RIGHTS AGREEMENT (Details Textual) (USD $)	9 Months Ended
	Sep. 30, 2012
Description Of Shareholder Right Plan	In July 2009, the Company entered into a shareholder rights plan (the "Rights Plan"), under which the Board of Directors authorized and declared and paid a dividend of one Right for each share of the Company's common stock outstanding as of July 13, 2009. Each Right entitles the registered holder of the Right to purchase from the Company 1/1,000th (subject to prospective anti-dilution adjustments) of a share of Preferred Stock of the Company at a purchase price of $19.47 (a "Right").
Purchase Price Per Share Of Preferred Stock Under Shareholder Rights Plan	$ 19.47
Expairy Date Of Right Plan	July 2012