Income Taxes (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 0.80
Foreign tax credit	800,000	$ 800,000
Unrecognized Tax Benefits, Increase Resulting from Foreign Currency Translation	$ 9,200,000
Effective Income Tax Rate Reconciliation, Percent	23.90%	30.90%	27.30%
Deferred Tax Liabilities
Book/tax basis difference due to depreciation	$ 1,263,500,000	$ 1,157,400,000
Right-of-use assets	52,900,000	61,100,000
Investments in affiliated companies	16,800,000	25,400,000
Lease accounting (other than leveraged)	17,200,000	27,500,000
Intangible amortization	1,700,000	1,800,000
Other	4,500,000	4,100,000
Total deferred tax liabilities	1,356,600,000	1,277,300,000
Deferred Tax Assets
Lease liability	56,600,000	64,800,000
Federal net operating loss	75,000,000.0	83,800,000
Foreign tax credit	800,000	800,000
Valuation allowance on foreign tax credit	800,000	800,000
State net operating loss	40,100,000	43,100,000
Federal interest limitation carryforward	77,300,000	38,900,000
Valuation on state net operating loss	(20,300,000)	(22,700,000)
State interest limitation carryforward	13,000,000.0	4,700,000
Foreign net operating loss	4,100,000	300,000
Accruals not currently deductible for tax purposes	21,000,000.0	18,300,000
Allowance for losses	1,000,000.0	1,000,000.0
Pension and post-retirement benefits	5,800,000	8,200,000
Other	1,900,000	5,400,000
Total deferred tax assets	275,500,000	245,800,000
Net deferred tax liabilities	1,081,100,000	1,031,500,000
Gross liability for unrecognized tax benefits
Ending balance	9,400,000
Provision for Income Taxes, Equity Method Investment	25,700,000	$ 12,300,000	$ 55,300,000
Foreign Tax Authority
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 4,100,000