Income Taxes (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 0.80
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	800,000	$ 800,000
Unrecognized Tax Benefits, Increase Resulting from Foreign Currency Translation	8,600,000
Tax Credit Carryforward, Valuation Allowance	$ 800,000	$ 800,000
Effective Income Tax Rate Reconciliation, Percent	27.30%	29.80%	28.20%
Deferred Tax Liabilities
Book/tax basis difference due to depreciation	$ 1,093,500,000	$ 1,017,800,000
Deferred Tax Liabilities, Right of Use Assets	68,300,000	93,800,000
Investments in affiliated companies	27,500,000	26,100,000
Lease accounting (other than leveraged)	29,100,000	33,400,000
Other	5,400,000	2,800,000
Total deferred tax liabilities	1,225,700,000	1,173,900,000
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Contingencies	72,200,000	95,900,000
Deferred Tax Assets
Federal net operating loss	87,800,000	53,500,000
State net operating loss	45,000,000.0	38,300,000
Valuation on state net operating loss	(14,900,000)	(13,900,000)
Foreign net operating loss	1,600,000	2,100,000
Accruals not currently deductible for tax purposes	18,300,000	16,000,000.0
Allowance for losses	1,700,000	1,100,000
Pension and post-retirement benefits	9,800,000	16,400,000
Other	3,200,000	1,700,000
Total deferred tax assets	224,700,000	211,100,000
Net deferred tax liabilities	1,001,000,000	962,800,000
Gross liability for unrecognized tax benefits
Ending balance	10,200,000
Provision for Income Taxes, Equity Method Investment	55,300,000	$ 33,600,000	$ 18,000,000
Foreign Tax Authority
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 1,600,000