v2.4.0.6
Earnings Per Share (Details Textual) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 773,150 805,000 773,150 805,000
Weighted Average Price of Antidilutive Securities Excluded from Computation of Earnings Per Share (in dollars per share) $ 24.99 $ 25.38 $ 24.99 $ 25.38