class of Stock [Line Items]    
Allocation of undistributed earnings $ 163 $ 248
Weighted average common shares outstanding 3,163 3,167
Basic net income attributable to GCI common stockholders per common share (USD per share) $ 0.05 $ 0.08