Quarterly report pursuant to Section 13 or 15(d)

Note 12 - Fair Value Measurements (Detail) - Assets and liabilities measured at fair value on a recurring basis

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Note 12 - Fair Value Measurements (Detail) - Assets and liabilities measured at fair value on a recurring basis (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Jun. 30, 2012
Cash equivalents $ 89,335 $ 95,137
Available-for-sale securities 10,670 9,005
Total 100,005 104,142
Fair Value, Inputs, Level 1 [Member]
    
Cash equivalents 89,335 95,137
Available-for-sale securities 0 0
Total 89,335 95,137
Fair Value, Inputs, Level 2 [Member]
    
Cash equivalents 0 0
Available-for-sale securities 10,670 9,005
Total 10,670 9,005
Fair Value, Inputs, Level 3 [Member]
    
Cash equivalents 0 0
Available-for-sale securities 0 0
Total $ 0 $ 0