SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
12 Months Ended
Dec. 31, 2014
Concentration of risks [Line Items]  
Summary of information regarding deferred income from equity investee
    As of December 31  
    2013     2014  
Investment in original cost     4,921       4,903  
Accumulated gain on equity investment     1,876       5,297  
Deferred gross profit on equity investment*     (2,003 )     (16,384 )
      4,794       (6,184 )

 


*
The difference of revenue recognition point between the Company and Zhongtianxin, the Company eliminated its intra-entity of 51% interest in the voting common stock of Zhongtianxin.
Schedule of estimated useful lives
    Estimated useful lives
     
Equipment and office furniture   5 years
Mask and tooling   2 years
Motor vehicles   5 years
Purchased software   3 to 5 years
Leasehold improvements   Lesser of the lease term or the estimated useful lives of the assets
Summary of computation of basic and diluted (loss)/income attributable to ordinary shareholders
Years ended December 31
2012   2013     2014  
Numerator:                  
Net income /(Loss) from continuing operations attributable to Vimicro International Corporation 1,383       (8,418 )     4,697  
Loss from discontinued operations attributable to Vimicro International Corporation     (2,002 )            
Net (Loss)/income attributable to Vimicro International Corporation     (619 )     (8,418 )     4,697  
                         
Denominator (in number of shares):                        
Weighted-average ordinary shares outstanding - basic     123,253,931       114,687,240       98,443,702  
Dilutive effect of stock options and restricted shares     4,370,516             17,090,420  
Weighted-average number of ordinary shares outstanding—diluted     127,624,447       114,687,240       115,534,122  
                         
(Loss)/income per share- basic                        
Continuing operations     0.01       (0.07 )     0.05  
Discontinued operations     (0.02 )            
Total loss/income per share - basic     (0.01 )     (0.07 )     0.05  
(Loss)/income per share- diluted                        
Continuing operations     0.01       (0.07 )     0.04  
Discontinued operations     (0.02 )            
Total loss/income per share - diluted     (0.01 )     (0.07 )     0.04  
Customer concentration risk [Member] | Revenue [Member]  
Concentration of risks [Line Items]  
Summary of customers who accounted for more than 10% of the total revenue or accounts receivables
Years ended December 31  
2012     2013     2014  
Customer Z - %     33 %     56 %
Customer P     63 %     26 %     13 %
Customer S     11 %     7 %     2 %
Concentration of credit risk [Member] | Accounts Receivable [Member]  
Concentration of risks [Line Items]  
Summary of customers who accounted for more than 10% of the total revenue or accounts receivables
As of December 31  
2013     2014  
Customer S 33 %     9 %
Customer D     -       11 %