UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 82,537	$ (79,042)
Adjustments to reconcile net income (loss) to net cash provided by operating activities -
Depreciation, depletion and amortization	217,125	200,975
Gain (Loss) on Disposition of Assets	(40,000)	0
Amortization and write-off of debt issuance costs, premium and discount	7,110	9,242
Payments received under previously owned direct financing leases	0	52,500
Equity in earnings of investments in equity investees	(40,252)	(45,183)
Cash distributions of earnings of equity investees	41,496	44,747
Non-cash effect of long-term incentive compensation plans	10,835	5,111
Deferred and other tax liabilities	1,010	630
Unrealized losses on derivative transactions	15,726	30,729
Cancellation of debt income	(8,619)	0
Other, net	14,203	16,191
Net changes in components of operating assets and liabilities (Note 14)	(48,576)	6,457
Net cash provided by operating activities	252,595	242,357
CASH FLOWS FROM INVESTING ACTIVITIES:
Payments to acquire fixed and intangible assets	(303,789)	(217,972)
Cash distributions received from equity investees - return of investment	14,737	24,126
Investments in equity investees	(5,441)	(129)
Proceeds from asset sales	40,281	223
Net cash used in investing activities	(254,212)	(193,752)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings on senior secured credit facility	697,000	553,100
Repayments on senior secured credit facility	(625,800)	(763,800)
Proceeds from Issuance of Senior Long-term Debt	408,000	0
Redemption of preferred units (Note 10)	288,629	0
Proceeds from issuance of senior unsecured notes (Note 9)	0	259,375
Net proceeds from issuance of preferred units	0	93,100
Repayment of senior unsecured notes (Note 9)	(72,241)	(80,859)
Debt issuance costs	(6,019)	(12,208)
Contributions from noncontrolling interests	19,239	557
Distributions to noncontrolling interests	(24,656)	0
Distributions to common unitholders	(55,161)	(55,161)
Distributions to Class A Convertible Preferred unitholders	(56,052)	(56,052)
Other, net	5,429	1,821
Net cash provided by (used in) financing activities	1,110	(60,127)
Net decrease in cash, cash equivalents and restricted cash	(507)	(11,522)
Cash, cash equivalents and restricted cash at beginning of period	24,992	27,018
Cash, cash equivalents and restricted cash at end of period	$ 24,485	$ 15,496