PREFERRED STOCK (Details) (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 1995	Dec. 31, 2010
Class of Stock [Line Items]
Preferred Stock, shares authorized (in shares)	5,000,000		5,000,000
Series A Nonconvertible Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, issued during the period (in shares)		200,000
Preferred Stock, liquidation value per share (in dollars per share)	$ 7.50		$ 7.50
Preferred Stock, voting rights	Series A shareholders, as a single class, have the right to elect two members of the Company's Board of Directors. This right has never been exercised. Holders of the Series A shares are entitled to one vote per share on matters which shareholders are generally entitled to vote.