BUSINESS SEGMENTS (Summary of Certain Financial Information from Continuing Operations by Reportable Segment) (Details) - USD ($) $ in Thousands		3 Months Ended															12 Months Ended
		Aug. 31, 2020		May 31, 2020	[1]	Feb. 29, 2020	[1]	Nov. 30, 2019	[1]	Aug. 31, 2019	May 31, 2019	[1]	Feb. 28, 2019	[1]	Nov. 30, 2018	[1]	Aug. 31, 2020	Aug. 31, 2019	Aug. 31, 2018
Segment Reporting Information [Line Items]
Net sales		$ 1,409,132	[1]	$ 1,341,683		$ 1,340,963		$ 1,384,708		$ 1,543,005	$ 1,605,872		$ 1,402,783		$ 1,277,342		$ 5,476,486	$ 5,829,002	$ 4,643,723
Adjusted operating profit (loss)																	576,608	424,085	352,221
Interest expense																	61,837	71,373	40,957
Capital expenditures																	187,618	138,836	174,655
Asset impairments																	7,611	384	14,372
Total assets		4,081,728								3,758,771							4,081,728	3,758,771
Segments
Segment Reporting Information [Line Items]
Net sales																	5,476,486	5,829,002	4,643,723
Segments | Continuing Operations
Segment Reporting Information [Line Items]
Adjusted operating profit (loss)																	576,608	424,085	352,221
Interest expense	[2]																61,837	71,373	40,957
Capital expenditures																	187,618	138,836	171,367
Depreciation and amortization																	165,749	158,652	131,508
Asset impairments																	7,611	384	14,372
Total assets	[3]	4,081,728								3,758,771							4,081,728	3,758,771	3,328,304
Segments | North America
Segment Reporting Information [Line Items]
Net sales																	4,769,933	5,001,116	3,738,493
Adjusted operating profit (loss)																	661,176	456,296	323,993
Interest expense	[2]																48,413	46,939	23,217
Capital expenditures																	127,982	89,119	144,007
Depreciation and amortization																	132,492	125,718	92,295
Asset impairments																	7,606	369	14,345
Total assets	[3]	2,862,805								2,991,996							2,862,805	2,991,996	2,115,049
Segments | Europe
Segment Reporting Information [Line Items]
Net sales																	699,140	817,048	887,038
Adjusted operating profit (loss)																	62,007	100,102	131,720
Interest expense	[2]																982	2,493	2,699
Capital expenditures																	48,895	40,337	23,552
Depreciation and amortization																	25,674	25,993	27,255
Asset impairments																	5	15	27
Total assets	[3]	532,850								464,177							532,850	464,177	485,548
Segments | Corporate and Other
Segment Reporting Information [Line Items]
Adjusted operating profit (loss)																	(146,575)	(132,313)	(103,492)
Interest expense	[2]																12,442	21,941	15,041
Capital expenditures																	10,741	9,380	3,808
Depreciation and amortization																	7,583	6,941	11,958
Asset impairments																	0	0	0
Total assets	[3]	$ 686,073								$ 302,598							$ 686,073	$ 302,598	$ 727,707

[1] Excludes discontinued operations. (2) Fourth quarter results include a $32.1 million charge for a working capital adjustment related to the Acquisition, which was recorded subsequent to the end of the allowable one-year measurement period.

[2] Includes intercompany interest expense in the segments, which is eliminated within Corporate and Other.

[3] Total assets listed in Corporate and Other includes assets from discontinued operations