General - Organization and Basis of Presentation (Details)	6 Months Ended
Jun. 30, 2020 mi Terminals segment
General [Line Items]
Miles of pipeline \| mi	83,000
Number of pipeline terminals owned interest in and/or operated \| Terminals	147
Number of reporting units \| segment	6

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_PublicUtilitiesGeneralDisclosuresLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration