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Capital Raise (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 6 Months Ended 1 Months Ended 0 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Series B Preferred Stock [Member]
Dec. 31, 2013
Series B Preferred Stock [Member]
Jun. 30, 2014
Common Stock
Apr. 30, 2014
Subsequent Event [Member]
Non-Cumulative Convertible Perpetual Preferred Stock Series B [Member]
Private Placement [Member]
Jul. 15, 2014
Subsequent Event [Member]
Series B Preferred Stock [Member]
Private Placement [Member]
Class of Stock [Line Items]              
Preferred Stock Shares Issued     270,000 0   480,000 480,000
Preferred stock rate           6.25%  
Price per share           $ 25.00  
Aggregate value $ 3           $ 12,000
Expenses for issuance of stock   11         482
Other offering expenses             140
Proceeds from Issuance of Private Placement             11,378
Warrant number of common stock shares purchased     2.00   3.25    
Warrant, value     $ 700   $ 700    
Warrant, shares     28,000   28,000    
Warrants issued         1,152,125    
Warrant Exercise Period 5 years            
Exercise price of warrant 1.85