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Partners' Capital (Details) - shares	Jul. 30, 2019	Sep. 30, 2019	Dec. 31, 2018
Limited partner | Common units
Partners' Capital
Partners' capital (in units)		96,615,998
Limited partner units issued (in shares)	6,397,965	96,616,000	89,984,000
Limited partner | Common units | ETO
Partners' Capital
Partners' capital (in units)		46,056,228
Limited partner | Class B Units
Partners' Capital
Limited partner units converted (in shares)	6,397,965
Limited partner units issued (in shares)			6,398,000
General partner | Common units | ETO
Partners' Capital
Partners' capital (in units)		8,000,000

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The number of limited partner units issued.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 5
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The number of each class of partnership units outstanding at the balance sheet date. Units represent shares of ownership of the general, limited, and preferred partners.

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