Income Taxes - Schedule of Deferred Tax Assets and Deferred Tax Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Deferred tax assets:
Accounts receivable	$ 18.0	$ 13.9
Inventories	61.3	55.4
Employee benefits	57.3	53.5
Accrued expenses and other	135.0	142.3
Deductible state tax and interest benefit	18.7	15.8
Intangibles	48.7	56.1
Lease liabilities	111.8	103.2
Interest expense	129.3	53.3
Federal, foreign and state net operating losses and credits	1,154.4	940.3
Gross deferred tax assets	1,734.5	1,433.8
Valuation allowance	(939.6)	(760.5)
Net deferred tax assets	794.9	673.3
Deferred tax liabilities:
Inventories	(25.2)	(20.8)
Plant and equipment	(392.6)	(431.7)
Intangibles	(109.5)	(108.1)
Right of use operating lease assets	(105.3)	(96.6)
Prepaids	(57.6)	(52.0)
Other liabilities	(55.1)	(43.7)
Gross deferred tax liabilities	(745.3)	(752.9)
Net deferred tax asset	$ 49.6
Net deferred tax asset (liability)		$ (79.6)