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NET (LOSS) INCOME PER SHARE (Tables) | 12 Months Ended
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Dec. 31, 2013
NET (LOSS) INCOME PER SHARE [Abstract] |
Components of denominator for calculation of basic net (loss) income per share and diluted net (loss) income per share | The components of the denominator for the calculation of basic net (loss) income per share and diluted net (loss) income per share are as follows:
|  | Years Ended December 31, |
|  | 2013 |  |  | 2012 |  |  | 2011 |
Common shares outstanding, basic: |  |  |  |  |  |  |  |  |
Weighted-average common shares outstanding, basic |  |  | 43,249,070 |  |  |  | 41,727,075 |  |  |  | 35,179,244 |
Common shares outstanding, diluted: |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average common shares outstanding, basic |  |  | 43,249,070 |  |  |  | 41,727,075 |  |  |  | 35,179,244 |
Dilutive effect of convertible notes |  |  | — |  |  |  | — |  |  |  | — |
Dilutive effect of restricted stock awards |  |  | — |  |  |  | — |  |  |  | 78,961 |
Weighted-average common shares outstanding, diluted |  |  | 43,249,070 |  |  |  | 41,727,075 |  |  |  | 35,258,205 |
Reconciliation of net (loss) income attributable to GS&T and net (loss) income attributable to GS&T for diluted earnings per share | The following table sets forth a reconciliation of the net (loss) income attributable to GS&T and the net (loss) income attributable to GS&T for diluted net (loss) income per share under the “if-converted” method:
|  | Years Ended December 31, |
|  | 2013 |  |  | 2012 |  |  | 2011 |
Net (loss) income attributable to GS&T |  | $ | (147,741 | ) |  | $ | (144,928 | ) |  | $ | 25,386 |
Interest expense related to convertible notes, if dilutive |  |  | — |  |  |  | — |  |  |  | — |
Net (loss) income attributable to GS&T for the computation of diluted net (loss) income per share |  | $ | (147,741 | ) |  | $ | (144,928 | ) |  | $ | 25,386 |

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- Definition Tabular disclosure of reconciliation of net income to net income for diluted earnings under the "if-converted" method. + References No definition available. + Details
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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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