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Revenue Recognition - Summary of Contract Balances (Detail) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Feb. 28, 2025 | Aug. 31, 2024
Contract With Customer Asset And Liability [Line Items] |  |  |
Contract liabilities | [1] | $ 32.1 | $ 54.6
Change in contract assets, accounts receivable, net |  | (2.6) |
Change in contract assets, inventories |  | (1.4) |
Change in contract liabilities | [1] | (22.5) |
Accounts Receivable, Net |  |  |
Contract With Customer Asset And Liability [Line Items] |  |  |
Contract assets |  | 4.1 | 6.7
Inventories |  |  |
Contract With Customer Asset And Liability [Line Items] |  |  |
Contract assets |  | $ 9.4 | $ 10.8
[1] | Contract liabilities balance includes deferred revenue within the scope of Revenue from Contracts with Customers (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 -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-8 + Details
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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-8 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-2 + Details
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