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Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (Parenthetical) - $ / shares | 3 Months Ended
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Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018
Statement of Stockholders' Equity [Abstract] |  |  |  |  |  |
Common stock issuance, shares |  |  |  |  |  | 1,666,666
Dividends common stock, per share amount | $ 0.090 | $ 0.090 | $ 0.085 | $ 0.080 | $ 0.080 | $ 0.075
Dividends preferred stock, per share amount | $ 0.1625 | $ 0.1625 | $ 0.1625 | $ 0.1625 | $ 0.1625 | $ 0.1625

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