Consolidated Balance Sheets - USD ($) $ in Thousands		Mar. 31, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents		$ 295,246	$ 272,787
Accounts receivable, net		720,351	666,637
Other current assets		50,750	52,986
Total current assets		1,066,347	992,410
Property, plant, and equipment
Cost		15,157,635	14,945,431
Less accumulated depreciation		5,432,343	5,290,415
Net property, plant, and equipment		9,725,292	9,655,016
Goodwill		4,783	4,783
Other intangible assets		673,491	681,408
Equity investments		546,078	904,535
Other assets	[1]	249,479	233,455
Total assets	[2]	12,265,470	12,471,607
Current liabilities
Accounts and imbalance payables		377,499	362,451
Short-term debt		108,394	617,748
Accrued ad valorem taxes		48,525	61,285
Accrued liabilities		173,721	262,572
Total current liabilities		708,139	1,304,056
Long-term liabilities
Long-term debt		7,272,079	7,283,556
Deferred income taxes		15,698	15,468
Asset retirement obligations		366,755	359,185
Other liabilities		526,508	480,212
Total long-term liabilities		8,181,040	8,138,421
Total liabilities	[3]	8,889,179	9,442,477
Equity and partners' capital
Common units (380,490,138 and 379,519,983 units issued and outstanding at March 31, 2024, and December 31, 2023, respectively)		3,225,562	2,894,231
General partner units (9,060,641 units issued and outstanding at March 31, 2024, and December 31, 2023)		11,313	3,193
Total partners' capital		3,236,875	2,897,424
Noncontrolling interests		139,416	131,706
Total equity and partners' capital		3,376,291	3,029,130
Total liabilities, equity, and partners' capital		$ 12,265,470	$ 12,471,607
Common units issued		380,490,138	379,519,983
Common units outstanding		380,490,138	379,519,983
General partner units issued		9,060,641	9,060,641
General partner units outstanding		9,060,641	9,060,641

[1] Other assets includes $5.5 million and $5.7 million of NGLs line-fill inventory as of March 31, 2024, and December 31, 2023, respectively. Other assets also includes $107.1 million and $96.3 million of materials and supplies inventory as of March 31, 2024, and December 31, 2023, respectively.

[2] Total assets includes related-party amounts of $982.6 million and $1.3 billion as of March 31, 2024, and December 31, 2023, respectively, which includes related-party Accounts receivable, net of $389.7 million and $358.1 million as of March 31, 2024, and December 31, 2023, respectively. See Note 6.

[3] Total liabilities includes related-party amounts of $406.4 million and $378.8 million as of March 31, 2024, and December 31, 2023, respectively. See Note 6.