Earnings Per Share (Tables)

3 Months Ended

6 Months Ended

Jun. 30, 2011

Jun. 30, 2010

Jun. 30, 2011

Jun. 30, 2010

Table Text Block [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

		Three Months Ended				Six Months Ended
		June 30				June 30
		2011		2010		2011		2010
Numerator:
	Net income attributable to Hubbell	$	65.2	$	57.6	$	115.5	$	96.2
	Less: Earnings allocated to participating securities		0.3		0.2		0.5		0.4
	Net income available to common shareholders		64.9		57.4		115.0		95.8
Denominator:
	Average number of common shares outstanding		60.0		59.8		60.2		59.7
	Potential dilutive shares		0.8		0.4		0.8		0.4
	Average number of diluted shares outstanding		60.8		60.2		61.0		60.1
Earnings per share:
	Basic	$	1.08	$	0.96	$	1.91	$	1.60
	Diluted	$	1.07	$	0.95	$	1.89	$	1.59
Anti-dilutive securities excluded from the calculation of earnings per diluted share:
	Stock options and performance shares		-		0.7		-		0.7
	Stock appreciation rights		-		1.6		-		1.6

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

- -

0.7 1.6

Anti-dilutive securities excluded from the calculation of earnings per diluted share:Stock options and performance shares -Stock appreciation rights -

0.7 1.6