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Other Current Liabilities (Details) (USD $)
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12 Months Ended | ||
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Mar. 31, 2014
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Mar. 31, 2013
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Mar. 31, 2012
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UTCP
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| Other Current Liabilities | |||
| Capacity of microturbine (in kW) | 200 | ||
| Cash contribution | $ 12,000,000 | ||
| In-kind services contribution | 800,000 | ||
| Royalty payable (as a percent) | 10.00% | ||
| Royalty payable after recovery of cash and in-kind services (as a percent) | 5.00% | ||
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Carrier
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| Other Current Liabilities | |||
| Reduction in fixed rate as a result of contractual reduction (as a percent) | 50.00% | ||
| Royalties earned | 2,800,000 | 4,300,000 | 3,200,000 |
| Unpaid earned royalties | $ 600,000 | $ 1,400,000 | |
| X | ||||||||||
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- Definition
Represents the capacity of microturbine. No definition available.
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| X | ||||||||||
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- Definition
Represents the cash contribution made by the other party under the research and development arrangement. No definition available.
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| X | ||||||||||
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- Definition
Represents the value of in-kind services contributed by the other party under the research and development arrangement. No definition available.
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- Definition
Represents the percentage reduction in fixed rate after the repayment of contributions by the other party under the research and development agreement. No definition available.
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- Definition
Represents the percentage of royalty payable under the Development and License Agreement. No definition available.
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| X | ||||||||||
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- Definition
Represents the percentage of royalty payable after the recovery of contributions by the other party under the research and development agreement. No definition available.
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| X | ||||||||||
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- Definition
Represents the amount of unpaid royalty fee. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of expense related to royalty payments under a contractual arrangement such as payment for mineral and drilling rights and use of technology or intellectual property. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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