REVENUES (Tables)

9 Months Ended

Sep. 30, 2019

Revenue from Contract with Customer [Abstract]

Disaggregation of revenue

	Liquids Pipelines		Gas Transmission and Midstream	Gas Distribution		Renewable Power Generation and Transmission	Energy Services		Eliminations and Other		Consolidated
Three months ended September 30, 2019
(millions of Canadian dollars)
Transportation revenues	2,305		1,073	135		—	—		—		3,513
Storage and other revenues	31		69	48		—	—		—		148
Gas gathering and processing revenues	—		98	—		—	—		—		98
Gas distribution revenue	—		—	470		—	—		—		470
Electricity and transmission revenues	—		—	—		46	—		—		46
Total revenue from contracts with customers	2,336		1,240	653		46	—		—		4,275
Commodity sales	—		—	—		—	7,396		—		7,396
Other revenues1,2	(156	)	23	(21	)	82	(1	)	—		(73	)
Intersegment revenues	88		1	3		—	8		(100	)	—
Total revenues	2,268		1,264	635		128	7,403		(100	)	11,598

	Liquids Pipelines	Gas Transmission and Midstream		Gas Distribution	Renewable Power Generation and Transmission	Energy Services	Eliminations and Other		Consolidated
Three months ended September 30, 2018
(millions of Canadian dollars)
Transportation revenues	2,190	979		97	—	—	—		3,266
Storage and other revenues	31	53		55	—	—	—		139
Gas gathering and processing revenues	—	200		—	—	—	—		200
Gas distribution revenues	—	—		478	—	—	—		478
Electricity and transmission revenues	—	—		—	43	—	—		43
Commodity sales	—	298		—	—	—	—		298
Total revenue from contracts with customers	2,221	1,530		630	43	—	—		4,424
Commodity sales	—	—		—	—	6,621	—		6,621
Other revenues1, 2	222	(6	)	11	74	—	(1	)	300
Intersegment revenues	86	4		4	—	25	(119	)	—
Total revenues	2,529	1,528		645	117	6,646	(120	)	11,345

	Liquids Pipelines	Gas Transmission and Midstream	Gas Distribution	Renewable Power Generation and Transmission	Energy Services		Eliminations and Other		Consolidated
Nine months ended September 30, 2019
(millions of Canadian dollars)
Transportation revenues	6,749	3,323	555	—	—		—		10,627
Storage and other revenues	83	168	154	—	—		—		405
Gas gathering and processing revenues	—	329	—	—	—		—		329
Gas distribution revenue	—	—	3,080	—	—		—		3,080
Electricity and transmission revenues	—	—	—	139	—		—		139
Commodity sales	—	3	—	—	—		—		3
Total revenue from contracts with customers	6,832	3,823	3,789	139	—		—		14,583
Commodity sales	—	—	—	—	22,441		—		22,441
Other revenues1,2	383	43	5	278	(2	)	(14	)	693
Intersegment revenues	280	4	9	—	55		(348	)	—
Total revenues	7,495	3,870	3,803	417	22,494		(362	)	37,717

	Liquids Pipelines		Gas Transmission and Midstream	Gas Distribution	Renewable Power Generation and Transmission	Energy Services	Eliminations and Other		Consolidated
Nine months ended September 30, 2018
(millions of Canadian dollars)
Transportation revenues	6,327		2,889	487	—	—	—		9,703
Storage and other revenues	113		164	173	—	—	—		450
Gas gathering and processing revenues	—		636	—	—	—	—		636
Gas distribution revenues	—		—	3,260	—	—	—		3,260
Electricity and transmission revenues	—		—	—	153	—	—		153
Commodity sales	—		1,630	—	—	—	—		1,630
Total revenue from contracts with customers	6,440		5,319	3,920	153	—	—		15,832
Commodity sales	—		—	—	—	19,008	—		19,008
Other revenues1, 2	(308	)	2	22	270	—	(10	)	(24	)
Intersegment revenues	256		8	10	—	106	(380	)	—
Total revenues	6,388		5,329	3,952	423	19,114	(390	)	34,816

1 Includes mark-to-market gains/(losses) from our hedging program.

2 Includes revenues from lease contracts. Refer to Note 14 Leases.

	Liquids Pipelines	Gas Transmission and Midstream	Gas Distribution	Renewable Power Generation and Transmission	Energy Services	Consolidated
Three months ended September 30, 2019
(millions of Canadian dollars)
Revenues from products transferred at a point in time1	—	—	17	—	—	17
Revenues from products and services transferred over time2	2,336	1,240	636	46	—	4,258
Total revenue from contracts with customers	2,336	1,240	653	46	—	4,275

	Liquids Pipelines	Gas Transmission and Midstream	Gas Distribution	Renewable Power Generation and Transmission	Energy Services	Consolidated
Three months ended September 30, 2018
(millions of Canadian dollars)
Revenues from products transferred at a point in time1	—	298	20	—	—	318
Revenues from products and services transferred over time2	2,221	1,232	610	43	—	4,106
Total revenue from contracts with customers	2,221	1,530	630	43	—	4,424

	Liquids Pipelines	Gas Transmission and Midstream	Gas Distribution	Renewable Power Generation and Transmission	Energy Services	Consolidated
Nine months ended September 30, 2019
(millions of Canadian dollars)
Revenues from products transferred at a point in time1	—	3	51	—	—	54
Revenues from products and services transferred over time2	6,832	3,820	3,738	139	—	14,529
Total revenue from contracts with customers	6,832	3,823	3,789	139	—	14,583

	Liquids Pipelines	Gas Transmission and Midstream	Gas Distribution	Renewable Power Generation and Transmission	Energy Services	Consolidated
Nine months ended September 30, 2018
(millions of Canadian dollars)
Revenues from products transferred at a point in time1	—	1,630	65	—	—	1,695
Revenues from products and services transferred over time2	6,440	3,689	3,855	153	—	14,137
Total revenue from contracts with customers	6,440	5,319	3,920	153	—	15,832

1  Revenues from sales of crude oil, natural gas and NGLs.

2  Revenues from crude oil and natural gas pipeline transportation, storage, natural gas gathering, compression and treating, natural gas distribution, natural gas storage services and electricity sales.

Contract with customer, asset and liability

	Receivables	Contract Assets	Contract Liabilities
(millions of Canadian dollars)
Balance as at December 31, 2018	1,929	191	1,297
Balance as at September 30, 2019	1,694	191	1,437