Annual report pursuant to Section 13 and 15(d)

Equity Transactions (Details)

v2.4.1.9
Equity Transactions (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 0 Months Ended 12 Months Ended
Sep. 15, 2014
Dec. 31, 2014
Dec. 31, 2013
Sep. 15, 2014
Class of Stock [Line Items]        
Preferred stock, dividend expense   $ 7,895us-gaap_PreferredStockDividendsIncomeStatementImpact $ 4,627us-gaap_PreferredStockDividendsIncomeStatementImpact  
Common stock, shares authorized   110,000,000us-gaap_CommonStockSharesAuthorized 60,000,000us-gaap_CommonStockSharesAuthorized  
Share Price   $ 5.45us-gaap_SharePrice    
Convertible preferred stock, shares issued upon conversion   9.2us-gaap_ConvertiblePreferredStockSharesIssuedUponConversion    
Stock issued during period (in shares) 12,500,000us-gaap_StockIssuedDuringPeriodSharesNewIssues      
Shares price issued $ 9.00us-gaap_SharesIssuedPricePerShare     $ 9.00us-gaap_SharesIssuedPricePerShare
Proceeds from issuance of common stock 122,450us-gaap_ProceedsFromIssuanceOfCommonStock 122,450us-gaap_ProceedsFromIssuanceOfCommonStock    
Over-Allotment Option [Member]        
Class of Stock [Line Items]        
Stock issued during period (in shares) 1,875,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_OverAllotmentOptionMember 		     
Series A Preferred Stock [Member]        
Class of Stock [Line Items]        
Preferred Stock, Dividend Rate, Percentage   10.00%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember 		   
Preferred stock, liquidation preference (in dollars per share)   $ 50.00us-gaap_PreferredStockLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember 		$ 50.00us-gaap_PreferredStockLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember 		 
Preferred Stock, Dividend Rate, Per-Dollar-Amount, Per Annum   $ 5.00us-gaap_PreferredStockDividendRatePerDollarAmount
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember 		   
Preferred stock, dividend expense   $ 7,895us-gaap_PreferredStockDividendsIncomeStatementImpact
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember 		$ 4,627us-gaap_PreferredStockDividendsIncomeStatementImpact
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesAPreferredStockMember