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Note 12 - Fair Value Measurements (Details) - Contractual maturities of available-for-sale investments (USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2013
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Jun. 30, 2013
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| Contractual maturities of available-for-sale investments [Abstract] | ||
| Due in one year or less | $ 9,969 | $ 13,213 |
| Due in one year or less | 9,837 | 13,067 |
| Due after one year through five years | 3,570 | 2,463 |
| Due after one year through five years | $ 3,594 | $ 2,462 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of available-for-sale debt securities at cost, net of adjustments, maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of available-for-sale debt securities at fair value maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of available-for-sale debt securities at cost, net of adjustments, maturing in the next fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of available-for-sale debt securities at fair value maturing in the next fiscal year following the latest fiscal year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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