Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating activities
Net income (loss)	$ (47.7)	$ 239.1
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, amortization and accretion	117.1	89.1
Amortization of debt-related deferred costs	3.2	2.9
Unit-based compensation charges	9.2	28.6
Loss on long-lived assets, net	4.8	2.0
Gain on acquisition	0.0	(209.4)
Goodwill impairment	80.3	0.0
Earnings from unconsolidated affiliates, net, adjusted for cash distributions received	5.4	6.3
Deferred income taxes	(0.3)	0.3
Changes in operating assets and liabilities	11.4	35.0
Net cash provided by operating activities	183.4	193.9
Investing activities
Acquisitions, net of cash acquired (Note 3)	162.3	462.1
Purchases of property, plant and equipment	(143.2)	(204.7)
Investments in unconsolidated affiliates	(6.0)	(40.9)
Capital distributions from unconsolidated affiliates	18.9	24.2
Other	(0.3)	(0.5)
Net cash used in investing activities	(292.9)	(684.0)
Financing activities
Proceeds from the issuance of long-term debt	742.5	1,544.0
Payments on long-term debt	(498.2)	(1,159.5)
Payments on finance leases	(1.6)	(1.9)
Payments for debt-related deferred costs	0.0	(9.0)
Net proceeds from issuance of non-controlling interest	2.8	235.0
Distributions to partners	(91.0)	(86.2)
Distributions to non-controlling partner	18.5	6.6
Distributions to preferred unitholders	30.0	30.0
Taxes paid for unit-based compensation vesting	(15.5)	(10.6)
Other	0.0	(0.2)
Net cash provided by financing activities	90.5	475.0
Net change in cash	(19.0)	(15.1)
Cash at beginning of period	25.7	17.2
Cash at end of period	6.7	2.1
Supplemental schedule of noncash investing activities
Net change to property, plant and equipment through accounts payable and accrued expenses	35.9	(22.2)
Crestwood Midstream Partners LP
Operating activities
Net income (loss)	(52.4)	234.5
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, amortization and accretion	124.2	96.1
Amortization of debt-related deferred costs	3.2	2.9
Unit-based compensation charges	9.2	28.6
Loss on long-lived assets, net	4.8	2.0
Gain on acquisition	0.0	(209.4)
Goodwill impairment	80.3	0.0
Earnings from unconsolidated affiliates, net, adjusted for cash distributions received	5.4	6.3
Deferred income taxes	(0.1)	0.2
Changes in operating assets and liabilities	6.5	33.9
Net cash provided by operating activities	181.1	195.1
Investing activities
Acquisitions, net of cash acquired (Note 3)	162.3	462.1
Purchases of property, plant and equipment	(143.2)	(204.7)
Investments in unconsolidated affiliates	(6.0)	(40.9)
Capital distributions from unconsolidated affiliates	18.9	24.2
Other	(0.3)	(0.5)
Net cash used in investing activities	(292.9)	(684.0)
Financing activities
Proceeds from the issuance of long-term debt	742.5	1,544.0
Payments on long-term debt	(498.2)	(1,159.5)
Payments on finance leases	(1.6)	(1.9)
Payments for debt-related deferred costs	0.0	(9.0)
Net proceeds from issuance of non-controlling interest	2.8	235.0
Distributions to partners	(119.0)	(117.5)
Distributions to non-controlling partner	18.5	6.6
Taxes paid for unit-based compensation vesting	(15.5)	(10.6)
Net cash provided by financing activities	92.5	473.9
Net change in cash	(19.3)	(15.0)
Cash at beginning of period	25.4	16.5
Cash at end of period	6.1	1.5
Supplemental schedule of noncash investing activities
Net change to property, plant and equipment through accounts payable and accrued expenses	35.9	$ (22.2)
Non-Controlling Partners
Financing activities
Net proceeds from issuance of non-controlling interest	$ 2.8