XML 14 R25.htm IDEA: XBRL DOCUMENT v2.4.0.8
Earnings Per Share (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Vote
Jun. 30, 2013
Jun. 30, 2014
Vote
Jun. 30, 2013
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Percentage of earnings or losses assumed in calculation (in hundredths) 100.00%   100.00%  
Preferential dividend rate of dividend paid on Class A Common Stock (in hundredths) 105.00%   105.00%  
Common Stock [Member]
        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Number of votes per share 1   1  
Numerator [Abstract]        
Distributed earnings $ 1,642 $ 797 $ 3,253 $ 1,577
Undistributed earnings 2,748 3,497 6,659 10,013
Basic 4,390 4,294 9,912 11,590
Class A Common earnings (loss) 439 536 1,046 1,500
Diluted 4,829 4,830 10,958 13,090
Denominator [Abstract]        
Weighted average shares outstanding - basic (in shares) 20,454 19,807 20,307 19,654
Assumed conversion of Class A Common Stock (in shares) 2,162 2,614 2,259 2,682
Dilutive options, awards and common stock equivalents (in shares) 324 370 368 418
Total weighted-average diluted Common Stock (in shares) 22,940 22,791 22,934 22,754
Class A Common [Member]
        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Number of votes per share 10   10  
Numerator [Abstract]        
Distributed earnings 162 96 340 199
Undistributed earnings 277 440 706 1,301
Class A Common earnings (loss) $ 439 $ 536 $ 1,046 $ 1,500
Denominator [Abstract]        
Weighted average shares outstanding - basic (in shares) 2,162 2,614 2,259 2,682
Total weighted-average diluted Common Stock (in shares) 2,162 2,614 2,259 2,682
Weighted average shares outstanding (in shares) 2,162 2,614 2,259 2,682