Earnings Per Share Computations (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share [Abstract]

Calculation of earnings per share

			Three Months Ended March 31,
(in millions, except per share amounts)			2013			2012
Numerator
Net income attributable to Bemis Company, Inc.			$	49.3		$	44.0
Income allocated to participating securities			—			(0.5		)
Net income available to common shareholders (1)			$	49.3		$	43.5
Denominator
Weighted average common shares outstanding — basic			103.2			103.1
Dilutive shares			1.1			0.6
Weighted average common and common equivalent shares outstanding — diluted			104.3			103.7
Per common share income
Basic			$	0.48		$	0.42
Diluted			$	0.47		$	0.42
(1	)	Basic weighted average common shares outstanding	103.2			103.1
		Basic weighted average common shares outstanding and participating securities	103.3			104.4
		Percentage allocated to common shareholders	99.9		%	98.8		%