SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES 3 (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Grant Recognition
Subsidy grant benefits recognized as a reduction of expenses	$ 4,202	$ 3,173	$ 7,884
Credit from Reserved Economic Grant Income	10,689	0	0
Total liability for grant benefits subject to repayment	5,054	14,931
Cost of revenues
Grant Recognition
Subsidy grant benefits recognized as a reduction of expenses	0	6	18
Research and development
Grant Recognition
Subsidy grant benefits recognized as a reduction of expenses	$ 4,202	$ 3,167	$ 7,866