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Cconcentration (Details) (USD $)
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3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2012
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Dec. 31, 2011
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| Entity-Wide Revenue, Major Customer, Amount | $ 516,000 | $ 1,833,000 | $ 592,000 | $ 2,415,000 |
| Percentage of purchases from major supplier | 100.00% | 100.00% | 100.00% | 100.00% |
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Wheego Electric Cars [Member]
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| Entity-Wide Revenue, Major Customer, Amount | 478,000 | 0 | 480,000 | 323,000 |
| Percentage of purchases from major supplier | 93.00% | 0.00% | 81.00% | 13.00% |
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Artisan Vehicle Systems [Member]
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| Entity-Wide Revenue, Major Customer, Amount | 0 | 951,000 | 0 | 1,028,000 |
| Percentage of purchases from major supplier | 0.00% | 52.00% | 0.00% | 43.00% |
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Greentech Automotive Inc [Member]
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| Entity-Wide Revenue, Major Customer, Amount | 0 | 646,000 | 0 | 681,000 |
| Percentage of purchases from major supplier | 0.00% | 35.00% | 0.00% | 28.00% |
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Other Customers [Member]
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| Entity-Wide Revenue, Major Customer, Amount | 38,000 | 236,000 | 112,000 | 383,000 |
| Percentage of purchases from major supplier | 7.00% | 13.00% | 19.00% | 16.00% |
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Subtotal [Member]
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| Entity-Wide Revenue, Major Customer, Amount | $ 478,000 | $ 1,597,000 | $ 480,000 | $ 2,032,000 |
| Percentage of purchases from major supplier | 93.00% | 87.00% | 81.00% | 84.00% |