XML 60 R75.htm IDEA: XBRL DOCUMENT v3.19.3
Income Taxes (Details Textuals) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2017
Jan. 31, 2019
Jul. 31, 2018
Jul. 31, 2019
Jul. 31, 2018
Jul. 31, 2017
New Accounting Pronouncement, Early Adoption [Line Items]            
Tax Credit Carryforward, Amount     $ 3,800 $ 8,200 $ 3,800  
Other Tax Expense Benefit Transition Tax Net of Foreign Tax Credit   $ 1,100 12,400      
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability     4,300      
Valuation allowance     4,592 8,578 4,592  
Unrecognized tax benefits that would impact effective tax rate     16,000 22,000 16,000  
Interest and penalties related to income tax     $ 6,000 7,600 $ 6,000 $ 5,300
Undistributed Earnings of Foreign Subsidiaries       $ 165,000    
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 35.00%     21.00% 26.90% 35.00%
Effective Income Tax Rate Reconciliation, Percent       16.10% 25.70% 10.40%
Share-based Payment Arrangement, Expense, Tax Benefit       $ 46,100 $ 21,300 $ 107,600