XML 26 R86.htm IDEA: XBRL DOCUMENT v2.4.0.6
Net Income Per Share (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 9 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Mar. 31, 2012
Mar. 31, 2011
Earnings Per Share [Abstract]        
Basic earnings per share, Net income $ 34,774 $ 35,830 $ 117,203 $ 94,611
Basic earnings per share (in dollars per share) $ 0.60 $ 0.63 $ 2.03 $ 1.66
Diluted earnings per share, Net income $ 34,774 $ 35,830 $ 117,203 $ 94,611
Diluted earnings per share (in dollars per share) $ 0.59 $ 0.61 $ 2.00 $ 1.63
Weighted average number of shares outstanding - Basic (in shares) 58,038 57,133 57,765 57,010
Effect of dilutive securities (in shares) 783 1,226 932 1,122
Weighted average number of shares outstanding - Diluted (in shares) 58,821 58,359 58,697 58,132
Excluded as anti-dilutive (in shares) 448 [1] 124 [1] 239 [1] 57 [1]
[1] Represents options to purchase Common Shares excluded from the calculation of diluted net income per share because the exercise price of the stock options was greater than or equal to the average price of the Common Shares during the period.