XML 86 R75.htm IDEA: XBRL DOCUMENT v3.10.0.1
Preferred Stock (Details) - USD ($)
 2 Months Ended 3 Months Ended 6 Months Ended
Jul. 15, 2014
May 12, 2014
Jul. 15, 2014
Dec. 31, 2017
Jun. 30, 2018
Schedule of Capitalization, Equity [Line Items]          
Aggregate value      
Share conversion, original shares converted       480,000  
Non-Cumulative Convertible Perpetual Preferred Stock Series B [Member] | Private Placement [Member]          
Schedule of Capitalization, Equity [Line Items]          
Preferred stock rate         6.25%
Price per share         $ 25.00
Series B Preferred Stock [Member]          
Schedule of Capitalization, Equity [Line Items]          
Preferred Stock Shares Issued       0 0
Stock conversion, estimated preferred stock dividends eliminated quarterly       $ 187,500  
Stock conversion, estimated preferred stock dividends eliminated annually       $ 750,000  
Series B Preferred Stock [Member] | Private Placement [Member]          
Schedule of Capitalization, Equity [Line Items]          
Preferred Stock Shares Issued 480,000 480,000 480,000   480,000
Aggregate value $ 12,000,000 $ 12,000,000 $ 12,000,000    
Expenses for issuance of stock 482,000 482,000      
Other offering expenses $ 149,000 $ 149,000      
Proceeds from Issuance of Private Placement     $ 11,369,000    
Common Stock [Member]          
Schedule of Capitalization, Equity [Line Items]          
Shares issued upon conversion       6,857,143