Quarterly report pursuant to Section 13 or 15(d)

Equity Transactions (Narrative) (Details)

v3.4.0.3
Equity Transactions (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Apr. 25, 2016
Mar. 09, 2016
Feb. 04, 2016
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2015
Class of Stock [Line Items]            
Preferred stock redemption, description       The Preferred Stock has no stated maturity and is not subject to any sinking fund or other mandatory redemption. On or after May 30, 2018, the Company may, at its option, redeem the Preferred Stock, in whole or in part, by paying $50.00 per share in cash, plus any accrued and unpaid dividends to the redemption date.    
Preferred stock dividend       $ 1,824 $ 1,974  
Proceeds from issuance of common stock       $ 94,949 65,546  
Subsequent Event [Member]            
Class of Stock [Line Items]            
Shares of common stock issued in public offering 25,300,000          
Proceeds from issuance of common stock $ 206,198          
Series A Preferred Stock [Member]            
Class of Stock [Line Items]            
Preferred Stock, Dividend Rate, Percentage       10.00%    
Preferred stock, liquidation preference (in dollars per share)       $ 50.00   $ 50.00
Preferred Stock, Dividend Rate, Per-Dollar-Amount, Per Annum       5.00    
Preferred stock, redemption price per share       $ 50.00    
Preferred stock dividend       $ 1,824 $ 1,974  
Preferred Stock, Shares Issued       1,458,948    
Preferred stock, shares outstanding       1,458,948   1,578,948
Value of a share of common stock       $ 8.85    
Conversion ratio of preferred stock to common stock       5.6    
Conversion of stock, shares converted     120,000      
Common Stock            
Class of Stock [Line Items]            
Shares of common stock issued in public offering   15,250,000        
Shares price issued   $ 6.50        
Proceeds from issuance of common stock   $ 94,949        
Conversion of stock, shares issued     719,000