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Shareholders' Equity (Details Textual)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended 36 Months Ended
Jun. 10, 2015
USD ($)
$ / shares
shares
Feb. 17, 2015
USD ($)
Jan. 08, 2015
shares
Feb. 03, 2014
USD ($)
shares
Nov. 30, 2015
USD ($)
Nov. 30, 2015
ILS (₪)
Nov. 27, 2014
USD ($)
shares
Jan. 31, 2014
$ / shares
shares
Jun. 18, 2013
USD ($)
Dec. 31, 2012
shares
Dec. 31, 2015
USD ($)
$ / shares
shares
Dec. 31, 2014
USD ($)
$ / shares
shares
Dec. 31, 2013
USD ($)
$ / shares
shares
Dec. 31, 2015
USD ($)
$ / shares
shares
Class of Stock [Line Items]                            
Issuance of ordinary shares | $                     $ 760 $ 1,742 $ 336  
Number of ordinary shares issued         $ 411 ₪ 1,600                
Trading description                     For each Ordinary Share purchased under the SEDA, YA will pay 95% for 2013, 2014 SEDA and 93% for 2015 SEDA, of the lowest daily VWAP (as defined below) of the Ordinary Shares during the five consecutive trading days following the date of an advance notice from the Company (provided such VWAP is greater than or equal to 90% of the last closing price of the Ordinary shares at the time of delivery of the advance notice). Notwithstanding the forgoing, the notice shall not exceed $150 for the 2013 SEDA, $500 for the 2014 SEDA and $500 for the 2015 SEDA.      
Ordinary shares, shares authorized                     4,000,000 2,500,000   4,000,000
Increase in authorized share     1,500,000                      
Stock option compensation expenses | $                     $ 130 $ 302 $ 211  
Stock Option [Member]                            
Class of Stock [Line Items]                            
Option term                   10 years        
Ordinary shares reserved for purchase                   275,000        
Vesting period                     4 years      
Stock option plan expiration date                   May 31, 2023        
Weighted-average grant-date fair value of options granted | $ / shares                     $ 2.43 $ 5.32 $ 4.18  
Weighted-average grant-date fair value of unvested options | $ / shares                     $ 2.99     $ 2.99
Total intrinsic value of options exercised | $                     $ 0 $ 0 $ 378  
Unrecognized compensation cost related to non-vested share-based compensation arrangements | $                     187 182   $ 187
Stock option compensation expenses | $                     $ 119 $ 100 $ 23  
Maximum [Member] | Stock Option [Member]                            
Class of Stock [Line Items]                            
Option term                     10 years      
Minimum [Member] | Stock Option [Member]                            
Class of Stock [Line Items]                            
Option term                     2 years      
YA Global Master SPV Ltd. [Member]                            
Class of Stock [Line Items]                            
Issuance of ordinary shares | $   $ 1,300   $ 2,000         $ 600   $ 4,065      
Number of ordinary shares issued, shares                           509,947
Number of ordinary shares issued | $                           $ 1,798
Number shares covered by warrants               161,000            
Warrant extension term               2 years            
Ordinary shares issued for commitment fee                     28,930 13,711 7,500  
YA Global Master SPV Ltd. [Member] | Note Purchase Agreement [Member]                            
Class of Stock [Line Items]                            
Issuance of ordinary shares, shares       2,500                    
Bridge Loan | $       $ 500                    
Bridge loan expiration period       1 year                    
YA Global Master SPV Ltd. [Member] | Share Purchase Agreement [Member]                            
Class of Stock [Line Items]                            
Issuance of ordinary shares, shares 244,630                          
Issuance of ordinary shares | $ $ 573                          
Shares issued, Price per share | $ / shares $ 2.406                          
Issuance expenses | $ $ 16                          
YA Global Master SPV Ltd. [Member] | Maximum [Member]                            
Class of Stock [Line Items]                            
Exercise price of warrants | $ / shares               $ 11            
YA Global Master SPV Ltd. [Member] | Minimum [Member]                            
Class of Stock [Line Items]                            
Exercise price of warrants | $ / shares               $ 7.43            
Director Fees [Member]                            
Class of Stock [Line Items]                            
Shares issued for services                       2,652    
Cukierman and Co. [Member]                            
Class of Stock [Line Items]                            
Shares issued for services                     4,065 17,747 20,932  
Edouard Cukierman [Member]                            
Class of Stock [Line Items]                            
Shares issued for services                     0 17,079 7,787  
THCAP [Member]                            
Class of Stock [Line Items]                            
Shares issued for services                     0 6,004 9,868  
THCAP [Member] | Director Fees [Member]                            
Class of Stock [Line Items]                            
Shares issued for services                     0 2,405 1,219  
Novel Infrastructure, Ltd. [Member] | Share Purchase Agreement [Member]                            
Class of Stock [Line Items]                            
Issuance of ordinary shares, shares             128,147              
Issuance of ordinary shares | $             $ 500              
Payments of stock issuance costs | $             $ 33