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Consolidated Statements of Stockholders' Equity (Parenthetical) - $ / shares | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Dividends declared (in dollars per share) | $ 0.39 | $ 0.38
Preferred stock dividends declared (in usd per share) |  | $ 0.38
Series A Convertible Preferred Stock |  |
Preferred stock shares outstanding (in shares) |  | 209,822

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