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EQUITY Weighted average fair value of options granted (Details) (USD $) | 0 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 13, 2012 | Jan. 17, 2012 | Oct. 05, 2011 | Jan. 02, 2010 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Equity [Abstract] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | 5,000 | 25,000 | 25,000 | 25,000 | 348,898 | 166,666 | 260,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value | $ 3.53 | $ 3.23 | $ 3.23 | $ 5.01 | $ 3.72 | $ 2.17 | $ 3.47

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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph c(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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