Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Litigation (Details Textual)

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Litigation (Details Textual)
1 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended
May 31, 2012
USD ($)
Jan. 31, 2011
USD ($)
Dec. 31, 2012
USD ($)
Dec. 31, 2011
USD ($)
Dec. 31, 2010
USD ($)
Dec. 31, 2008
USD ($)
Dec. 31, 2008
ILS
Dec. 31, 2004
Dec. 31, 2012
Reservation Of Rights [Member]
USD ($)
Dec. 31, 2012
Former Employee [Member]
USD ($)
Dec. 31, 2012
Former Employee [Member]
ILS
Dec. 31, 2004
Former Employee [Member]
USD ($)
Jul. 31, 2011
Former Supplier [Member]
USD ($)
Dec. 31, 2007
Former Supplier [Member]
USD ($)
Dec. 31, 2007
Former Supplier [Member]
EUR (€)
Percentage Of Purchase Of Outstanding Shares and Compensate By Stock Option Issued               1.75%              
Stock-based compensation $ 4,500,000   $ 8,874,000 $ 1,587,000 $ 1,242,000             $ 85,000      
Litigation Settlement, Expense                   27,000 100,000        
Claiming Damages Interest and Legal and Litigation Costs                           747,000 566,000
Interest and Legal and Litigation Costs                         911,000   690,000
Percentage Of Maintain Equity Interest           1.45% 1.45%                
Reimburse Salary Reductions           148,000 552,000                
Loss Contingency Demanded On Termination   118,000                          
Litigation Compensation     $ 1,500,000           $ 500,000