Note 27 - Share-based compensation expenses (Details) - Options issued and outstanding (USD $) In Thousands, except Per Share data, unless otherwise specified	6 Months Ended
Jun. 30, 2013
Options Outstanding [Member] \| Begining Balance [Member]
Note 27 - Share-based compensation expenses (Details) - Options issued and outstanding [Line Items]
Balance, December 31, 2012 (audited)	939,440
Balance, December 31, 2012 (audited)	8 years 186 days
Balance, December 31, 2012 (audited) (in Dollars per share)	$ 1.42
Balance, June 30, 2013 (unaudited)	8 years 186 days
Options Outstanding [Member] \| Ending Balance [Member]
Note 27 - Share-based compensation expenses (Details) - Options issued and outstanding [Line Items]
Balance, December 31, 2012 (audited)	8 years 3 days
Balance, June 30, 2013 (unaudited)	939,440
Balance, June 30, 2013 (unaudited)	8 years 3 days
Balance, June 30, 2013 (unaudited) (in Dollars per share)	$ 1.42
Options Exercisable [Member] \| Begining Balance [Member]
Note 27 - Share-based compensation expenses (Details) - Options issued and outstanding [Line Items]
Balance, December 31, 2012 (audited)	939,440
Balance, December 31, 2012 (audited)	8 years 186 days
Balance, December 31, 2012 (audited) (in Dollars per share)	$ 1.42
Balance, June 30, 2013 (unaudited)	8 years 186 days
Options Exercisable [Member] \| Ending Balance [Member]
Note 27 - Share-based compensation expenses (Details) - Options issued and outstanding [Line Items]
Balance, December 31, 2012 (audited)	8 years 3 days
Balance, June 30, 2013 (unaudited)	939,440
Balance, June 30, 2013 (unaudited)	8 years 3 days
Balance, June 30, 2013 (unaudited) (in Dollars per share)	$ 1.42

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ 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)(iii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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- Definition

Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(i)-(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ 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)(i)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ 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 (e)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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