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Intangible Assets (Details 2) (Solar, USD $)
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3 Months Ended | 6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2013
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Sep. 30, 2012
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Mar. 31, 2013
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Solar
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| Intangible Assets | |||||
| Royalties earned | $ 22,100 | $ 16,600 | $ 47,300 | $ 32,600 | |
| Unpaid earned royalties | $ 22,100 | $ 24,600 | |||
| Years subject to payment of per-unit royalty fees | 17 years | ||||
| 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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- Definition
Represents the number of years company is required to pay per-unit royalty fees for cores manufactured and sold using technology previously purchased. 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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