Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Assets
Cash and Cash Equivalents	$ 503.7	$ 450.7
Restricted Cash	0.1	0.1
Receivables
Rent and other receivables	93.9	87.9
Finance leases (as lessor)	124.8	136.4
Less: allowance for losses	(5.3)	(5.9)
Receivables, net	213.4	218.4
Property, Plant and Equipment, Net [Abstract]
Operating Assets and Facilities	14,243.1	13,081.9
Less: allowance for depreciation	(3,866.7)	(3,670.7)
Operating assets and facilities, net	10,376.4	9,411.2
Lease Assets (as lessee)
Right-of-use assets, net of accumulated depreciation	173.5	212.0
Lease assets	173.5	212.0
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	690.3	627.0
Goodwill	120.9	120.0
Other Assets	301.6	286.6
Total Assets	12,379.9	11,326.0
Liabilities and Shareholders’ Equity
Accounts Payable and Accrued Expenses	210.1	239.6
Debt
Commercial paper and borrowings under bank credit facilities	11.1	11.0
Recourse	8,293.5	7,388.1
Commercial paper and borrowings under bank credit facilities	8,304.6	7,399.1
Lease, Liability [Abstract]
Operating leases	187.5	226.8
Lease obligations	187.5	226.8
Deferred Income Tax Liabilities, Net	1,132.2	1,081.1
Other Liabilities	108.8	106.4
Total Liabilities	9,943.2	9,053.0
Shareholders’ Equity
Common stock, $0.625 par value: Authorized shares — 120,000,000 Issued shares — 67,325,950 and 67,083,149 Outstanding shares — 37,632,377 and 37,895,641	42.7	42.5
Additional paid in capital	840.9	816.1
Retained earnings	3,153.0	3,009.5
Accumulated other comprehensive loss	$ (150.6)	$ (167.6)
Treasury Stock, Common, Shares	33,498,586	33,332,186
Treasury stock at cost (29,693,573 and 29,187,508 shares)	$ (1,449.3)	$ (1,427.5)
Total Shareholders’ Equity	2,436.7	2,273.0
Total Liabilities and Shareholders’ Equity	$ 12,379.9	$ 11,326.0
Common Stock, Shares Authorized	120,000,000	120,000,000
Common Stock, Par or Stated Value Per Share	$ 0.625
Common Stock, Shares, Outstanding	35,539,311	35,464,841