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SHARE OPTION PLANS (Tables) | 12 Months Ended
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Sep. 30, 2012
Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract] |
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] | A summary of the share option activity under the 2005 and 2009 Plans is as follows:
|  | Tranche 1 |  |  | Tranche 2 |  |  | Tranche 3 |  |  | Tranche 4 |  |  | Tranche 5 |  |  | Tranche 6 |  |  | Tranche 7 |
Grant date |  | November 8, 2005 |  |  | October 22, 2007 |  |  | March 28, 2008 |  |  | June 16, 2008 |  |  | January 4, 2010 |  |  | January 3, 2011 |  |  | January 3, 2012 |
Options outstanding as of October 1, 2010 |  |  | 64,400 |  |  |  | 5,000 |  |  |  | 156,167 |  |  |  | 10,000 |  |  |  | 125,000 |  |  |  | - |  |  |  | - |
Number of options granted |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 120,000 |  |  |  | - |
Options exercised |  |  | (64,400 | ) |  |  | - |  |  |  | (26,000 | ) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Options cancelled/ forfeited/ expired |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (5,000 | ) |  |  | - |  |  |  | - |
Options outstanding as of September 30, 2011 |  |  | - |  |  |  | 5,000 |  |  |  | 130,167 |  |  |  | 10,000 |  |  |  | 120,000 |  |  |  | 120,000 |  |  |  | - |
Number of options granted |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 365,000 |
Options cancelled/ forfeited/ expired |  |  | - |  |  |  | - |  |  |  | (5,667 | ) |  |  | - |  |  |  | - |  |  |  | (5,000 | ) |  |  | - |
Outstanding as of September 30, 2012 |  |  | - |  |  |  | 5,000 |  |  |  | 124,500 |  |  |  | 10,000 |  |  |  | 120,000 |  |  |  | 115,000 |  |  |  | 365,000 |
Options vested and exercisable |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
At September 30, 2011 |  |  | - |  |  |  | - |  |  |  | 130,167 |  |  |  | 10,000 |  |  |  | 120,000 |  |  |  | - |  |  |  | - |
At September 30, 2012 |  |  | - |  |  |  | 5,000 |  |  |  | 124,500 |  |  |  | 10,000 |  |  |  | 120,000 |  |  |  | 115,000 |  |  |  | 365,000 |
Weighted average fair value at the grant date (USD) |  |  | 2.69 |  |  |  | 4.55 |  |  |  | 2.69 |  |  |  | 3.42 |  |  |  | 7.20 |  |  |  | 6.08 |  |  |  | 1.45 |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] | The fair value of each option granted is estimated on the date of grant using the Black-Scholes Option Pricing Model:
|  | Tranche 1# |  |  | Tranche 2 |  |  | Tranche 3* |  |  | Tranche 4 |  |  | Tranche 5 |  |  | Tranche 6 |  |  | Tranche 7 |
Exercise price (USD) |  |  | 8.75 |  |  |  | 9.27 |  |  |  | 5.30 |  |  |  | 6.64 |  |  |  | 12.23 |  |  |  | 10.84 |  |  |  | 2.55 |
Average risk-free interest rate |  |  | 4.47 | % |  |  | 4.08 | % |  |  | 2.51 | % |  |  | 3.73 | % |  |  | 1.66 | % |  |  | 1.03 | % |  |  | 0.40 | %
Expected option life (year) |  |  | 3.5 |  |  |  | 3.8 |  |  |  | 2.7 |  |  |  | 2.9 |  |  |  | 3 |  |  |  | 3 |  |  |  | 3 |
Volatility rate |  |  | 30.79 | % |  |  | 60.86 | % |  |  | 78.17 | % |  |  | 77.27 | % |  |  | 92.81 | % |  |  | 88.03 | % |  |  | 90.30 | %
Dividend yield |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
| # | Tranche 1 was modified on September 14, 2009. The exercise price modified to USD 4.00 and the fair value was USD 2.66 at the modified date.
| * | Tranche 3 consists of different vesting structures. The expected option life and fair value presented above are weighted average numbers.

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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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