General form of registration statement for all companies including face-amount certificate companies

Stock Options and Warrants (Details Textual)

v3.6.0.2
Stock Options and Warrants (Details Textual) - USD ($)
1 Months Ended 9 Months Ended 12 Months Ended
Apr. 11, 2016
Dec. 30, 2015
Nov. 02, 2015
May 07, 2015
May 07, 2015
Apr. 23, 2015
Dec. 15, 2014
Dec. 01, 2014
Nov. 26, 2014
Sep. 22, 2014
Aug. 24, 2016
Mar. 31, 2016
Feb. 02, 2016
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Dec. 31, 2014
Aug. 22, 2016
Sep. 03, 2015
Jul. 01, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Remaining weighted-average vesting period                               1 year 1 month        
Description of granted options vesting right                           The remaining weighted-average vesting periods of 0.6 years for outstanding grants was $1.0 million.   Vesting periods of 1.1 years for outstanding grants was $3.0 million        
Weighted average remaining life of warrants                               4 years 7 months 2 days        
Stock-based compensation                           $ 1,027,000 $ 1,113,000 $ 1,485,000 $ 3,460,000      
Warrants issued               8,462           12.5            
Warrant issued value                           $ (3,124,000)   $ 205,000        
Exercise price per share                           $ 12.50   $ 12.04        
Warrants valued using the Black-Scholes option pricing model               $ 246,000           $ 271,000            
Warrants outstanding                               $ 775,543        
Common stock, shares authorized                           200,000,000   200,000,000 200,000,000   200,000,000  
Options granted contract term                           6 years 26 days   6 years 26 days 6 years 26 days      
Aggregate of common stock shares 696,056                                      
Options outstanding                           273,550   308,464 267,257      
Option exercisabe number of shares                           192,394   151,576        
Warrant amendment-August 24, 2016                           $ (1,719,000)            
Debt discount recorded for amendments of warrants                           $ 206,000          
Proceeds from issuance of private placement $ 3,000,000                                      
Stock Option [Member]                                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Description of granted options vesting right                               Options granted typically vest over a four year period, with 25% vesting after one year and the remainder ratably over the remaining three years.        
Options vesting period                               4 years        
Options vesting percentage                               25.00%        
2014 Services Warrants - April [Member]                                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Exercise price per share                           $ 11.50     $ 11.50      
2014 Services Warrants - September [Member]                                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Exercise price per share                                 $ 39      
2013 Equity Incentive Plan [Member]                                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Maximum number of common shares authorized to purchase                                       420,000
Options outstanding                           267,550            
Option exercisabe number of shares                           192,394            
2015 Equity Incentive Award Plan [Member]                                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Maximum number of common shares authorized to purchase                           594,000       600,000    
Common stock, shares authorized                               300,000        
Term of stock option and stock appreciation right                               The maximum term of each stock option and stock appreciation right (SAR) is 10 years.        
Maximum [Member]                                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Options granted contract term                               10 years        
Minimum [Member]                                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Options granted contract term                               3 years        
Warrants [Member]                                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Warrants issued   50,000 74,000 5,514 83,518 136,267 19,232 19,232 6,500 26,500   500,000 50,000     312,500        
Warrant issued value                 $ 43,000 $ 296,000     $ 12,500              
Exercise price per share   $ 12.50 $ 15.00 $ 12.50 $ 12.50 $ 12.50 $ 25.00 $ 39.00 $ 25.00 $ 25.00   $ 5.00       $ 5.00        
Warrants valued using the Black-Scholes option pricing model   $ 182,000 $ 246,000 $ 56,000 $ 2,139,000 $ 2,139,000           $ 1,497,000 $ 148,000     $ 1,115,000        
Warrants outstanding                       $ 100                
Reduction in warrants exercise price                     4.00                  
Warrant amendment-August 24, 2016                     $ 1,719,000                  
Reclassification of warrants previously recorded as derivative liabilities to paid in capital                     1,719,000                  
Debt discount recorded for amendments of warrants                     $ 206,000                  
Convertible notes warrants [Member] | 2014 Services Warrants - September [Member]                                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                        
Stock-based compensation                   $ 6,000                    
Warrant issued value                   $ 131,000                    
Exercise price per share                   $ 25.00