XML 23 R111.htm IDEA: XBRL DOCUMENT v3.20.1
Share-Based Compensation (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Disclosure Of Share Based Payment Arrangements Explanatory [Line Items]      
Cost of revenues $ 533,916 $ 554,690 $ 518,142
Research and development 114,859 123,037 117,662
General and administrative 23,672 21,823 20,461
Sales and marketing 17,628 20,380 20,388
Total compensation recognized in income 5 22 52
Income tax benefit 416 994 4,554
Share Based Compensation [Member]      
Disclosure Of Share Based Payment Arrangements Explanatory [Line Items]      
Cost of revenues 9 90 204
Research and development 339 3,165 5,222
General and administrative 50 387 723
Sales and marketing 59 544 995
Total compensation recognized in income 457 4,186 7,144
Income tax benefit $ 89 $ 894 $ 1,525