UNAUDITED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenue
Revenue from contract with customer	$ 125	$ 107
Lease revenue – related parties	14	14
Total revenue	139	121
Costs and expenses
Operations and maintenance – third parties	11	14
Operations and maintenance – related parties	27	14
Cost of product sold	4	15
Impairment charge	3	0
General and administrative – third parties	2	3
General and administrative – related parties	10	12
Depreciation, amortization and accretion	13	13
Property and other taxes	5	5
Total costs and expenses	75	76
Operating income	64	45
Income from equity method investments	102	112
Other income	14	9
Investment and other income	116	121
Interest income	8	1
Interest expense	21	25
Income before income taxes	167	142
Income tax expense	0	0
Net income	167	142
Less: Net income attributable to noncontrolling interests	4	4
Net income attributable to the Partnership	163	138
Preferred unitholder’s interest in net income attributable to the Partnership	12	0
General partner’s interest in net income attributable to the Partnership	0	55
Limited Partners’ interest in net income attributable to the Partnership’s common unitholders	$ 151	$ 83
Net income per Limited Partner Unit - Basic and Diluted:
Distributions per Limited Partner unit (in dollars per share)	$ 0.4600	$ 0.4600
Common
Costs and expenses
Net income attributable to the Partnership		$ 83
Net income per Limited Partner Unit - Basic and Diluted:
Common - basic (in dollars per share)	0.38	$ 0.36
Common - diluted (in dollars per share)	$ 0.37	$ 0.36
Common units – public
Costs and expenses
Net income	$ 48	$ 44
Weighted average Limited Partner Units outstanding - Basic and Diluted:
Common units - basic (in shares)	123.8	123.8
Common units - diluted (in shares)	123.8	123.8
Common units – public | Shell Pipeline Company L P
Costs and expenses
Net income	$ 103	$ 39
Common units – SPLC | Shell Pipeline Company L P
Weighted average Limited Partner Units outstanding - Basic and Diluted:
Common units - basic (in shares)	269.5	109.5
Common units - diluted (in shares)	320.3	109.5
Third Parties | Transportation, Terminaling and Storage Services
Revenue
Revenue from contract with customer	$ 41	$ 31
Third Parties | Product Revenue
Revenue
Revenue from contract with customer	0	0
Related Parties
Revenue
Lease revenue – related parties	14	14
Related Parties | Transportation, Terminaling and Storage Services
Revenue
Revenue from contract with customer	78	69
Related Parties | Product Revenue
Revenue
Revenue from contract with customer	$ 6	$ 7