EARNINGS (LOSS) PER SHARE (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012
Earnings (Loss) Per Share
Net loss	$ (67,948)	$ (32,673)
Less: net earnings attributable to participating securities	0	0
Net loss for basic and diluted loss per share	$ (67,948)	$ (32,673)
Weighted Average Number of Shares Outstanding Reconciliation
Weighted average common shares outstanding during the period for basic loss per share	115,655	113,821
Dilutive effects of potential common shares	0	0
Weighted average common shares outstanding during the period, including the effects of dilutive potential common shares, for diluted loss per share	115,655	113,821

The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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+ Details

- Definition

The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

+ References+ Details

- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References+ Details

- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

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+ Details