INTANGIBLE ASSETS - Identifiable Intangible Assets (Details) - USD ($) $ in Thousands	Aug. 31, 2023	Aug. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 2,181,243	$ 2,134,480
Accumulated Amortization	322,041	238,571
Total	$ 1,859,202	1,895,909
ABA business process
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	36 years
Gross Carrying Amount	$ 1,583,000	1,583,000
Accumulated Amortization	65,958	21,986
Total	1,517,042	1,561,014
Client relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	265,315	263,163
Accumulated Amortization	68,701	55,405
Total	$ 196,614	207,758
Client relationships | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	11 years
Client relationships | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	26 years
Developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 109,222	80,956
Accumulated Amortization	45,560	33,676
Total	$ 63,662	47,280
Developed technology | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	3 years
Developed technology | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	5 years
Acquired databases
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	15 years
Gross Carrying Amount	$ 46,000	46,000
Accumulated Amortization	4,600	1,533
Total	41,400	44,467
Software technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	142,395	122,363
Accumulated Amortization	108,702	96,567
Total	$ 33,693	25,796
Software technology | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	2 years
Software technology | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	10 years
Data content
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 35,021	32,305
Accumulated Amortization	28,508	24,973
Total	$ 6,513	7,332
Data content | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	7 years
Data content | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	20 years
Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	4 years
Gross Carrying Amount	$ 290	0
Accumulated Amortization	12	0
Total	$ 278	0
Trade names
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life (years)	15 years
Gross Carrying Amount	$ 0	6,693
Accumulated Amortization	0	4,431
Total	$ 0	$ 2,262