CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash flows from operating activities
Net income (loss)	$ (159.1)	$ (151.4)	$ 423.0
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Amortization in interest expense	14.9	15.3	11.8
Compensation on equity grants	29.7	25.0	14.3
Depreciation and amortization expense	757.7	677.1	351.0
Goodwill impairment	207.0	290.0	0.0
Accretion of asset retirement obligations	4.6	5.3	4.5
Increase (decrease) in redemption value of mandatorily redeemable preferred interests	(15.2)	(30.6)
Deferred income tax expense (benefit)	(37.8)	24.6	(4.4)
Equity (earnings) loss of unconsolidated affiliates	14.3	2.5	(18.0)
Distributions of earnings received from unconsolidated affiliates	4.1	13.8	18.0
Risk management activities	38.8	71.1	4.7
(Gain) loss on sale or disposition of assets	6.1	(8.0)	(4.8)
(Gain) loss from financing activities	48.2	10.1	12.4
Changes in operating assets and liabilities, net of business acquisitions:
Receivables and other assets	(235.7)	235.9	90.2
Inventories	(15.9)	41.4	(36.2)
Accounts payable and other liabilities	175.7	(187.4)	(104.7)
Net cash provided by operating activities	837.4	1,034.7	761.8
Cash flows from investing activities
Outlays for property, plant and equipment	(562.1)	(817.2)	(762.2)
Outlays for business acquisitions, net of cash acquired		(1,574.4)
Investments in unconsolidated affiliates	(4.4)	(11.7)
Return of capital from unconsolidated affiliates	4.1	1.2	5.7
Other, net	3.8	2.5	5.1
Net cash used in investing activities	(558.6)	(2,399.6)	(751.4)
Debt obligations:
Proceeds from borrowings under credit facilities	2,322.0	2,488.0	2,492.0
Repayments of credit facilities	(2,617.0)	(1,870.0)	(2,328.8)
Proceeds from borrowings under accounts receivable securitization facility	171.4	391.6	381.9
Repayments of accounts receivable securitization facility	(115.7)	(355.1)	(478.8)
Proceeds from issuance of senior notes and term loan	1,000.0	2,122.5
Redemption of senior notes and term loan	(1,852.2)	(284.3)
Redemption of TPL senior notes	13.3	1,168.8
Proceeds from issuance of common stock	577.3	336.8
Proceeds from issuance of preferred stock and warrants	994.1
Proceeds from sale of Partnership common and preferred units		443.6	412.7
Costs incurred in connection with financing arrangements	(71.4)	(54.3)	(14.3)
Repurchase of shares and units under compensation plans	(3.6)	(8.8)	(7.4)
Purchase of noncontrolling interests in subsidiary	(37.2)
Contributions from noncontrolling interests	43.3	78.4
Distributions to noncontrolling interests	(26.7)	(14.4)
Distributions to Partnership unitholders	(150.3)	(500.4)	(339.8)
Dividends paid to common and preferred shareholders	(565.9)	(179.0)	(113.0)
Payments of distribution equivalent rights	(0.3)	(2.8)	(1.6)
Excess tax benefit from stock-based awards		1.1	1.0
Net cash provided by (used in) financing activities	(345.5)	1,424.1	3.9
Net change in cash and cash equivalents	(66.7)	59.2	14.3
Cash and cash equivalents, beginning of period	140.2	81.0	66.7
Cash and cash equivalents, end of period	$ 73.5	$ 140.2	$ 81.0