Partners' Capital and Distributions (Tables)

12 Months Ended

Dec. 31, 2021

Partners Capital and Distribution [Line Items]

Schedule of changes in shares outstanding

The following table presents the activity for our Class A shares, Class B shares and Class C shares:

	Class A Shares	Class B Shares	Class C Shares
Outstanding at December 31, 2018	159,485,588	119,604,338	516,938,280
Exchange Right exercises (1)	22,637,818	(22,637,818)	—
Redemption Right exercises (1)	—	(31,180,818)	31,180,818
Other	15,186	—	1,419,041
Outstanding at December 31, 2019	182,138,592	65,785,702	549,538,139
Conversion of AAP Management Units	—	595,117	—
Exchange Right exercises	11,858,457	(11,858,457)	—
Redemption Right exercises	—	(3,882,170)	3,882,170
Repurchase and cancellation of common units by a subsidiary	—	—	(6,222,748)
Other	54,387	—	520,201
Outstanding at December 31, 2020	194,051,436	50,640,192	547,717,762
Conversion of AAP Management Units	—	414,608	—
Exchange Right exercises	122,795	(122,795)	—
Redemption Right exercises	—	(4,286,491)	4,286,491
Repurchase and cancellation of common units by a subsidiary	—	—	(18,061,583)
Other	18,546	—	654,161
Outstanding at December 31, 2021	194,192,777	46,645,514	534,596,831

(1)Includes exercises by Occidental Petroleum Corporation or its subsidiaries (“Oxy”) and an affiliate of The Energy & Minerals Group (“EMG”). See Note 17 for additional information.

Class A Shares

Partners Capital and Distribution [Line Items]

Schedule of distributions

The following table details distributions paid to our Class A shareholders during the years presented (in millions, except per share data):

Year	Distributions to Class A Shareholders		Distributions per Class A Share
2021	$	140	$	0.72
2020	$	166	$	0.90
2019	$	231	$	1.38

PAA | Series A Preferred Units

Partners Capital and Distribution [Line Items]

Schedule of distributions

PAA Preferred Unit Distributions. The following table details distributions paid to PAA’s preferred unitholders during the years presented (in millions, except unit data):

	Cash Distributions
Year	Series A Preferred Unitholders		Series B Preferred Unitholders
2021	$	149	$	49
2020	$	149	$	49
2019	$	149	$	49

PAA | Series B Preferred Units

Partners Capital and Distribution [Line Items]

Schedule of distributions

PAA Preferred Unit Distributions. The following table details distributions paid to PAA’s preferred unitholders during the years presented (in millions, except unit data):

	Cash Distributions
Year	Series A Preferred Unitholders		Series B Preferred Unitholders
2021	$	149	$	49
2020	$	149	$	49
2019	$	149	$	49

PAA | Common Units

Partners Capital and Distribution [Line Items]

Schedule of distributions

The following table details distributions paid by PAA during the years presented (in millions, except per unit data):

	Distributions Paid						Distributions per common unit
Year	Public		AAP		Total
2021	$	341	$	176	$	517	$	0.72
2020	$	432	$	223	$	655	$	0.90
2019	$	632	$	372	$	1,004	$	1.38

AAP

Partners Capital and Distribution [Line Items]

Schedule of distributions

The following table details the distributions to AAP’s partners paid during the years presented from distributions received from PAA (in millions):

	Distributions to AAP’s Partners
Year	Noncontrolling Interests		PAGP		Total Cash Distributions
2021	$	36	$	140	$	176
2020	$	57	$	166	$	223
2019	$	141	$	231	$	372