INCOME TAXES (Details) ₪ in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jul. 31, 2026 USD ($)	Jul. 31, 2025 USD ($)	Jul. 31, 2026 USD ($)	Jul. 31, 2025 USD ($)	Jan. 08, 2026 USD ($)	Jan. 08, 2026 ILS (₪)
Income Tax Contingency [Line Items]
Effective tax rate excluding discrete items (as a percent)	(4.10%)	(4.80%)	(4.30%)	(3.80%)
Israel Tax Authority | Income Tax Jurisdiction, Foreign
Income Tax Contingency [Line Items]
Income tax examination, interest expense	$ 2.8		$ 5.4
Discrete tax expense		$ 136.0		$ 136.0
Deferred tax asset, valuation allowance release				$ 4.7
Total tax expenses					$ 180.0
Unpaid accruing interest (as a percent)			7.00%
Cumulative payments					$ 259.7	₪ 792.7
Installment payments			$ 30.7
Remaining liabilities	162.3		162.3
Israel Tax Authority | Income Tax Jurisdiction, Foreign | Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherLiabilities
Income Tax Contingency [Line Items]
Remaining liabilities	151.9		151.9
Israel Tax Authority | Income Tax Jurisdiction, Foreign | Location, Statement of Financial Position, Balance [Axis]: us-gaap:OtherLiabilitiesCurrent
Income Tax Contingency [Line Items]
Remaining liabilities	$ 10.4		$ 10.4