QUARTERLY FINANCIAL DATA (UNAUDITED) (Tables)

12 Months Ended

Dec. 31, 2020

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information

	Q1	Q2	Q3	Q4	Total
(unaudited; millions of Canadian dollars, except per share amounts)
2020
Operating revenues	12,013	7,956	9,110	10,008	39,087
Operating income	1,513	2,098	2,095	2,251	7,957
Earnings/(loss)	(1,364)	1,777	1,104	1,899	3,416
Earnings/(loss) attributable to controlling interests	(1,333)	1,741	1,084	1,871	3,363
Earnings/(loss) attributable to common shareholders	(1,429)	1,647	990	1,775	2,983
Earnings/(loss) per common share
Basic	(0.71)	0.82	0.49	0.88	1.48
Diluted	(0.71)	0.82	0.49	0.88	1.48
2019
Operating revenues	12,856	13,263	11,598	12,352	50,069
Operating income	2,619	2,285	1,588	1,768	8,260
Earnings	2,023	1,830	1,060	914	5,827
Earnings attributable to controlling interests	1,986	1,832	1,045	842	5,705
Earnings attributable to common shareholders	1,891	1,736	949	746	5,322
Earnings per common share
Basic	0.94	0.86	0.47	0.37	2.64
Diluted	0.94	0.86	0.47	0.36	2.63