Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2013

Earnings Per Share [Abstract]

Schedule of Earnings Per Share

(millions, except per share amounts)	2013			2012			2011 (1)
Basic earnings per share
Net income from continuing operations	$	197.8		$	246.0		$	250.8
Amount allocated to nonvested participating shareholders		(0.6	)		(0.8	)		(1.3	)
Income before discontinued operations available to common shareholders - Basic	$	197.2		$	245.2		$	249.5
Income (loss) from discontinued operations attributable to TECO Energy, net	($	0.1	)	($	33.3	)	$	21.8
Amount allocated to nonvested participating shareholders		0.0			0.1			(0.1	)
Income (loss) from discontinued operations attributable to TECO Energy available to common shareholders - Basic	($	0.1	)	($	33.2	)	$	21.7
Net income attributable to TECO Energy	$	197.7		$	212.7		$	272.6
Amount allocated to nonvested participating shareholders		(0.6	)		(0.7	)		(1.4	)
Net income attributable to TECO Energy available to common shareholders - Basic	$	197.1		$	212.0		$	271.2
Average common shares outstanding - Basic		215.0			214.3			213.6
Earnings per share from continuing operations available to common shareholders - Basic	$	0.92		$	1.14		$	1.17
Earnings per share from discontinued operations attributable to TECO Energy available to common shareholders - Basic	$	0.00		($	0.15	)	$	0.10
Earnings per share attributable to TECO Energy available to common shareholders - Basic	$	0.92		$	0.99		$	1.27
Diluted earnings per share
Net income from continuing operations	$	197.8		$	246.0		$	250.8
Amount allocated to nonvested participating shareholders		(0.6	)		(0.8	)		(1.3	)
Income before discontinued operations available to common shareholders - Diluted	$	197.2		$	245.2		$	249.5
Income (loss) from discontinued operations attributable to TECO Energy, net	($	0.1	)	($	33.3	)	$	21.8
Amount allocated to nonvested participating shareholders		0.0			0.1			(0.1	)
Income (loss) from discontinued operations attributable to TECO Energy available to common shareholders - Diluted	($	0.1	)	($	33.2	)	$	21.7
Net income attributable to TECO Energy	$	197.7		$	212.7		$	272.6
Amount allocated to nonvested participating shareholders		(0.6	)		(0.7	)		(1.4	)
Net income attributable to TECO Energy available to common shareholders - Diluted	$	197.1		$	212.0		$	271.2
Unadjusted average common shares outstanding - Diluted		215.0			214.3			213.6
Assumed conversion of stock options, unvested restricted stock and contingent performance shares, net		0.5			0.7			1.5
Average common shares outstanding - Diluted		215.5			215.0			215.1
Earnings per share from continuing operations available to common shareholders - Diluted	$	0.92		$	1.14		$	1.17
Earnings per share from discontinued operations attributable to TECO Energy available to common shareholders - Diluted	$	0.00		($	0.15	)	$	0.10
Earnings per share attributable to TECO Energy available to common shareholders - Diluted	$	0.92		$	0.99		$	1.27
Anti-dilutive shares		0.0			0.4			1.7

(1) All prior periods presented reflect the classification of TECO Guatemala as discontinued operations (see Note 19).