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Consolidated Statements of Stockholders' Equity (Unaudited) (Parenthetical) (USD $) | 6 Months Ended
--- | ---
Jun. 30, 2014
Issuance of stock, shares | 203,124
Pursuant to dividend reinvestment plan, shares | 99,800
Exercise of employee stock options and issuance of directors' deferred stock, shares | 103,324
Issuance of partnership units, shares | 196,183
Distributions payable common stock, per share (in usd per share) | $ 0.8
Dividend Declared |
Distributions payable common stock, per share (in usd per share) | $ 0.40
Distributions partnership units, per unit (in usd per unit) | $ 0.40
Series A Preferred Stock | Dividend Declared |
Preferred stock, per share (in usd per share) | $ 50.00
Series C Preferred Stock | Dividend Declared |
Preferred stock, per share (in usd per share) | $ 42.97

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