Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details)

v3.8.0.1
Stockholders' Equity (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Preferred Stock, Shares Authorized 10,000   10,000
Preferred Stock, Par or Stated Value Per Share $ 0.001   $ 0.001
Preferred Stock, Shares Issued 3,105   3,105
Common Stock, Shares Authorized 500,000   500,000
Common Stock, Par or Stated Value Per Share $ 0.001   $ 0.001
Common Stock, Shares, Outstanding 21,631   21,631
Dividends Payable $ 5,826   $ 5,638
Preferred Stock, Liquidation Preference Per Share $ 25    
Payments of Ordinary Dividends, Preferred Stock and Preference Stock $ 1,455 $ 0  
Payments of dividens, Common Stock, OP and LTIP Units $ (4,552) $ (3,604)  
Series A Preferred Stock [Member]      
Preferred Stock, Shares Issued 3,105   3,105
Dividends Payable, Amount Per Share $ 1.875    
Preferred Stock, Liquidation Preference Per Share $ 25    
Preferred Stock, Dividend Rate, Percentage 7.50%    
Operating Partnership Units [Member]      
Units of Partnership Interest, Amount 11,532   11,532
Operating Partnership Units [Member] | Measurement Date [Member]      
Limited Partners' Capital Account, Units Issued 1,246   1,246
Long Tem Incentives Plan Units [Member]      
Dividends Payable $ 165   $ 116