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EARNINGS PER SHARE (Details) (USD $)
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3 Months Ended | |
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Mar. 31, 2012
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Mar. 31, 2011
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| Basic and diluted earnings per share attributable to common and restricted shares of common stock | ||
| Total shares of common stock, basic (in dollars per share) | $ 0.16 | $ 0.13 |
| Total shares of common stock, diluted (in dollars per share) | $ 0.16 | $ 0.13 |
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Common Stock
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| Basic and diluted earnings per share attributable to common and restricted shares of common stock | ||
| Total shares of common stock, basic (in dollars per share) | $ 0.16 | $ 0.13 |
| Total shares of common stock, diluted (in dollars per share) | $ 0.16 | $ 0.13 |
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Restricted shares of common stock
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| Basic and diluted earnings per share attributable to common and restricted shares of common stock | ||
| Total shares of common stock, basic (in dollars per share) | $ 0.15 | $ 0.12 |
| Total shares of common stock, diluted (in dollars per share) | $ 0.15 | $ 0.12 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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