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STOCK-BASED COMPENSATION - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions				11 Months Ended	12 Months Ended
	Dec. 13, 2024	Dec. 12, 2023	Dec. 14, 2022	Sep. 30, 2025	Oct. 31, 2024	Oct. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense				$ 30.2	$ 16.6	$ 21.1
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)	123,800,000	120,843,000	105,753,000
Weighted average fair value of RSUs (in usd per share)	$ 66.61	$ 62.83	$ 68.99
Restricted Stock Units (RSUs) \| Earnings per Class A common stock - basic
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued in period (in shares)				49,269
Phantom Share Units (PSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)	215,953,000	202,402,000	183,218,000
Weighted average fair value of RSUs (in usd per share)	$ 61.19	$ 60.77	$ 70.06
Performance Shares \| Earnings per Class A common stock - basic
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued in period (in shares)				161,641
2005 Outside Directors Equity Award Plan Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense				$ 1.4	$ 1.3	1.3
Granted (in shares)				24,012	20,925
Weighted average fair value of RSUs (in usd per share)				$ 59.95	$ 63.31
2020 Long Term Incentive Plan Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Long-term incentive plan, requisite service period				3 years
2020 Long Term Incentive Plan Restricted Stock \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period on the basis of service only				3 years
2020 Long Term Incentive Plan Restricted Stock \| Phantom Share Units (PSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Long-term incentive plan, requisite service period				3 years
Long Term Incentive Plan Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation expense				$ 28.8	$ 15.3	$ 19.8