Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments Financial Instruments (Details 3)

v3.4.0.3
Financial Instruments Financial Instruments (Details 3) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2015
Oct. 31, 2014
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Net Gain (Loss) Attributable To Contingent Consideration $ (86) $ 183    
Fair Value, Inputs, Level 3 [Member] | Maximum [Member]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Fair Value Inputs, Discount Rate 64.00%   41.00%  
Physpeed [Member] | Earn-out Consideration [Member]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Payment of Contingent Consideration $ 240 0    
Business Combination, Contingent Consideration, Liability 241 82 $ 400 $ 300
Fair Value, Measurements, Recurring [Member] | Earn-out Consideration [Member] | Contingent Consideration [Member]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Available-for-sale Securities, Debt Securities, Current 241      
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Available-for-sale Securities, Debt Securities, Current 241   395  
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Contingent Consideration [Member]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Available-for-sale Securities, Debt Securities, Current 241   395  
Estimate of Fair Value Measurement [Member] | Fair Value, Measurements, Recurring [Member]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Available-for-sale Securities, Debt Securities, Current 241   395  
Estimate of Fair Value Measurement [Member] | Fair Value, Measurements, Recurring [Member] | Contingent Consideration [Member]        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Available-for-sale Securities, Debt Securities, Current 241   395  
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value 395 265 265  
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings $ 86 $ (183)    
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value     $ 395