LINE OF CREDIT, SHORT TERM DEBT AND BANK ACCEPTANCE NOTES (Schedule Of Short-Term Debt) (Details) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2013 Citic Bank [Member]	Dec. 31, 2012 Citic Bank [Member]	Mar. 31, 2013 ICBC [Member]	Dec. 31, 2012 ICBC [Member]	Mar. 31, 2013 Taizhou Bank [Member]	Feb. 28, 2013 Taizhou Bank [Member]	Dec. 31, 2012 Taizhou Bank [Member]	Mar. 31, 2013 Insurance Premiums [Member]	Dec. 31, 2012 Insurance Premiums [Member]
Short-term Debt [Line Items]
Short term debt	$ 4,400	$ 13,570	$ 8,754	$ 7,181	$ 7,133	$ 4,787		$ 1,588	$ 1,600	$ 1,585	$ 14	$ 36