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Purchase option (Details) (USD $)
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0 Months Ended | 6 Months Ended | 26 Months Ended | |
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Oct. 14, 2010
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Jun. 30, 2012
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Jun. 30, 2011
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Jun. 30, 2012
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| Purchase option [Abstract] | ||||
| Proceeds from sale of underwriter's option | $ 100 | $ 100 | ||
| Number of units subject to underwriter's option | 200,000 | 200,000 | ||
| Exercise price of underwriter's option, per share | 12.5 | |||
| Number of ordinary shares within the units subject to underwriter's option | 200,000 | |||
| Number of warrants within the units subject to underwriter's option | 200,000 | |||
| Number of ordinary shares issuable upon exercise of warrants within the units subject to underwriter's option | 200,000 | |||
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- Definition
The maximum number of shares that could be issued upon exercise of warrants that could be issued to settle an option contract. No definition available.
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- Definition
The maximum number of units that could be issued to settle an option contract. No definition available.
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- Definition
The maximum number of warrants that could be issued to settle an option contract. No definition available.
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- Definition
The cash inflow from the sale of underwriters option. No definition available.
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- Definition
The maximum number of shares that could be issued to net share settle a contract, if applicable. If a contract does not have a fixed or determinable maximum number of shares that may be required to be issued, disclose the fact that a potentially infinite number of shares could be issued to settle the contract. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The exercise (or strike) price stated in the contract. The fixed price at which the option holder can purchase, in the case of a call option, or sell, in the case of a put option, on the underlying security. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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