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REVENUES (Tables)

3 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Disaggregation of revenue

Major Products and Services

			Liquids Pipelines			Gas Transmission and Midstream			Gas Distribution and Storage			Renewable Power Generation			Energy Services			Eliminations and Other			Consolidated
Three months ended March 31, 2021
(millions of Canadian dollars)
Transportation revenues			2,329			1,121			216			—			—			—			3,666
Storage and other revenues			26			74			58			—			—			—			158
Gas gathering and processing revenues			—			7			—			—			—			—			7
Gas distribution revenue			—			—			1,534			—			—			—			1,534
Electricity and transmission revenues			—			—			—			76			—			—			76
Total revenue from contracts with customers			2,355			1,202			1,808			76			—			—			5,441
Commodity sales			—			—			—			—			6,429			—			6,429
Other revenues1,2			212			12			6			91			—			(4)			317
Intersegment revenues			132			—			9			—			4			(145)			—
Total revenues			2,699			1,214			1,823			167			6,433			(149)			12,187

			Liquids Pipelines			Gas Transmission and Midstream			Gas Distribution and Storage			Renewable Power Generation			Energy Services			Eliminations and Other			Consolidated
Three months ended March 31, 2020
(millions of Canadian dollars)
Transportation revenues			2,440			1,255			215			—			—			—			3,910
Storage and other revenues			26			79			47			—			—			—			152
Gas gathering and processing revenues			—			7			—			—			—			—			7
Gas distribution revenues			—			—			1,417			—			—			—			1,417
Electricity and transmission revenues			—			—			—			50			—			—			50
Total revenue from contracts with customers			2,466			1,341			1,679			50			—			—			5,536
Commodity sales			—			—			—			—			7,389			—			7,389
Other revenues1,2			(1,017)			16			(1)			103			(7)			(6)			(912)
Intersegment revenues			85			—			4			—			16			(105)			—
Total revenues			1,534			1,357			1,682			153			7,398			(111)			12,013

1 Includes mark-to-market gains/(losses) from our hedging program for the three months ended March 31, 2021 and 2020 of $130 million gain and $1,106 million loss, respectively.

2 Includes revenues from lease contracts for the three months ended March 31, 2021 and 2020 of $159 million and $158 million, respectively.

Recognition and Measurement of Revenues

			Liquids Pipelines			Gas Transmission and Midstream			Gas Distribution and Storage			Renewable Power Generation						Consolidated
Three months ended March 31, 2021
(millions of Canadian dollars)
Revenues from products transferred at a point in time			—			—			17			—						17
Revenues from products and services transferred over time1			2,355			1,202			1,791			76						5,424
Total revenue from contracts with customers			2,355			1,202			1,808			76						5,441

			Liquids Pipelines			Gas Transmission and Midstream			Gas Distribution and Storage			Renewable Power Generation						Consolidated
Three months ended March 31, 2020
(millions of Canadian dollars)
Revenues from products transferred at a point in time			—			—			15			—						15
Revenues from products and services transferred over time1			2,466			1,341			1,664			50						5,521
Total revenue from contracts with customers			2,466			1,341			1,679			50						5,536

1     Includes 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

Contract Balances

			Contract Receivables			Contract Assets			Contract Liabilities
(millions of Canadian dollars)
Balance as at March 31, 2021			2,120			214			1,724
Balance as at December 31, 2020			2,042			226			1,815

X

- Definition

Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045

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X

- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045

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- References

No definition available.

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