STOCK-BASED COMPENSATION (Schedule of Share-Based Compensation Expense by Statement of Operations Line Item) (Details) (USD $) In Millions	3 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Stock-based compensation expense	$ 38	$ 47
Cost of Goods Sold [Member]
Stock-based compensation expense	1	1
Marketing and Sales [Member]
Stock-based compensation expense	5	4
General and Administrative [Member]
Stock-based compensation expense	9	12
Research and Development [Member]
Stock-based compensation expense	$ 23	$ 30