Earnings Per Share

3 Months Ended

Mar. 31, 2013

Earnings Per Share Disclosure [Abstract]

Earnings Per Share [Text Block]

Note 9— Earnings Per Share

The Company computes earnings per share using the two-class method, which is an earnings allocation formula that determines earnings per share for common stock and participating securities. Restricted stock granted by the Company is considered a participating security since it contains a non-forfeitable right to dividends.

The following table sets forth the computation of earnings per share for thethree months endedMarch 31, 2013 and 2012 (in millions, except per share amounts):

		Three Months Ended
		March 31
		2013		2012
Numerator:
	Net income attributable to Hubbell	$	65.9	$	63.2
	Less: Earnings allocated to participating securities		0.2		0.2
	Net income available to common shareholders	$	65.7	$	63.0
Denominator:
	Average number of common shares outstanding		59.1		59.2
	Potential dilutive shares		0.5		0.7
	Average number of diluted shares outstanding		59.6		59.9
Earnings per share:
	Basic	$	1.11	$	1.06
	Diluted	$	1.10	$	1.05

The Company did not have any anti-dilutive securities during the three months endedMarch 31, 2013 and 2012.