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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Net income $ 16,991 $ 10,736 $ 55,873 $ 30,851
Other comprehensive loss:        
Change in unrealized gain on available- for-sale securities (net of tax) (13) (9) (30) 6
Foreign currency translations adjustments (676) (972) (520) (769)
Other comprehensive loss (689) (981) (550) (763)
Total comprehensive income $ 16,302 $ 9,755 $ 55,323 $ 30,088