UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016		Sep. 30, 2017		Sep. 30, 2016
Revenue
Transportation services and storage - third parties	$ 52.9	$ 53.8	[1]	$ 163.7	[2]	$ 174.9	[1]
Transportation services and storage - related parties	29.8	28.1	[1]	82.5	[2]	86.0	[1]
Lease revenue - related parties	11.7	0.0	[1]	19.4	[2]	0.0	[1]
Total revenue	94.4	81.9	[1]	265.6	[2]	260.9	[1]
Costs and expenses
Operations and maintenance – third parties	25.8	14.1	[1]	64.3	[2]	41.7	[1]
Operations and maintenance – related parties	8.4	7.5	[1]	26.6	[2]	22.6	[1]
General and administrative – third parties	1.0	2.2	[1]	5.6	[2]	6.4	[1]
General and administrative – related parties	8.6	7.4	[1]	25.2	[2]	22.3	[1]
Depreciation, amortization and accretion	8.9	9.1	[1]	28.0	[2],[3]	27.1	[1],[4]
Property and other taxes	3.6	2.6	[1]	11.2	[2]	10.3	[1]
Total costs and expenses	56.3	42.9	[1]	160.9	[2]	130.4	[1]
Operating income	38.1	39.0	[1]	104.7	[2]	130.5	[1]
Income from equity investments	41.2	21.4	[1]	117.1	[2]	70.2	[1]
Dividend income from cost investments	4.8	4.2	[1]	18.3	[2]	11.6	[1]
Other income	0.1	0.0	[1]	0.1	[2]	0.0	[1]
Investment, dividend and other income	46.1	25.6	[1]	135.5	[2]	81.8	[1]
Interest expense, net	9.7	2.8	[1]	22.0	[2]	7.8	[1]
Income before income taxes	74.5	61.8	[1]	218.2	[2]	204.5	[1]
Income tax expense	0.0	0.0	[1]	0.0	[2]	0.0	[1]
Net income	74.5	61.8	[1]	218.2	[2],[3],[5]	204.5	[1],[4]
Less: Net income attributable to Parent	0.0	3.0	[1]	3.0	[2]	11.4	[1]
Less: Net income attributable to noncontrolling interests	1.9	2.5	[1]	6.3	[2]	17.7	[1]
Net income attributable to the Partnership	72.6	56.3	[1]	208.9	[2]	175.4	[1]
Limited Partners' interest in net income attributable to the Partnership	$ 55.0	$ 49.1	[1]	$ 164.9	[2]	$ 160.1	[1]
Net income per Limited Partner Unit - Basic and Diluted
Distributions per Limited Partner unit (in dollars per share)	$ 0.3180	$ 0.26375	[1]	$ 0.9131	[2]	$ 0.74880	[1]
Shell Pipeline Company L P
Costs and expenses
General partner's interest in net income attributable to the Partnership	$ 17.6	$ 7.2	[1]	$ 44.0	[2]	$ 15.3	[1]
Common
Costs and expenses
Net income attributable to the Partnership	$ 55.0	$ 30.4		$ 164.9		$ 97.4
Net income per Limited Partner Unit - Basic and Diluted
Net income per Limited Partner unit (in dollars per share)	$ 0.31	$ 0.28	[1]	$ 0.93	[2]	$ 0.98	[1]
Subordinated
Costs and expenses
Net income attributable to the Partnership		$ 18.7				$ 62.7
Net income per Limited Partner Unit - Basic and Diluted
Net income per Limited Partner unit (in dollars per share)	$ 0.00	$ 0.28	[1]	$ 0.00	[2]	$ 0.93	[1]
Common units – public
Costs and expenses
Net income				$ 83.9
Weighted average Limited Partner Units outstanding - Basic and Diluted (in millions)
Weighted average Limited Partner units outstanding - Common (in shares)	90.2	88.3	[1]	89.0	[2]	77.7	[1]
Common units – public | Shell Pipeline Company L P
Costs and expenses
Net income				$ 81.0
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)	89.0	21.5	[1]	89.0	[2]	21.5	[1]
Subordinated units – SPLC | Shell Pipeline Company L P
Weighted average Limited Partner Units outstanding - Basic and Diluted (in millions)
Weighted average Limited Partner Units outstanding - Subordinated (in shares)	0.0	67.5	[1]	0.0	[2]	67.5	[1]

[1] Prior period financial information has been retrospectively adjusted for the acquisition of the Shell Delta, Na Kika and Refinery Gas Pipeline Operations.

[2] The financial information for the nine months ended September 30, 2017 reflects adjustments for the acquisition of the Shell Delta, Na Kika and Refinery Gas Pipeline Operations from January 1, 2017 through May 9, 2017.

[3] The financial information for the nine months ended September 30, 2017 reflects adjustments for the acquisition of the Shell Delta,Na Kika and Refinery Gas Pipeline Operations from January 1, 2017 through May 9, 2017.

[4] Prior period financial information has been retrospectively adjusted for the acquisition of the Shell Delta, Na Kika and Refinery Gas Pipeline Operations.

[5] Prior period financial information has been retrospectively adjusted for the acquisition of the Shell Delta, Na Kika and Refinery Gas Pipeline Operations.