SUBSEQUENT EVENTS (Details) (USD $) In Thousands, except Share data in Millions, unless otherwise specified	3 Months Ended		0 Months Ended	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	May 02, 2013 Subsequent event Series A preferred stock	Mar. 31, 2013 Subsequent event Stock Repurchase Common stock	May 02, 2013 Subsequent event Dividend declared Common stock	May 02, 2013 Subsequent event Dividend declared Series A preferred stock
Subsequent events
Dividend payable					$ 0.15	$ 20.00
Number of shares of common stock into which preferred stock were mandatorily converted			5.6
Repurchase of common stock	$ 87,000	$ 100,978		$ 27,100