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Investments (Range of Short-Term Investments) (Details)	6 Months Ended
	Oct. 18, 2015
Minimum [Member]
Held-to-maturity short-term investments	6 months

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- Definition

Maturity Range - Held-to-Maturity Short-Term Investments

+ References

No definition available.

+ Details

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- Details

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Namespace Prefix:
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