COMMITMENTS AND CONTINGENCIES (Detail) $ in Millions	1 Months Ended	6 Months Ended
	Apr. 30, 2015 USD ($) a	Jun. 30, 2015 USD ($)
Commitments and Contingencies
Aggregate contractual obligations		$ 87.2
Aggregate operating lease commitments		11.2
Number of acres of vacant land acquired | a	56
Purchase price	$ 38.1
Raw material items
Commitments and Contingencies
Purchase Commitments		$ 39.3
Period over which obligations will be paid		1 year