CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Operating Revenues:
Transportation	$ 288.1	$ 258.7	$ 886.5	$ 842.5
Storage, parking and lending	32.0	26.9	93.5	82.4
Other	16.9	19.7	57.8	60.3
Total operating revenues	337.0	305.3	1,037.8	985.2
Operating Costs and Expenses:
Fuel and transportation	5.0	1.2	18.2	14.5
Operation and maintenance	67.8	55.3	171.7	153.0
Administrative and general	36.6	35.4	109.1	105.1
Depreciation and amortization	102.4	91.1	294.0	274.1
Loss (gain) on sale of assets and impairments	6.3	0.0	7.1	(0.2)
Taxes other than income taxes	28.6	28.9	86.9	85.0
Total operating costs and expenses	246.7	211.9	687.0	631.5
Operating income	90.3	93.4	350.8	353.7
Other Deductions (Income):
Interest expense	41.8	39.7	126.1	120.7
Interest income	(1.1)	0.0	(1.2)	0.0
Miscellaneous other income, net	(0.9)	(1.9)	(5.0)	(7.2)
Total other deductions	39.8	37.8	119.9	113.5
Income before income taxes	50.5	55.6	230.9	240.2
Income taxes	0.2	0.1	0.6	0.4
Net income	$ 50.3	$ 55.5	$ 230.3	$ 239.8