Equity Investments - Summarized Combined Financial Data For Equity Investments (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Schedule of Equity Method Investments [Line Items]
Revenues and other	[1]	$ 2,877,155	$ 2,772,592	$ 2,746,174
Operating income		1,336,271	878,913	1,231,343
Net income (loss)		943,999	516,852	807,700
Total current assets		684,764	943,064
Property, plant, and equipment, net		8,512,907	8,709,945
Other assets	[2]	158,696	171,013
Total assets	[3]	11,273,079	11,830,027
Current liabilities		1,140,197	960,935
Non-current liabilities		7,037,122	7,973,880
Equity		3,095,760	2,895,212	3,345,293	$ 4,892,683
Total liabilities, equity, and partners' capital		11,273,079	11,830,027
Equity Method Investments [Member]
Schedule of Equity Method Investments [Line Items]
Revenues and other		1,808,791	1,635,132	1,687,116
Operating income		946,299	1,045,889	1,107,664
Net income (loss)		945,801	1,045,076	$ 1,108,173
Total current assets		398,696	398,933
Property, plant, and equipment, net		5,442,565	5,653,853
Other assets		182,323	171,353
Total assets		6,023,584	6,224,139
Current liabilities		157,099	144,629
Non-current liabilities		24,713	31,383
Equity		5,841,772	6,048,127
Total liabilities, equity, and partners' capital		$ 6,023,584	$ 6,224,139

[1] Total revenues and other includes related-party amounts of $1.6 billion, $1.8 billion, and $1.6 billion for the years ended December 31, 2021, 2020, and 2019, respectively. See Note 6.

[2] Other assets includes $9.8 million and $4.2 million of NGLs line-fill inventory as of December 31, 2021 and 2020, respectively. Other assets also includes $56.2 million and $71.9 million of materials and supplies inventory as of December 31, 2021 and 2020, respectively.

[3] Total assets includes related-party amounts of $1.4 billion and $1.6 billion as of December 31, 2021 and 2020, respectively, which includes related-party Accounts receivable, net of $180.2 million and $291.3 million as of December 31, 2021 and 2020, respectively. See Note 6.