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Revenue Recognition - Summary of Contract Balances (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Aug. 31, 2021 | Aug. 31, 2020
Contract With Customer Asset And Liability [Line Items] |  |  |
Contract liabilities | [1] | $ 36,428 | $ 27,009
Change in contract liabilities | [1] | 9,419 |
Accounts Receivable, Net |  |  |
Contract With Customer Asset And Liability [Line Items] |  |  |
Contract assets |  | 5,855 | 430
Change in contract assets |  | 5,425 |
Inventories |  |  |
Contract With Customer Asset And Liability [Line Items] |  |  |
Contract assets |  | 6,727 | $ 7,081
Change in contract assets |  | $ (354) |
[1] | Contract liabilities balance includes deferred revenue within the scope of Topic 606.

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- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130549-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130531-203044 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130533-203044 + Details
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