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Inventories (Tables)
3 Months Ended
Nov. 30, 2017
Inventories [Abstract]  
Inventories
3. Inventories
Inventories consist of the following (in thousands):
November 30, 2017August 31, 2017
Raw materials$1,739,411$1,574,241
Work in process919,036822,628
Finished goods676,352591,227
Reserve for excess and obsolete inventory(51,584)(46,013)
Inventories, net$3,283,215$2,942,083