Quarterly report pursuant to Section 13 or 15(d)

Equity Transactions (Narrative) (Details)

v3.5.0.2
Equity Transactions (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
May 26, 2016
Apr. 25, 2016
Mar. 09, 2016
Feb. 04, 2016
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 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         $ 1,823 $ 1,973 $ 3,647 $ 3,947  
Proceeds from issuance of common stock             $ 300,807 $ 65,546  
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   $ 50.00
Preferred Stock, Dividend Rate, Per-Dollar-Amount, Per Annum             5.00    
Preferred stock, redemption price per share         $ 50.00   $ 50.00    
Preferred stock dividend             $ 1,823    
Preferred Stock, Shares Issued         1,458,948   1,458,948    
Preferred stock, shares outstanding         1,458,948   1,458,948   1,578,948
Value of a share of common stock         $ 11.23   $ 11.23    
Conversion ratio of preferred stock to common stock             4.5    
Conversion of stock, shares converted       120,000          
Common Stock                  
Class of Stock [Line Items]                  
Shares of common stock issued in public offering   25,300,000 15,250,000            
Proceeds from issuance of common stock   $ 205,874 $ 94,973            
Conversion of stock, shares issued       719,000          
Common Stock | Assumed Offering Price [Member]                  
Class of Stock [Line Items]                  
Sales price of shares issued $ 11.74                
Common Stock | Big Star Transaction [Member]                  
Class of Stock [Line Items]                  
Shares of common stock issued in acquisition 9,333,333