Inventories - Narrative (Details) - USD ($) $ in Millions	Feb. 28, 2026	Aug. 31, 2025
Inventory Disclosure [Abstract]
Percentage of LIFO inventory	14.00%	18.00%
Amount by which inventories would have been higher had FIFO inventory valuation method been used	$ 348.1	$ 361.1

Amount by which inventory stated at last-in first-out (LIFO) is less than (in excess of) inventory stated at other inventory cost methods.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(6)(c))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Name:	us-gaap_InventoryLIFOReserve
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant