OTHER INVESTMENTS HangXing (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 1995	Mar. 01, 2011
Schedule of Cost-method Investments [Line Items]
Owenership Percentage		25.00%
Proceeds from sale of an investee company		$ 492
Proceeds from sale of an investee company, net of taxes withheld		454
Equity Method Investment Sold, Carrying Amount	$ 250