Divestitures and Discontinued Operations - Narratives (Details) $ in Thousands, ft³ in Billions	3 Months Ended
	Mar. 31, 2020 USD ($)	Jun. 28, 2019 USD ($) ft³
Terminalling and storage
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment of assets classified as held for sale	$ 3,052
Transportation
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment of assets classified as held for sale	$ 1,300
Discontinued Operations, Disposed of by Sale | Natural Gas Storage Assets
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Natural gas storage (in cubic feet) | ft³		50
Proceeds from sale of assets		$ 210,067