SALES OF ACCOUNTS RECEIVABLE (Activity of Deferred Purchase Price Receivables) (Details) - USD ($) $ in Thousands		3 Months Ended				9 Months Ended
		May 31, 2017		May 31, 2016		May 31, 2017		May 31, 2016
Securitization or Asset-backed Financing Arrangement, Financial Asset for Which Transfer is Accounted as Sale [Roll Forward]
Beginning balance						$ 765,784
Transfers of accounts receivable				$ 13,600				$ 37,000
Collections				(12,300)		(3,700)		(49,100)
Program termination						1,600
Ending balance		$ 869,970				869,970
Deferred purchase price receivables
Securitization or Asset-backed Financing Arrangement, Financial Asset for Which Transfer is Accounted as Sale [Roll Forward]
Beginning balance		312,446		231,874		289,748		339,547
Transfers of accounts receivable		777,104		636,929		1,977,546		1,763,122
Collections		(725,336)		(608,292)		(1,869,163)		(1,842,158)
Program termination						(33,917)
Ending balance		364,214		260,511		364,214		260,511
Deferred purchase price receivables | U.S.
Securitization or Asset-backed Financing Arrangement, Financial Asset for Which Transfer is Accounted as Sale [Roll Forward]
Beginning balance		258,719		193,035		212,762		269,778
Transfers of accounts receivable		671,429		513,169		1,702,584		1,432,592
Collections		(626,182)		(498,529)		(1,611,380)		(1,494,695)
Program termination						0
Ending balance		303,966		207,675		303,966		207,675
Deferred purchase price receivables | Australia
Securitization or Asset-backed Financing Arrangement, Financial Asset for Which Transfer is Accounted as Sale [Roll Forward]
Beginning balance				13,383	[1]	26,662	[2]	18,038	[3]
Transfers of accounts receivable				47,110	[1]	16,914	[2]	130,440	[3]
Collections				(41,522)	[1]	(9,659)	[2]	(129,507)	[3]
Program termination	[2]					(33,917)
Ending balance		0	[2]	18,971	[1],[3]	0	[2]	18,971	[1],[3]
Deferred purchase price receivables | Poland
Securitization or Asset-backed Financing Arrangement, Financial Asset for Which Transfer is Accounted as Sale [Roll Forward]
Beginning balance		53,727		25,456		50,324		51,731
Transfers of accounts receivable		105,675		76,650		258,048		200,090
Collections		(99,154)		(68,241)		(248,124)		(217,956)
Program termination						0
Ending balance		$ 60,248		$ 33,865		$ 60,248		$ 33,865

[1] Includes transfers of accounts receivable of $13.6 million and collections of $12.3 million

[2] collections of $3.7 million and program termination of $1.6 million

[3] Includes transfers of accounts receivable of $37.0 million and collections of $49.1 million