INCOME TAXES - Deferred Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Deferred Tax Assets:
Operating lease liabilities	$ 39.1	$ 45.6
Inventories	10.4	11.4
Pension benefits	24.4	36.9
Stock-based compensation expense	34.2	29.0
Capitalized expenses	190.7	77.5
Tax credit and loss carryforwards	168.5	214.8
Accruals, prepayments, and other	39.4	59.2
Valuation allowances	(74.6)	(73.7)
Total deferred tax assets	432.1	400.7
Deferred Tax Liabilities:
Property, plant and equipment	(42.9)	(43.8)
Operating lease right-of-use assets	(36.8)	(42.6)
Insurance, including self-insurance	(205.0)	(157.3)
Goodwill, other intangibles, and other	(779.7)	(854.9)
Total deferred tax liabilities	(1,064.4)	(1,098.6)
Net deferred tax liability	$ (632.3)	$ (697.9)