Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Details)

v3.19.3
Income Taxes - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Aug. 31, 2019
May 31, 2019
Feb. 28, 2019
Nov. 30, 2018
Aug. 31, 2019
Aug. 31, 2018
Aug. 31, 2017
Income Tax Disclosure Additional Details [Table] [Line Items]              
Impairment & divestiture charges $ 6,200 $ (13,000) $ 6,100 $ 23,500 $ 22,827 $ 2,987 $ 116,979
Non-cash impairment charge - domestic earnings         9,000    
Non-cash impairment charge - foreign earnings         13,800   117,000
Deferred Tax Assets, Operating Loss Carryforward, State 68,800       68,800    
Deferred Tax Assets, Operating Loss Carryforwards, Foreign $ 85,300       85,300    
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense         3,700 3,000 2,900
Unrecognized Tax Benefits, Period Increase (Decrease), Reasonably Possible in Future Period         2,400    
Additional Income Tax Provision         5,400    
Director & officer transition charges         $ 0 $ 0 7,784
Percent of Revenue (excluding impairment charge) from foreign jurisdictions         70.00% 80.00%  
Income taxes, net of refunds         $ 15,400 $ (1,500) $ 11,800