SALES REBATES AND RETURN ACCRUALS (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Sales Rebates And Return Accruals [Abstract]
Charge-backs related to government programs	$ 51	$ 48
Cash discounts	28	29
Reductions to trade receivables	79	77
Managed healthcare rebates and other contract discounts	417	216
Medicaid rebates	411	327
Sales returns	161	187
Other adjustments	181	127
Accrued rebates and returns	$ 1,170	$ 857