Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Financial Data (Unaudited)

Summary of quarterly financial data

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
	(in millions, except per unit amounts)
2013
Net sales	$	224.1	$	215.4	$	128.4	$	168.3
Gross margin		171.9		153.7		76.8		117.4
Net earnings		166.8		149.3		72.7		113.6
Net earnings per Common Unit		4.98		4.54		2.52		3.73
2012
Net sales	$	196.9	$	195.6	$	181.1	$	206.5
Gross margin		129.2		158.8		136.0		153.8
Net earnings		124.2		154.8		131.8		150.0
Net earnings per Common Unit		3.78		4.67		4.00		4.61