|
Consolidated Statements of Stockholders' Equity (Parenthetical) (USD $)
|
9 Months Ended |
|---|---|
|
Sep. 30, 2013
|
|
| Issuance of common stock, shares | 471,829 |
| Pursuant to dividend reinvestment plan, shares | 426,326 |
| Exercise of employee stock options and issuance of directors' deferred stock, shares | 45,503 |
| Distributions payable common stock, per share (in usd per share) | $ 1.08 |
|
Series C Preferred Stock
|
|
| Issuances of cumulative preferred stock, shares | 56,000 |
|
Series A Preferred Stock
|
|
| Redemption of Cumulative preferred stock, shares | 24,000 |
|
Series B Preferred Stock
|
|
| Redemption of Cumulative preferred stock, shares | 31,731 |
|
Dividend Declared
|
|
| Distributions payable common stock, per share (in usd per share) | $ 0.36 |
| Distributions partnership units, per unit (in usd per unit) | $ 0.36 |
|
Dividend Declared | Series C Preferred Stock
|
|
| Preferred stock, per share (in usd per share) | $ 42.97 |
|
Dividend Declared | Series A Preferred Stock
|
|
| Preferred stock, per share (in usd per share) | $ 50.00 |