SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) (USD $) In Thousands, unless otherwise specified	0 Months Ended		3 Months Ended			12 Months Ended
	Dec. 31, 2012	Mar. 31, 2012	Dec. 31, 2012	Mar. 31, 2012	Dec. 31, 2011	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Property, plant and equipment
Impairment loss	$ 37,431	$ 0				$ 194	$ 37,431	$ 1,861
Goodwill and intangible assets
Goodwill impairment				82,524	63,948		82,524	63,948
Non-cash impairment charge of intangible assets	$ 135,480		$ 135,480				$ 135,480