Revenue (Tables)

6 Months Ended

Jun. 30, 2019

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 June 30, 2019	Electric		PGS		Eliminations			Company
Electric revenue
Residential	$	261	$	0	$	0		$	261
Commercial		141		0		0			141
Industrial		42		0		0			42
Regulatory deferrals and unbilled revenue		17		0		0			17
Other (1)		60		0		(1	)		59
Total electric revenue		521		0		(1	)		520
Gas revenue
Residential		0		36		0			36
Commercial		0		35		0			35
Industrial (2)		0		6		0			6
Other (3)		0		34		(4	)		30
Total gas revenue		0		111		(4	)		107
Total revenue	$	521	$	111	$	(5	)	$	627
Three months ended June 30, 2018
Electric revenue
Residential	$	241	$	0	$	0		$	241
Commercial		140		0		0			140
Industrial		40		0		0			40
Regulatory deferrals and unbilled revenue		24		0		0			24
Other (1)		65		0		(1	)		64
Total electric revenue		510		0		(1	)		509
Gas revenue
Residential		0		35		0			35
Commercial		0		37		0			37
Industrial (2)		0		6		0			6
Other (3)		0		37		(5	)		32
Total gas revenue		0		115		(5	)		110
Total revenue	$	510	$	115	$	(6	)	$	619
(millions)	Tampa							Tampa Electric
Six months ended June 30, 2019	Electric		PGS		Eliminations			Company
Electric revenue
Residential	$	467	$	0	$	0		$	467
Commercial		261		0		0			261
Industrial		76		0		0			76
Regulatory deferrals and unbilled revenue		10		0		0			10
Other (1)		119		0		(2	)		117
Total electric revenue		933		0		(2	)		931
Gas revenue
Residential		0		86		0			86
Commercial		0		77		0			77
Industrial (2)		0		11		0			11
Other (3)		0		69		(8	)		61
Total gas revenue		0		243		(8	)		235
Total revenue	$	933	$	243	$	(10	)	$	1,166
Six months ended June 30, 2018
Electric revenue
Residential	$	471	$	0	$	0		$	471
Commercial		272		0		0			272
Industrial		78		0		0			78
Regulatory deferrals and unbilled revenue		23		0		0			23
Other (1)		127		0		(1	)		126
Total electric revenue		971		0		(1	)		970
Gas revenue
Residential		0		91		0			91
Commercial		0		81		0			81
Industrial (2)		0		11		0			11
Other (3)		0		74		(11	)		63
Total gas revenue		0		257		(11	)		246
Total revenue	$	971	$	257	$	(12	)	$	1,216

(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.