UNAUDITED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenue
Revenue from contract with customer	$ 106	$ 107	$ 213	$ 224
Lease revenue – related parties	14	14	28	28
Total revenue	120	121	241	252
Costs and expenses
Operations and maintenance – third parties	10	16	24	29
Operations and maintenance – related parties	32	16	46	30
Cost of product sold	2	7	17	16
Loss from revision of asset retirement obligation	0	0	0	2
General and administrative – third parties	1	5	4	6
General and administrative – related parties	17	12	29	23
Depreciation, amortization and accretion	13	12	26	24
Property and other taxes	4	5	9	9
Total costs and expenses	79	73	155	139
Operating income	41	48	86	113
Income from equity method investments	109	80	221	150
Dividend income from other investments	0	0	0	14
Other income	11	12	20	20
Investment, dividend and other income	120	92	241	184
Interest income	7	1	8	2
Interest expense	24	22	49	43
Income before income taxes	144	119	286	256
Income tax expense	0	0	0	0
Net income	144	119	286	256
Less: Net income attributable to noncontrolling interests	3	4	7	9
Net income attributable to the Partnership	141	115	279	247
Preferred unitholder’s interest in net income attributable to the Partnership	12	0	12	0
General partner’s interest in net income attributable to the Partnership	0	30	55	57
Limited Partners’ interest in net income attributable to the Partnership’s common unitholders	$ 129	$ 85	$ 212	$ 190
Net income per Limited Partner Unit:
Distributions per Limited Partner unit (in dollars per share)	$ 0.4600	$ 0.4300	$ 0.9200	$ 0.8450
Common
Costs and expenses
Net income attributable to the Partnership		$ 85		$ 190
Net income per Limited Partner Unit:
Common - basic (in dollars per share)	0.33	$ 0.38	0.68	$ 0.84
Common - diluted (in dollars per share)	$ 0.32	$ 0.38	$ 0.66	$ 0.84
Common units – public
Costs and expenses
Net income	$ 41	$ 45
Weighted average Limited Partner Units outstanding:
Common units - basic (in shares)	123.8	123.8	123.8	123.8
Common units - diluted (in shares)	123.8	123.8	123.8	123.8
Common units – public | Shell Pipeline Company L P
Costs and expenses
Net income	$ 88	$ 40
Common units – SPLC | Shell Pipeline Company L P
Weighted average Limited Partner Units outstanding:
Common units - basic (in shares)	269.5	102.6	189.5	101.3
Common units - diluted (in shares)	320.3	102.6	214.8	101.3
Third Parties | Transportation, Terminaling and Storage Services
Revenue
Revenue from contract with customer	$ 27	$ 34	$ 58	$ 76
Third Parties | Product Revenue
Revenue
Revenue from contract with customer	0	3	0	4
Related Parties | Transportation, Terminaling and Storage Services
Revenue
Revenue from contract with customer	77	64	146	128
Related Parties | Product Revenue
Revenue
Revenue from contract with customer	$ 2	$ 6	$ 9	$ 16