COMMITMENTS, CONTINGENCIES, AND GUARANTEES (Details) - Trading registrations and licenses - USD ($) $ in Millions	Sep. 30, 2025	Jan. 29, 2024
Minimum
Commitments, Contingencies and Guarantees
Year 1	$ 18.1
Year 2	18.1
Year 3	18.1
Year 4	18.1
Year 5	18.1
Maximum
Commitments, Contingencies and Guarantees
Year 1	18.3
Year 2	18.3
Year 3	18.3
Year 4	18.3
Year 5	$ 18.3
Cloud services provider \| Minimum
Commitments, Contingencies and Guarantees
Year 1		$ 5.8
Year 2		5.8
Year 3		5.8
Year 4		5.8
Year 5		5.8
Cloud services provider \| Maximum
Commitments, Contingencies and Guarantees
Year 1		6.9
Year 2		6.9
Year 3		6.9
Year 4		6.9
Year 5		$ 6.9

Amount of contractual obligation to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 235
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477314/942-235-S99-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-4

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3

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Amount of contractual obligation to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 275
-SubTopic 10
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
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