Annual report pursuant to Section 13 and 15(d)

Note 4. Marketable Securities Continuous UnrealizedLoss Position (Details)

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Note 4. Marketable Securities Continuous UnrealizedLoss Position (Details) (USD $)
12 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2009
Investments, fair value and gross unrealized losses [Line Items]
Net Realized Investment Gains (Losses) $ 2,500,000 $ 4,000,000 $ (600,000)
Months in Loss Position Not Exceeding this Period 12
Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (543,000) [1]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 227,718,000
Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses 0
US Treasury Securities [Member]
Investments, fair value and gross unrealized losses [Line Items]
Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (23,000) [1]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 15,660,000
U.S. Government Agency Securities [Member]
Investments, fair value and gross unrealized losses [Line Items]
Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (121,000) [1]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 63,345,000
Municipal Securities [Member]
Investments, fair value and gross unrealized losses [Line Items]
Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (6,000) [1]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 3,181,000
Corporate Debt Securities [Member]
Investments, fair value and gross unrealized losses [Line Items]
Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (368,000) [1]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 137,990,000
Sovereign Securities [Member]
Investments, fair value and gross unrealized losses [Line Items]
Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (25,000) [1]
Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value $ 7,542,000
[1] Of the total gross unrealized losses, there were no amounts that, as of June 30, 2011, had been in a continuous loss position for 12 mon
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