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Related Party Transactions - Additional Information (Details) - Common Units - shares	1 Months Ended	6 Months Ended
	Mar. 31, 2017	Jun. 30, 2017
Related Party Transaction [Line Items]
Sale of common units (units)		54,119,893
Continuous Offering Program
Related Party Transaction [Line Items]
Sale of common units (units)		4,033,567
Omnibus Agreement | AAP | Continuous Offering Program
Related Party Transaction [Line Items]
Sale of common units (units)		1,800,000
Omnibus Agreement | AAP | Underwritten Offering
Related Party Transaction [Line Items]
Sale of common units (units)	48,300,000

X

- Definition

Total units issued during the year due to the sale of units. All partners include general, limited and preferred partners.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

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.

+ References

No definition available.

+ Details

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- Details

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- Details

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X

- Details

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- Details

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- Details

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