Acquisitions and Divestitures (Tables)

12 Months Ended

Dec. 31, 2015

Business Combinations [Abstract]

Allocation of Fair Value of Assets Acquired and Liabilities Assumed

The following table summarizes the preliminary allocation of the total fair value of CF Fertilisers UK to the assets acquired and liabilities assumed in its acquisition on July 31, 2015. The estimated fair value of the assets acquired and liabilities assumed is based on the estimated net realizable value for inventory, a replacement cost approach for property, plant and equipment and the income approach for intangible assets. Final determination of the fair values may result in further adjustments to the amounts presented below.

		Original Valuation		Net Adjustments to Fair Value(1)			Adjusted Valuation
(In millions)
Fair value of consideration transferred		$	570.4	$	—		$	570.4
Fair value of 50% of equity interest already held by the Company		570.4		—			570.4
Total fair value		$	1,140.8	$	—		$	1,140.8
Assets acquired and liabilities assumed
	Current assets	$	165.1	$	1.5		$	166.6
	Property, plant and equipment	898.1		(0.1		)	898.0
	Goodwill	328.4		(8.3		)	320.1
	Other assets	140.0		(1.2		)	138.8
	Total assets acquired	1,531.6		(8.1		)	1,523.5
	Current liabilities	73.6		0.5			74.1
	Deferred tax liabilities—noncurrent	128.8		(8.6		)	120.2
	Other liabilities	188.4		—			188.4
	Total liabilities assumed	390.8		(8.1		)	382.7
Total net assets acquired		$	1,140.8	$	—		$	1,140.8

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⁽¹⁾ The purchase price related to the CF Fertilisers UK acquisition was initially allocated based on the information available at the acquisition date. During the fourth quarter of 2015, adjustments were made to the fair value of the assets acquired and liabilities assumed, which resulted in a corresponding $8.3 million decrease to goodwill.

Pro Forma Information

The following unaudited summary information is presented on a pro forma consolidated basis as if the CF Fertilisers UK acquisition had occurred on January 1, 2014:

	Year ended December 31,
	2015		2014
	(in millions)
Net sales	$	4,676.9	$	5,407.8
Net earnings attributable to common stockholders	626.2		1,519.2