UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenue
Revenue from contract with customer	$ 107	$ 115	$ 224	$ 201
Lease revenue – related parties	14	14	28	28
Total revenue	121	129	252	229
Costs and expenses
Operations and maintenance – third parties	16	25	29	68
Operations and maintenance – related parties	16	13	30	26
Cost of product sold – third parties	2	1	3	1
Cost of product sold – related parties	5	1	13	8
Loss from revision of asset retirement obligation	0	0	2	0
General and administrative – third parties	5	2	6	4
General and administrative – related parties	12	14	23	27
Depreciation, amortization and accretion	12	12	24	23
Property and other taxes	5	4	9	10
Total costs and expenses	73	72	139	167
Operating income	48	57	113	62
Income from equity method investments	80	48	150	88
Dividend income from cost investments	0	13	14	38
Other income	12	10	20	16
Investment, dividend and other income	92	71	184	142
Interest expense, net	21	13	41	24
Income before income taxes	119	115	256	180
Income tax expense	0	0	0	0
Net income	119	115	256	180
Less: Net income attributable to noncontrolling interests	4	4	9	5
Net income attributable to the Partnership	115	111	247	175
Limited Partners' interest in net income attributable to the Partnership	$ 85	$ 79	$ 190	$ 116
Net income per Limited Partner Unit - Basic and Diluted
Distributions per Limited Partner unit (in dollars per share)	$ 0.4300	$ 0.3650	$ 0.8450	$ 0.7130
Shell Pipeline Company L P
Costs and expenses
General partner's interest in net income attributable to the Partnership	$ 30	$ 32	$ 57	$ 59
Common
Costs and expenses
Net income attributable to the Partnership	$ 85	$ 79	$ 190	$ 116
Net income per Limited Partner Unit - Basic and Diluted
Net income per Limited Partner unit (in dollars per share)	$ 0.38	$ 0.35	$ 0.84	$ 0.54
Common units – public
Costs and expenses
Net income	$ 45	$ 43
Weighted average Limited Partner Units outstanding - Basic and Diluted (in millions)
Weighted average Limited Partner units outstanding - Common (in shares)	123.8	123.8	123.8	118.9
Common units – public | Shell Pipeline Company L P
Costs and expenses
Net income	$ 40	$ 36
Common units – SPLC | Shell Pipeline Company L P
Weighted average Limited Partner Units outstanding - Basic and Diluted (in millions)
Weighted average Limited Partner units outstanding - Common (in shares)	102.6	100.0	101.3	97.8
Third Parties | Transportation, Terminaling and Storage Services
Revenue
Revenue from contract with customer	$ 34	$ 57	$ 76	$ 92
Third Parties | Product Revenue
Revenue
Revenue from contract with customer	3	1	4	1
Related Parties | Transportation, Terminaling and Storage Services
Revenue
Revenue from contract with customer	64	55	128	98
Related Parties | Product Revenue
Revenue
Revenue from contract with customer	6	2	$ 16	$ 10
Noncontrolling Interests
Costs and expenses
Net income	$ 4	$ 4