Consolidated Statements of Cash Flows - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Cash Flows From Operating Activities
Net (Loss) Income		$ (37,516)	$ 67,791
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities
Depreciation and Amortization		25,931	23,033
Income Taxes		0	1,202
Goodwill Impairment		109,734	0
Loss (Income) from Equity Method Investees		6,562	(1,027)
Distributions from Equity Method Investees		8,631	6,659
Other Adjustments for Noncash Items Included in Income		2,145	761
Changes in Operating Assets and Liabilities, Net of Assets Acquired and Liabilities Assumed
Decrease (Increase) in Accounts Receivable		6,909	(9,310)
(Decrease) Increase in Accounts Payable		(3,299)	2,956
Other Operating Assets and Liabilities, Net		(714)	3,256
Net Cash Provided by Operating Activities		118,383	95,321
Cash Flows From Investing Activities
Additions to Property, Plant and Equipment		(53,019)	(73,602)
Additions to Investments		(225,599)	(270,603)
Other		154	289
Net Cash Used in Investing Activities		(278,464)	(343,916)
Cash Flows From Financing Activities
Distributions to Noncontrolling Interests and Parent		(5,700)	(10,067)
Contributions from Noncontrolling Interests		77,966	15,969
Borrowings Under Revolving Credit Facility		260,000	345,000
Repayment of Revolving Credit Facility		(105,000)	(175,000)
Distributions to Unitholders		(62,114)	(25,667)
Proceeds from Preferred Equity, Net of Issuance Costs		0	99,450
Other		(141)	(94)
Net Cash Provided by Financing Activities		165,011	249,591
Increase in Cash, Cash Equivalents, and Restricted Cash		4,930	996
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period	[1]	12,726	15,712
Cash, Cash Equivalents, and Restricted Cash at End of Period	[1]	$ 17,656	$ 16,708

[1] See Note 2. Basis of Presentation for our reconciliation of total cash.