Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation Basis of Presentation (Details)

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Basis of Presentation Basis of Presentation (Details) - USD ($)
$ in Thousands
Nov. 30, 2017
Aug. 31, 2017
Condensed Statement of Income Captions [Line Items]    
AOCI - Foreign Currency Translation Adjustment, net of tax $ 204,906 $ 207,804
AOCI - Pension and other postretirement benefit plans, net of tax 19,330 19,457
Total shareholders’ equity 516,318 500,539
AOCI Attributable to Parent [Member]    
Condensed Statement of Income Captions [Line Items]    
Total shareholders’ equity $ 224,236 $ 227,261