CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023	May 31, 2022
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance, shares			129,060,664
Beginning balance	$ 3,783,193	$ 2,869,947	$ 3,286,429	$ 2,295,109
Beginning balance, treasury stock, shares			(11,564,611)
Net earnings	233,971	312,429	$ 675,594	928,632
Other comprehensive income (loss)	30,486	6,146	169,433	(910)
Dividends	$ (18,733)	(16,992)	$ (56,257)	(51,003)
Treasury stock acquired, shares	(352,000)		(1,957,452)
Treasury stock acquired	$ (16,516)	(38,587)	$ (82,839)	(55,597)
Issuance of stock under incentive and purchase plans, net of shares withheld for taxes	1,124	587	(13,665)	(10,132)
Stock-based compensation	10,091	8,639	35,229	26,979
Contribution of non-controlling interest	$ 9		9
Reclassification of share-based liability awards			$ 9,692	9,091
Ending balance, shares	129,060,664		129,060,664
Ending balance	$ 4,023,625	$ 3,142,169	$ 4,023,625	$ 3,142,169
Ending balance, treasury stock, shares	(12,197,318)		(12,197,318)
Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance, shares	129,060,664	129,060,664	129,060,664	129,060,664
Beginning balance	$ 1,290	$ 1,290	$ 1,290	$ 1,290
Ending balance, shares	129,060,664	129,060,664	129,060,664	129,060,664
Ending balance	$ 1,290	$ 1,290	$ 1,290	$ 1,290
Additional Paid-In Capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	374,440	366,162	382,767	368,064
Issuance of stock under incentive and purchase plans, net of shares withheld for taxes	887	585	(42,270)	(28,748)
Stock-based compensation	10,091	8,639	35,229	26,979
Reclassification of share-based liability awards			9,692	9,091
Ending balance	385,418	375,386	385,418	375,386
Accumulated Other Comprehensive Loss
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	24,496	(91,876)	(114,451)	(84,820)
Other comprehensive income (loss)	30,486	6,146
Ending balance	54,982	(85,730)	54,982	(85,730)
Retained Earnings
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	3,716,537	2,745,117	3,312,438	2,162,925
Net earnings	233,971	312,429	675,594	928,632
Dividends	(18,733)	(16,992)	(56,257)
Ending balance	3,931,775	3,040,554	3,931,775	3,040,554
Treasury Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ (333,802)	$ (150,978)	$ (295,847)	$ (152,582)
Beginning balance, treasury stock, shares	(11,855,357)	(7,564,796)	(11,564,611)	(8,474,075)
Treasury stock acquired, shares	(352,000)	(1,006,387)	(1,957,452)	(1,501,387)
Treasury stock acquired	$ (16,516)	$ (38,587)	$ (82,839)	$ (55,597)
Issuance of stock under incentive and purchase plans, net of shares withheld for taxes	$ 237	$ 2	$ 28,605	$ 18,616
Issuance of stock under incentive and purchase plans, net of forfeitures, shares	10,039	926	1,324,745	1,405,205
Ending balance	$ (350,081)	$ (189,563)	$ (350,081)	$ (189,563)
Ending balance, treasury stock, shares	(12,197,318)	(8,570,257)	(12,197,318)	(8,570,257)
Noncontrolling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 232	$ 232	$ 232	$ 232
Contribution of non-controlling interest	9		9
Ending balance	$ 241	$ 232	$ 241	$ 232