XML 96 R80.htm IDEA: XBRL DOCUMENT v3.8.0.1
SHARE-BASED AWARDS AND OPTIONS - Share-Based Compensation Expense (Details) - USD ($)
$ in Thousands
7 Months Ended 12 Months Ended
Dec. 31, 2016
Dec. 31, 2017
May 31, 2016
May 31, 2015
May 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation expense $ 18,707 $ 39,095 $ 30,809 $ 21,056  
Income tax benefit $ 6,582 $ 13,849 $ 9,879 $ 6,907  
Stock Option Plan 2011          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares reserved for future issuance (in shares)         14,000,000