Annual report pursuant to Section 13 and 15(d)

Net Periodic Benefit Costs (Detail)

v3.22.2.2
Net Periodic Benefit Costs (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Aug. 31, 2022
Aug. 31, 2021
Aug. 31, 2020
Other Postretirement Benefit Plan, Defined Benefit      
Defined Benefit Plan Disclosure [Line Items]      
Foreign Defined Benefit Plan, Net Periodic Benefit Cost $ (100) $ (200) $ (300)
Foreign Plan Member      
Defined Benefit Plan Disclosure [Line Items]      
Interest cost $ 159 $ 198 $ 171
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense)
Defined Benefit Plan, Amortization of Prior Service Cost (Credit) $ 3 $ 4 $ (18)
Amortization of actuarial loss 112 139 205
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement (145) 0 0
Defined Benefit Plan Cost of Special Events 0 0 (728)
Foreign Defined Benefit Plan, Net Periodic Benefit Cost 193 110 (443)
Defined Benefit Plan, Service Cost 90 116 284
Domestic Plan Member      
Defined Benefit Plan Disclosure [Line Items]      
Interest cost $ 1,165 $ 1,156 $ 1,331
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Other Nonoperating Income (Expense)
Amortization of actuarial loss $ 1,219 $ 1,322 $ 1,212
Foreign Defined Benefit Plan, Net Periodic Benefit Cost $ 324 $ 868 $ 773