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Condensed Consolidated Statements of Equity/Capital (Unaudited) (Parenthetical) - shares | 9 Months Ended
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Sep. 30, 2015 | Sep. 30, 2014
Statement of Stockholders' Equity [Abstract] |  |
Issuances of common and restricted stock, shares | 275,359 | 243,648
Cancellation of restricted common stock, shares | 41,898 | 31,123

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