|
Accumulated Comprehensive Income (Details) (USD $)
|
Apr. 30, 2013
|
Jul. 31, 2012
|
|---|---|---|
| Accumulated Comprehensive Income [Abstract] | ||
| Foreign Currency Translation Adjustment | $ 792,908 | $ 669,013 |
| Unrealized investment gain, net | 43,193 | 42,829 |
| Total accumulated comprehensive income | $ 836,101 | $ 711,842 |