SETTLEMENT OF CALIFORNIA LAWSUIT (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended	3 Months Ended
	May 19, 2011	Jun. 30, 2011	Mar. 31, 2011
Loss Contingency, Settlement [Abstract]
Agreement in principle amount Medi-Cal matter	$ 241
Provision for special charge Medi-Cal matter			236
Payment for Medi-Cal matter		$ 241