Other Comprehensive Income (Tables)

9 Months Ended

Sep. 30, 2013

Other Comprehensive Income

Other Comprehensive Income
	Three months ended Sept. 30,							Nine months ended Sept. 30,
(millions)	Gross		Tax			Net		Gross			Tax			Net
2013
Unrealized gain on cash flow hedges	$	1.1	$	(0.4	)	$	0.7	$	0.7		$	(0.3	)	$	0.4
Reclassification from AOCI to net income (1)		0.1		0.0			0.1		1.0			(0.3	)		0.7
Gain on cash flow hedges		1.2		(0.4	)		0.8		1.7			(0.6	)		1.1
Amortization of unrecognized benefit costs (2)		1.0		(0.4	)		0.6		3.2			(1.2	)		2.0
Recognized benefit costs due to settlement		2.6		(1.0	)		1.6		2.6			(1.0	)		1.6
Total other comprehensive income	$	4.8	$	(1.8	)	$	3.0	$	7.5		$	(2.8	)	$	4.7
2012
Unrealized gain (loss) on cash flow hedges	$	2.5	$	(0.9	)	$	1.6	$	(7.2	)	$	2.7		$	(4.5	)
Reclassification from AOCI to net income (1)		0.2		(0.1	)		0.1		0.5			(0.2	)		0.3
Gain (Loss) on cash flow hedges		2.7		(1.0	)		1.7		(6.7	)		2.5			(4.2	)
Amortization of unrecognized benefit costs (2)		0.8		(0.3	)		0.5		2.3			(1.2	)		1.1
Total other comprehensive income (loss)	$	3.5	$	(1.3	)	$	2.2	$	(4.4	)	$	1.3		$	(3.1	)

(1) Related to interest rate contracts recognized in Interest expense and commodity contracts recognized in Mining related costs.

(2) Related to postretirement benefits. See Note 5 for additional information.

Accumulated Other Comprehensive Loss

Accumulated Other Comprehensive (Loss) Income
(millions)	Sept. 30, 2013			Dec. 31, 2012
Unrecognized pension loss and prior service (benefit) credit (1)	$	(29.3	)	$	(32.9	)
Unrecognized other benefit loss, prior service (benefit) cost and transition obligation (2)		11.1			11.1
Net unrealized losses from cash flow hedges (3)		(8.1	)		(9.2	)
Total accumulated other comprehensive loss	$	(26.3	)	$	(31.0	)

(1) Net of tax benefit of $17.9 million and $20.1 million as of Sept. 30, 2013 and Dec. 31, 2012, respectively.

(2) Net of tax expense of $6.7 million and $6.7 million as of Sept. 30, 2013 and Dec. 31, 2012, respectively.

(3) Net of tax benefit of $5.2 million and $5.8 million as of Sept. 30, 2013 and Dec. 31, 2012, respectively.

Tampa Electric Company [Member]

Other Comprehensive Income

Other Comprehensive Income	Three months ended Sept. 30,							Nine months ended Sept. 30,
(millions)	Gross		Tax			Net		Gross			Tax			Net
2013
Unrealized loss on cash flow hedges	$	0.0	$	0.0		$	0.0	$	0.0		$	0.0		$	0.0
Reclassification from AOCI to net income		0.4		(0.2	)		0.2		1.1			(0.4	)		0.7
Gain on cash flow hedges		0.4		(0.2	)		0.2		1.1			(0.4	)		0.7
Total other comprehensive income	$	0.4	($	0.2	)	$	0.2	$	1.1		($	0.4	)	$	0.7
2012
Unrealized loss on cash flow hedges	$	0.0	$	0.0		$	0.0	($	8.0	)	$	3.1		($	4.9	)
Reclassification from AOCI to net income		0.4		(0.2	)		0.2		1.0			(0.4	)		0.6
Gain (Loss) on cash flow hedges		0.4		(0.2	)		0.2		(7.0	)		2.7			(4.3	)
Total other comprehensive income (loss)	$	0.4	($	0.2	)	$	0.2	($	7.0	)	$	2.7		($	4.3	)

Accumulated Other Comprehensive Loss

Accumulated Other Comprehensive Loss
(millions)	Sept. 30, 2013			Dec. 31, 2012
Net unrealized losses from cash flow hedges (1)	($	8.0	)	($	8.7	)
Total accumulated other comprehensive loss	($	8.0	)	($	8.7	)

(1) Net of tax benefit of $5.1 million and $5.5 million as of Sept. 30, 2013 and Dec. 31, 2012, respectively.