Investments in Marketable Securities (Details 3) (USD $)
In Thousands, unless otherwise specified |
Jan. 31, 2013
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Maturity of one year or less | $ 6,104 |
Maturity between one and five years | 7,169 |
Total | $ 13,273 |
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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
The fair value as of the balance sheet date of firm holdings in debt obligations issued by the US government including short-term Treasury bills, medium-term Treasury notes, and long-term Treasury bonds, as well as debt issued by agencies. Includes both pledged (to counterparties as collateral for financing transactions) and unpledged holdings. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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