XML 76 R63.htm IDEA: XBRL DOCUMENT v3.8.0.1
Number of Reserved and Authorized Shares Under the Equity Incentive Plans (Detail) - shares
shares in Thousands
Dec. 31, 2017
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock Options outstanding 13,142 12,578
Ordinary shares available for issuance under the Equity Incentive Plans 1,693  
Total Reserved and Authorized Shares as of December 31, 2016 15,903  
Restricted Stock Units (RSUs)    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock unit outstanding 893 937
Performance Stock Units PSU    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock unit outstanding 175 195