Annual report pursuant to Section 13 and 15(d)

SHAREHOLDERS' EQUITY, Issuance of Capital (Details)

v3.3.1.900
SHAREHOLDERS' EQUITY, Issuance of Capital (Details)
 1 Months Ended 12 Months Ended
Dec. 30, 2013
USD ($)
$ / shares
shares
Jun. 29, 2011
$ / shares
shares
Jun. 07, 2011
$ / shares
shares
Jun. 29, 2011
USD ($)
$ / shares
Dec. 31, 2015
USD ($)
$ / shares
Dec. 31, 2014
USD ($)
$ / shares
Dec. 31, 2013
USD ($)
Dec. 31, 2009
USD ($)
Issuance
$ / shares
shares
Dec. 31, 2008
USD ($)
$ / shares
shares
Jun. 30, 2011
USD ($)
Apr. 21, 2011
USD ($)
Jul. 28, 2009
shares
Jun. 18, 2009
shares
Convertible Preferred Stock [Abstract]                          
Stock issuance costs         $ 0 $ 102,000 $ 0            
Common stock, par value (in dollars per share) | $ / shares         $ 0 $ 0              
Inducement payment $ 4,700,000                        
Effect of induced exchange of preferred stock         $ 0 $ 0 $ 17,575,000            
Common Stock [Abstract]                          
Number of shares issued from sale of stock (in shares) | shares   4,456,186 4,456,186                    
Average price of common stock shares issued (in dollars per share) | $ / shares   $ 2.30 $ 2.30 $ 2.30                  
Net proceeds from stock offerings and subordinated note conversion       $ 20,300,000                  
Amount contributed to bank                   $ 10,000,000      
Subordinated Debt [Member] | Subordinated Notes, Due 2018 [Member]                          
Common Stock [Abstract]                          
Debt Instrument, interest rate                     2.00%    
Debt instrument, due date         Dec. 31, 2018                
Aggregate principal amount                     $ 1,000,000    
Subordinated Debt [Member] | Subordinated Notes, Due 2018 [Member] | Conversion of Subordinated Note to Common Stock [Member]                          
Common Stock [Abstract]                          
Shares issued in conversion of debt to common stock (in shares) | shares   491,830                      
Series A Preferred Stock [Member]                          
Convertible Preferred Stock [Abstract]                          
Stock issued in private offerings (in shares) | shares                 31,290        
Preferred stock coupon rate                 12.00%        
Preferred stock, liquidation value (in dollars per share) | $ / shares                 $ 1,000        
Aggregate liquidation preference                 $ 31,300,000        
Proceeds from issuance of Convertible Preferred Stock                 30,600,000        
Stock issuance costs                 $ 686,000        
Series B Preferred Stock [Member]                          
Convertible Preferred Stock [Abstract]                          
Stock issued in private offerings (in shares) | shares               2,600          
Preferred stock coupon rate               9.00%          
Preferred stock, liquidation value (in dollars per share) | $ / shares               $ 1,000          
Aggregate liquidation preference               $ 2,600,000          
Proceeds from issuance of Convertible Preferred Stock               2,600,000          
Stock issuance costs               $ 40,000          
Common Stock [Member]                          
Convertible Preferred Stock [Abstract]                          
Common stock, par value (in dollars per share) | $ / shares $ 0                        
Exchange of Preferred Stock Series A to Common Stock [Member] | Series A Preferred Stock [Member]                          
Convertible Preferred Stock [Abstract]                          
Amount fixed as denominator for division by liquidation preference (in dollars per share) | $ / shares 5.25                        
Amount equivalent to cash for each series of preferred stock (in dollars per share) | $ / shares $ 142.00                        
Dividend rate for one time cash payments 5.00%                        
Payments from exchange of preferred stock $ 4,400,000                        
Exchange of Preferred Stock Series A to Common Stock [Member] | Common Stock [Member]                          
Convertible Preferred Stock [Abstract]                          
Amount specified by which common stock of shares are divided for cancellation and exchange (in dollars per share) | $ / shares $ 5.25                        
Number of shares issued in exchange of Preferred Stock for Common Stock (in shares) | shares 5,973,519                        
Exchange of Preferred Stock Series B to Common Stock [Member] | Series B Preferred Stock [Member]                          
Convertible Preferred Stock [Abstract]                          
Amount fixed as denominator for division by liquidation preference (in dollars per share) | $ / shares $ 5.25                        
Amount equivalent to cash for each series of preferred stock (in dollars per share) | $ / shares $ 182.00                        
Dividend rate for one time cash payments 4.50%                        
Payments from exchange of preferred stock $ 319,000                        
Exchange of Preferred Stock Series B to Common Stock [Member] | Common Stock [Member]                          
Convertible Preferred Stock [Abstract]                          
Amount specified by which common stock of shares are divided for cancellation and exchange (in dollars per share) | $ / shares $ 5.25                        
Number of shares issued in exchange of Preferred Stock for Common Stock (in shares) | shares 457,519                        
Warrants [Member]                          
Class of Warrant or Right [Line Items]                          
Number of securities called by warrants (in shares) | shares               1,478,811          
Exercise price of warrants (in dollars per share) | $ / shares               $ 9.00          
Fair value of warrants issued               $ 806,000          
Fair value per warrant (in dollars per share) | $ / shares               $ 0.54          
Number of issuances | Issuance               2          
Warrants executed (in shares) | shares               392          
Warrants [Member] | Issuance on June 18, 2009 [Member]                          
Class of Warrant or Right [Line Items]                          
Number of securities called by warrants (in shares) | shares                         1,361,753
Warrant expiration date         Jun. 17, 2015                
Warrants exercise period         5 years                
Warrants [Member] | Issuance on July 28, 2009 [Member]                          
Class of Warrant or Right [Line Items]                          
Number of securities called by warrants (in shares) | shares                       117,058  
Warrant expiration date         Jul. 27, 2015                
Warrants exercise period         5 years