AUTHORIZATION OF COMPANY BUY-BACK OF COMMON STOCK (Details Textual) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended	77 Months Ended
	Dec. 31, 2008	Dec. 31, 2010	Dec. 31, 2012	Dec. 31, 2011	Mar. 05, 2008
Common stock, shares outstanding			40,885,411	40,775,411	41,800,000
Common stock purchased and retired	$ 1,041,000	$ 1,041
Common stock purchased and retired (in shares)	1,131,622