Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands		Dec. 31, 2023	Dec. 31, 2022
Materials and supplies inventory		$ 96,300	$ 60,400
Total assets	[1]	12,471,607	11,271,628
Accounts receivable, net		666,637	554,263
Total liabilities	[2]	9,442,477	8,163,513
Related Parties [Member]
Total assets		1,307,152	1,289,269
Accounts receivable, net		358,141	313,937
Total liabilities		378,840	312,305
Natural-Gas Liquids [Member]
NGLs line-fill inventory		$ 5,700	$ 6,500

[1] Total assets includes related-party amounts of $1.3 billion as of December 31, 2023 and 2022, which includes related-party Accounts receivable, net of $358.1 million and $313.9 million as of December 31, 2023 and 2022, respectively. See Note 6.

[2] Total liabilities includes related-party amounts of $378.8 million and $312.3 million as of December 31, 2023 and 2022, respectively. See Note 6.