Property, Plant and Equipment

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

PROPERTY, PLANT AND EQUIPMENT

Property, plant and equipment consist of the following:



	December 31,
(in millions)	2014		2013
Land	$	233.7	$	188.6
Mineral properties and rights	3,515.5		2,932.6
Buildings and leasehold improvements	2,242.0		1,969.5
Machinery and equipment	6,660.6		5,994.1
Construction in-progress	1,295.5		1,516.8
	13,947.3		12,601.6
Less: accumulated depreciation and depletion	4,633.4		4,025.0
	$	9,313.9	$	8,576.6

Depreciation and depletion expense was $750.9 million for calendar 2014, $386.2 million for the seven months ended December 31, 2013 and $604.8 million and $508.1 million for fiscal 2013 and 2012, respectively. Capitalized interest on major construction projects was $34.0 million for calendar 2014, $25.0 million for the seven months ended December 31, 2013 and $52.0 million and $55.7 million in fiscal 2013 and 2012, respectively.

- Definition

The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures.

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