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Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (Parenthetical) - $ / shares | 9 Months Ended
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Sep. 30, 2015 | Sep. 30, 2014
Statement of Stockholders' Equity [Abstract] |  |
Dividend common stock, per share amount | $ 0.145 | $ 0.115
Dividend preferred stock, per share amount | $ 0.475 |

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- Definition Dividend preferred stock per share amount. + References No definition available. + Details
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- References No definition available. + Details
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