Revenue from Contracts with Customers - Revenue From Contracts With Customers Table (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Revenue from customers		$ 733,702	$ 758,054
Revenue from other than customers, other		280	243
Total revenues and other	[1]	733,982	758,297
Service Revenues - Fee Based [Member]
Disaggregation of Revenue [Line Items]
Revenue from customers		647,867	631,598
Total revenues and other		647,867	631,598
Service Revenues - Product Based [Member]
Disaggregation of Revenue [Line Items]
Revenue from customers		46,810	40,867
Total revenues and other		46,810	40,867
Product Sales [Member]
Disaggregation of Revenue [Line Items]
Revenue from customers		39,025	85,589
Total revenues and other		$ 39,025	$ 85,589

[1] Total revenues and other includes related-party amounts of $448.8 million and $428.7 million for the three months ended March 31, 2023 and 2022, respectively. See Note 5.