Investments in Marketable Securities - Schedule of Contractual Maturities Available-for-Sale Debt Securities (Detail) (USD $)
In Thousands, unless otherwise specified |
Jan. 31, 2014
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Fair Value Disclosures [Abstract] | |
Maturity of one year or less | $ 5,555 |
Maturity between one and five years | 6,814 |
Total | $ 12,369 |
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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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- 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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- Definition
Amount of debt securities categorized neither as held-to-maturity nor trading. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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