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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) (Parentheticals) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Net unrealized loss on available-for-sale securities, tax $ 1,422 $ 14,154 $ 13,394 $ 4,498