Annual report pursuant to Section 13 and 15(d)

Business and Summary of Significant Accounting Principles (Changes in Issued Common Stock) (Details)

v2.4.0.8
Business and Summary of Significant Accounting Principles (Changes in Issued Common Stock) (Details)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Common Stock [Roll Forward]      
Shares issued upon stock option exercises 87    
Class A Common Stock [Member]
      
Common Stock [Roll Forward]      
Balance, Beginning 38,534 39,296 44,213
Class B shares converted to Class A 4 2 7
Shares issued upon stock option exercises 87 320 163
Share awards issued 680 731 460
Shares retired (1,859) (1,469) (5,244)
Shares acquired to settle minimum statutory tax withholding requirements (147) (337) (287)
Other   (9) (16)
Balance, Ending 37,299 38,534 39,296
Class B Common Stock [Member]
      
Common Stock [Roll Forward]      
Balance, Beginning 3,169 3,171 3,178
Class B shares converted to Class A 4 2 7
Shares issued upon stock option exercises 0 0 0
Share awards issued 0 0 0
Shares retired 0 0 0
Shares acquired to settle minimum statutory tax withholding requirements 0 0 0
Other   0 0
Balance, Ending 3,165 3,169 3,171