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Note 7 - Comprehensive Income
9 Months Ended
Jun. 30, 2011
Comprehensive Income (Loss) Note [Text Block]
Note 7 - Comprehensive Income

     Comprehensive income, which includes net income plus net unrealized gains (losses) on U.S. Treasury Notes and Bills and marketable securities, was $8,440,000 and $3,800,000 for the nine-month periods ended June 30, 2011 and 2010, respectively.   There was an unrealized after-tax gain of $2,523,000 for the nine-month period ended June 30, 2011 as compared to a net unrealized after-tax loss of $1,860,000 in the prior year period.