XML 15 R3.htm IDEA: XBRL DOCUMENT v3.10.0.1

CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - shares	Jun. 30, 2018	Dec. 31, 2017	Jun. 30, 2017	Dec. 31, 2016
Series A Preferred Units
Units outstanding (units)	71,090,468	69,696,542	66,990,153	64,388,853
Series B Preferred Units
Units outstanding (units)	800,000	800,000
Common Units
Units outstanding (units)	725,582,739	725,189,138	724,696,735	669,194,419

X

- Definition

The number of limited partner units outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 5
-Subparagraph (SAB Topic 4.F)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055

+ Details

Name:	us-gaap_LimitedPartnersCapitalAccountUnitsOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_LimitedPartnersCapitalAccountByClassAxis=paa_SeriesaPreferredUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LimitedPartnersCapitalAccountByClassAxis=paa_SeriesBPreferredUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LimitedPartnersCapitalAccountByClassAxis=paa_CommonUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: