CONTINGENCIES (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
CONTINGENCIES
Litigation settlements and contingencies	$ 510,000	$ 212,000	$ 948,000	$ 5,206,000
Liability related to litigation settlements	$ 500,000		$ 500,000		$ 3,100,000