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Investments (Details)
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9 Months Ended |
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Dec. 31, 2012
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| Investments (Textual) [Abstract] | |
| Investment maturity date range end | Apr. 25, 2013 |
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- Details
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- Definition
The latest maturity date when short-term debt instruments are reported on the Schedule of Investments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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