PROPERTY, PLANT AND EQUIPMENT, NET (Tables)

3 Months Ended

Mar. 31, 2014

PROPERTY, PLANT AND EQUIPMENT, NET

Schedule of property, plant and equipment

(In millions)	March 31, 2014		December 31, 2013
Machinery and equipment	$	1,067.6	$	1,052.8
Chemical manufacturing plants		1,289.4		1,259.1
Buildings		214.7		219.9
Depletable land and land improvements		290.7		292.2
Construction-in-progress		109.2		134.7
Property, plant and equipment, at cost		2,971.6		2,958.7
Less: accumulated depreciation		1,325.6		1,300.0
Property, plant and equipment, net	​$	1,646.0	​$	1,658.7