SEGMENT INFORMATION - Table of sales revenue by geographic area (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Geographic Areas, Revenues from External Customers [Abstract]
Product Sales	$ 0.5	$ 0.6	$ 1.6	$ 0.9
Percent	100.00%	100.00%	100.00%	100.00%
North America
Geographic Areas, Revenues from External Customers [Abstract]
Product Sales	0.1	0.1	0.5	0.2
Percent	27.00%	14.00%	28.00%	26.00%
Europe
Geographic Areas, Revenues from External Customers [Abstract]
Product Sales	0.3	0.1	0.6	0.3
Percent	50.00%	23.00%	41.00%	37.00%
Asia
Geographic Areas, Revenues from External Customers [Abstract]
Product Sales	0.1	0.2	0.4	0.2
Percent	23.00%	36.00%	24.00%	20.00%
Latin America
Geographic Areas, Revenues from External Customers [Abstract]
Product Sales		$ 0.2	$ 0.1	$ 0.2
Percent	0.00%	27.00%	7.00%	17.00%