XML 88 R63.htm IDEA: XBRL DOCUMENT v3.6.0.2
Share-based compensation - Other Plans (Details) - Other plans - Share options
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Jan. 31, 2015
Oct. 01, 2014
Sep. 30, 2016
shares
Jan. 31, 2014
€ / shares
shares
Dec. 31, 2016
€ / shares
$ / shares
shares
Dec. 31, 2016
USD ($)
$ / shares
shares
Dec. 31, 2015
USD ($)
€ / shares
Dec. 31, 2015
USD ($)
$ / shares
shares
Dec. 31, 2014
€ / shares
Dec. 31, 2014
USD ($)
shares
Options                    
Outstanding at beginning of year (in shares)           1,152,436        
Granted (in shares)           125,000   1,000,000   609,744
Exercised (in shares)           (152,436)   (304,872)   (152,436)
Forfeited (in shares)           (937,500)        
Outstanding at end of year (in shares)           187,500   1,152,436    
Fully vested and exercisable at end of year (in shares)         62,500 62,500        
Outstanding and expected to vest at end of year (in shares)         125,000 125,000        
Weighted average exercise price                    
Outstanding at beginning of year (in euros/dollars per share) | (per share)         € 0.05 $ 18.36        
Granted (in dollars per share) | $ / shares           12.98        
Exercised (in euros per share) | € / shares         € 0.05          
Forfeited (in dollars per share) | $ / shares           17.73        
Outstanding at end of year (in euros/dollars per share) | (per share)           17.93 € 0.05 $ 18.36    
Fully vested and exercisable at end of year (in dollars per share) | $ / shares         € 27.82 27.82        
Outstanding and expected to vest at end of year (in dollars per share) | $ / shares           $ 12.98        
Weighted average remaining contractual life (in years)                    
Outstanding           6 years 4 months 21 days   8 years 8 months 16 days    
Fully vested and exercisable at end of year           6 months        
Outstanding and expected to vest at end of year           9 years 3 months 29 days        
Aggregate intrinsic value                    
Outstanding (in dollars) | $             € 2,513 $ 2,513    
Exercised (in dollars) | $           $ 2,694   $ 6,155   $ 2,459
Weighted average grant-date fair value                    
Granted (in dollars per share) | (per share)           $ 7.63   $ 10.60 € 12.55  
Chief Executive Officer                    
Options                    
Forfeited (in shares)     (800,000)              
4D                    
Options                    
Granted (in shares)       609,744            
Weighted average exercise price                    
Exercised (in euros per share) | € / shares       € 0.05            
Other disclosures                    
Vesting percentage 50.00% 25.00%