Quarterly report pursuant to Section 13 or 15(d)

Business and Summary of Significant Accounting Principles (Tables)

v2.4.0.6
Business and Summary of Significant Accounting Principles (Tables)
 3 Months Ended
Mar. 31, 2013
Business and Summary of Significant Accounting Policies [Abstract]  
Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block]
          Three Months Ended March 31,
          2013   2012
          Class A   Class B   Class A   Class B
  Basic net income per share:              
  Numerator:              
    Allocation of undistributed earnings $ 2,996   248   $ 1,321   108
                       
  Denominator:              
    Weighted average common shares outstanding 38,264   3,167   38,741   3,171
        Basic net income attributable to GCI common stockholders per common share $ 0.08   0.08   $ 0.03   0.03
                       
  Diluted net income per share:              
  Numerator:              
    Allocation of undistributed earnings for basic computation $ 2,996   248   $ 1,321   108
    Reallocation of undistributed earnings as a result of conversion of Class B to Class A shares 248   -   108   -
    Reallocation of undistributed earnings as a result of conversion of dilutive securities -   (4)   -   (9)
    Effect of share based compensation that may be settled in cash or shares (34)   -   (100)   -
      Net income adjusted for allocation of undistributed earnings and effect of share based compensation that may be settled in cash or shares $ 3,210   244   $ 1,329   99
                       
  Denominator:              
    Number of shares used in basic computation 38,264   3,167   38,741   3,171
    Conversion of Class B to Class A common shares outstanding 3,167   -   3,171   -
    Unexercised stock options 173   -   272   -
    Effect of share based compensation that may be settled in cash or shares 91   -   158   -
  Number of shares used in per share computation 41,695   3,167   42,342   3,171
        Diluted net income attributable to GCI common stockholders per common share $ 0.08   0.08   $ 0.03   0.03
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
     
    2013   2012  
  Shares associated with anti-dilutive unexercised stock options   88   36  
Schedule Of Contingent Awards [Table Text Block]
    2013   2012  
  Shares associated with contingent awards   58   8  
Schedule of Stock by Class [Table Text Block]
      Class A   Class B  
    Balances at December 31, 2011 39,296   3,171  
  Shares issued upon stock option exercises 187   -  
  Share awards issued 316   -  
  Shares retired (862)   -  
  Shares acquired to settle minimum statutory tax withholding requirements (289)   -  
    Balances at March 31, 2012 38,648   3,171  
             
    Balances at December 31, 2012 38,534   3,169  
  Class B shares converted to Class A 2   (2)  
  Shares issued upon stock option exercises 50   -  
  Share awards issued 621   -  
  Shares retired (795)   -  
  Shares acquired to settle minimum statutory tax withholding requirements (14)   -  
  Other (2)   -  
    Balances at March 31, 2013 38,396   3,167  
Excise And Sales Taxes [Table Text Block]
    Three Months Ended March 31,
      2013   2012  
  Surcharges reported gross $ 1,228   1,482