Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Fair Value Measurements (Narrative) (Details)

v3.5.0.2
Fair Value Measurements (Narrative) (Details) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended
Jul. 31, 2015
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Change in fair value of obligations in connection with acquisitions   $ (587) $ (6,680) $ 140 $ (19,936)
Solid Concepts, Inc. [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Remaining obligations in connection with acquisitions   $ 7,900   7,900  
Increase to fair value of deferred payments if Company's share price increased by 10%       700  
Increase to fair value of deferred payments if there was a 10% change in share price volatility used in calculation of discount       $ 100  
Solid Concepts, Inc. [Member] | Ordinary Shares [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Ordinary shares issued as consideration for business acquisition 118,789        
Value of ordinary shares issued as consideration for business acquisition $ 4,100        
Cash given as consideration for business acquisition $ 900