Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Earnings and Comprehensive Income (Parenthetical)

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Condensed Consolidated Statements of Earnings and Comprehensive Income (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Unrealized gains (losses) on available-for-sale investments, tax $ (7,589) $ (18)