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Stock-Based Compensation (Tables)
12 Months Ended
Dec. 31, 2011
Stock based compensation  
Stock-based compensation
Year Ended December 31,2011 2010 2009
(Dollars in thousands)           
Stock option awards $20,443  $18,623  $17,075 
Restricted stock unit awards  14,905   14,781   13,823 
Deferred compensation matching stock unit awards  124   269   281 
Employee stock purchase plans  485   566   471 
Awards under Non-employee Director compensation plan  880   889   836 
Total stock-based compensation, before income taxes  36,837   35,128   32,486 
Income tax benefit  (13,862)  (13,288)  (12,228)
Total stock-based compensation expense, net of income taxes $22,975  $21,840  $20,258 
Stock-based compensation, allocation by financial statement line item
December 31,  2011  2010  2009
(Dollars in thousands)        
Selling, general and administrative expense$33,949 $32,838 $30,036
Cost of services and products 2,888  2,290  2,450
Total stock-based compensation$36,837 $35,128 $32,486
TDS Parent Company | Long-Term Incentive Plans | Stock Options
 
Stock based compensation  
Stock-based compensation, fair value assumptions
  2011 2010 2009
 Expected life 5.5 Years  5.3 Years  5.1 Years 
 Expected annual volatility rate 37.6% 37.8% 43.0%
 Dividend yield 1.6% 1.7% 1.6%
 Risk-free interest rate 2.1% 2.1% 2.5%
 Estimated annual forfeiture rate 3.0% 3.0% 1.9%
TDS Parent Company | Long-Term Incentive Plans | Tandem Options
 
Stock based compensation  
Summary of stock options
               Weighted
               Average
      Weighted Weighted    Remaining
  Number of Average Average Aggregate Contractual
  Tandem Exercise Grant Date Intrinsic Life
Tandem Options Options  Price Fair Value Value (in years)
Outstanding at December 31, 2008  987,000  $81.03        
(987,000 exercisable)      81.03        
Exercised   (6,000)  49.84    $50,000  
Forfeited              
Expired   (80,000)  75.44        
Outstanding at December 31, 2009  901,000  $81.73        
(901,000 exercisable)      81.73        
Exercised   (2,000)  45.53    $46,000  
Forfeited              
Expired   (248,000)  113.56        
Outstanding at December 31, 2010  651,000  $69.60        
(651,000 exercisable)      69.60        
Exercised   (2,000)  53.77    $30,000  
Forfeited              
Expired   (78,000)  99.23        
Impact of Share Consolidation  (571,000)  65.64    $158,000 2.1
Outstanding at December 31, 2011              
TDS Parent Company | Common Shares | Long-Term Incentive Plans | Stock Options
 
Stock based compensation  
Summary of stock options
               Weighted
               Average
      Weighted Weighted    Remaining
      Average Average Aggregate Contractual
  Number of Exercise Grant Date Intrinsic Life
Common Share Options Options Prices Fair Value Value (in years)
Outstanding at December 31, 2010    $        
Impact of Share Consolidation               
Reclassification of Tandem Options  1,192,000   31.45        
Reclassification of Special Common Options  6,024,000   34.38        
Outstanding at December 31, 2011  7,216,000  $33.89    $373,000 6.5
(4,865,000 exercisable)     $36.67    $373,000 5.4
TDS Parent Company | Common Shares | Long-Term Incentive Plans | Restricted Stock Units
 
Stock based compensation  
Summary of nonvested restricted stock units
 Common Restricted Stock Units NumberWeighted Average Grant Date Fair Value
 Nonvested at December 31, 2010  $
  Impact of Share Consolidation 389,000  27.45
 Nonvested at December 31, 2011 389,000 $27.45
TDS Parent Company | Special Common Shares | Long-Term Incentive Plans | Stock Options
 
Stock based compensation  
Summary of stock options
               Weighted
               Average
      Weighted Weighted    Remaining
      Average Average Aggregate Contractual
  Number of Exercise Grant Date Intrinsic Life
Special Common Share Options Options Prices Fair Value Value (in years)
Outstanding at December 31, 2008  2,614,000  $44.77        
(1,428,000 exercisable)      52.59        
Granted   1,399,000   26.95 $9.60     
Exercised          $  
Forfeited   (68,000)  31.19        
Expired   (85,000)  48.81        
Outstanding at December 31, 2009  3,860,000  $38.46        
(1,732,000 exercisable)      48.91        
Granted   1,387,000   26.66 $8.37     
Exercised   (5,000)  26.95    $17,000  
Forfeited   (105,000)  29.64        
Expired   (29,000)  45.16        
Outstanding at December 31, 2010  5,108,000  $35.41        
(2,506,000 exercisable)      43.14        
Granted   1,034,000   29.94 $9.59     
Exercised   (5,000)  26.95    $19,000  
Forfeited   (34,000)  28.12        
Expired  (79,000)  35.00        
Impact of Share Consolidation  (6,024,000) $34.38    $ 7.3
Outstanding at December 31, 2011              
TDS Parent Company | Special Common Shares | Long-Term Incentive Plans | Restricted Stock Units
 
Stock based compensation  
Summary of nonvested restricted stock units
 Special Common Restricted Stock Units Number Weighted Average Grant Date Fair Value
 Nonvested at December 31, 2010 334,000  $26.28
  Granted 236,000   28.73
  Vested (179,000)  26.95
  Forfeited (2,000)  26.92
  Impact of Share Consolidation (389,000)  27.45
 Nonvested at December 31, 2011   $
U.S. Cellular | US Cellular Common Shares | 2005 Long-Term Incentive Plan | Stock Options
 
Stock based compensation  
Stock-based compensation, fair value assumptions
   2011 2010 2009
 Expected life 4.3 years 0.9-8.0 years 3.9 years
 Expected volatility 43.4%-44.8% 26.9%-43.9% 40.3%-44.2%
 Dividend yield 0% 0% 0%
 Risk-free interest rate 0.7%-2.0% 0.4%-3.1% 1.2%-2.2%
 Estimated annual forfeiture rate 0.0%-7.8% 0.0%-8.4% 6.9%
Summary of stock options
               Weighted
               Average
      Weighted Weighted    Remaining
      Average Average Aggregate Contractual
  Number of  Exercise Grant Date Intrinsic Life
  Options  Price Fair Value Value (in years)
                
Outstanding at December 31, 2008  1,626,000  $57.15        
(624,000 exercisable)      51.56        
Granted   748,000   34.21 $11.75     
Exercised   (181,000)  34.01    $821,000  
Forfeited   (130,000)  47.98        
Expired   (34,000)  56.84        
Outstanding at December 31, 2009  2,029,000  $51.37        
(1,046,000 exercisable)      54.40        
Granted   831,000   41.98 $13.75     
Exercised   (317,000)  38.60    $1,555,000  
Forfeited   (88,000)  44.28        
Expired   (193,000)  61.50        
Outstanding at December 31, 2010  2,262,000  $49.12        
(1,151,000 exercisable)     $54.64        
Granted    595,000   51.70 $19.42     
Exercised    (173,000)   37.50    $ 2,099,000  
Forfeited    (72,000)   45.97        
Expired    (175,000)   57.05        
Outstanding at December 31, 2011  2,437,000  $50.10    $4,423,000 6.9
(1,321,000 exercisable)     $53.68    $2,361,000 5.5
U.S. Cellular | US Cellular Common Shares | 2005 Long-Term Incentive Plan | Restricted Stock Units
 
Stock based compensation  
Summary of nonvested deferred stock units
   Number  Weighted Average Grant Date Fair Value
 Nonvested at December 31, 2010 752,000  $42.69
  Granted 346,000   49.35
  Vested (189,000)  55.93
  Forfeited (64,000)  42.48
 Nonvested at December 31, 2011 845,000  $42.48