|
Concentration (Detail) (USD $)
|
12 Months Ended | |||||
|---|---|---|---|---|---|---|
|
Jun. 30, 2013
|
Jun. 30, 2012
|
|||||
| Revenues | $ 772,000 | $ 5,930,000 | ||||
| Percentage of purchases from major supplier | 100.00% | 100.00% | ||||
|
Wheego [Member]
|
||||||
| Revenues | 480,000 | 0 | ||||
| Percentage of purchases from major supplier | 62.00% | 0.00% | ||||
|
Greentech Automotive [Member]
|
||||||
| Revenues | 0 | 2,036,000 | ||||
| Percentage of purchases from major supplier | 0.00% | 34.00% | ||||
|
EPIC Boats [Member]
|
||||||
| Revenues | 0 | [1] | 1,135,000 | [1] | ||
| Percentage of purchases from major supplier | 0.00% | [1] | 19.00% | [1] | ||
|
Artisan Vehicle Systems [Member]
|
||||||
| Revenues | 0 | 1,044,000 | ||||
| Percentage of purchases from major supplier | 0.00% | 18.00% | ||||
|
Boulder Ev [Member]
|
||||||
| Revenues | 0 | 583,000 | ||||
| Percentage of purchases from major supplier | 0.00% | 10.00% | ||||
|
Subtotal [Member]
|
||||||
| Revenues | 480,000 | 4,798,000 | ||||
| Percentage of purchases from major supplier | 62.00% | 81.00% | ||||
|
Other Customers [Member]
|
||||||
| Revenues | $ 292,000 | $ 1,132,000 | ||||
| Percentage of purchases from major supplier | 38.00% | 19.00% | ||||
|
||||||