Revenue (Tables)

9 Months Ended

Sep. 30, 2020

Revenue Recognition [Abstract]

Summary of Disaggregates TEC Revenue by Major Source

The following disaggregates TEC’s revenue by major source:

(millions)	Tampa								Tampa Electric
Three months ended September 30, 2020	Electric			PGS		Eliminations			Company
Electric revenue
Residential	$	303		$	0	$	0		$	303
Commercial		128			0		0			128
Industrial		30			0		0			30
Regulatory deferrals and unbilled revenue		(8	)		0		0			(8	)
Other (1)		53			0		(1	)		52
Total electric revenue		506			0		(1	)		505
Gas revenue
Residential		0			29		0			29
Commercial		0			30		0			30
Industrial (2)		0			6		0			6
Other (3)		0			27		(1	)		26
Total gas revenue		0			92		(1	)		91
Total revenue	$	506		$	92	$	(2	)	$	596
Three months ended September 30, 2019
Electric revenue
Residential	$	325		$	0	$	0		$	325
Commercial		160			0		0			160
Industrial		41			0		0			41
Regulatory deferrals and unbilled revenue		(31	)		0		0			(31	)
Other (1)		64			0		(1	)		63
Total electric revenue		559			0		(1	)		558
Gas revenue
Residential		0			30		0			30
Commercial		0			32		0			32
Industrial (2)		0			5		0			5
Other (3)		0			34		(5	)		29
Total gas revenue		0			101		(5	)		96
Total revenue	$	559		$	101	$	(6	)	$	654
(millions)	Tampa								Tampa Electric
Nine months ended September 30, 2020	Electric			PGS		Eliminations			Company
Electric revenue
Residential	$	762		$	0	$	0		$	762
Commercial		374			0		0			374
Industrial		99			0		0			99
Regulatory deferrals and unbilled revenue		(13	)		0		0			(13	)
Other (1)		159			0		(3	)		156
Total electric revenue		1,381			0		(3	)		1,378
Gas revenue
Residential		0			113		0			113
Commercial		0			99		0			99
Industrial (2)		0			17		0			17
Other (3)		0			90		(5	)		85
Total gas revenue		0			319		(5	)		314
Total revenue	$	1,381		$	319	$	(8	)	$	1,692
Nine months ended September 30, 2019
Electric revenue
Residential	$	792		$	0	$	0		$	792
Commercial		421			0		0			421
Industrial		117			0		0			117
Regulatory deferrals and unbilled revenue		(21	)		0		0			(21	)
Other (1)		183			0		(3	)		180
Total electric revenue		1,492			0		(3	)		1,489
Gas revenue
Residential		0			116		0			116
Commercial		0			109		0			109
Industrial (2)		0			16		0			16
Other (3)		0			103		(13	)		90
Total gas revenue		0			344		(13	)		331
Total revenue	$	1,492		$	344	$	(16	)	$	1,820

(1)    Other electric revenue includes sales to public authorities, off-system sales to other utilities and various other items.

(2)    Industrial gas revenue includes sales to power generation customers.

(3)    Other gas revenue includes off-system sales to other utilities and various other items.