RESTRUCTURING AND OTHER CHARGES (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended		15 Months Ended	12 Months Ended	3 Months Ended		15 Months Ended	3 Months Ended	15 Months Ended	3 Months Ended	12 Months Ended		3 Months Ended		12 Months Ended	3 Months Ended		3 Months Ended	12 Months Ended	15 Months Ended	3 Months Ended	12 Months Ended	15 Months Ended		3 Months Ended		12 Months Ended	15 Months Ended		3 Months Ended		12 Months Ended	15 Months Ended		9 Months Ended	3 Months Ended		12 Months Ended	3 Months Ended	12 Months Ended			12 Months Ended
	Jun. 30, 2011	Mar. 31, 2011	Mar. 31, 2010	Jun. 30, 2011 Fiscal 2011 Restructuring [Member]	Mar. 31, 2011 Fiscal 2011 Restructuring [Member] Developer Commitments [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] Amended Licensing Agreements [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] Amended Licensing Agreements [Member] Accretion of Interest [Member] June 2016 [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] Amended Licensing Agreements and Other Asset Impairment [Member] Asset Impairment [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] Amended Licensing and Developer Agreements [Member] Expected by June 2016 [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] Amended Developer Agreements [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] Workforce [Member]	Mar. 31, 2011 Fiscal 2011 Restructuring [Member] Workforce [Member]	Mar. 31, 2010 Fiscal 2011 Restructuring [Member] Workforce [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] Workforce [Member] Expected by June 2016 [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] Other Reorganizational Cost [Member]	Mar. 31, 2011 Fiscal 2011 Restructuring [Member] Other Reorganizational Cost [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] June 2016 [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] Expected by June 2016 [Member]	Jun. 30, 2011 Fiscal 2011 Restructuring [Member] Expected By March 31, 2012 [Member]	Mar. 31, 2010 Fiscal 2010 Restructuring [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member] Facilities-related [Member]	Mar. 31, 2011 Fiscal 2010 Restructuring [Member] Facilities-related [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member] Facilities-related [Member]	Mar. 31, 2010 Fiscal 2010 Restructuring [Member] Facilities-related [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member] Facilities-related [Member] Expected By March 31, 2012 [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member] Workforce [Member]	Mar. 31, 2011 Fiscal 2010 Restructuring [Member] Workforce [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member] Workforce [Member]	Mar. 31, 2010 Fiscal 2010 Restructuring [Member] Workforce [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member] Workforce [Member] Expected By March 31, 2012 [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member] Other Reorganizational Cost [Member]	Mar. 31, 2011 Fiscal 2010 Restructuring [Member] Other Reorganizational Cost [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member] Other Reorganizational Cost [Member]	Mar. 31, 2010 Fiscal 2010 Restructuring [Member] Other Reorganizational Cost [Member]	Dec. 31, 2010 Fiscal 2010 Restructuring [Member] Other Reorganizational Cost [Member] Expected By March 31, 2012 [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member] Expected By March 31, 2012 [Member]	Jun. 30, 2011 Fiscal 2010 Restructuring [Member] Expected By September 2013 [Member]	Mar. 31, 2009 Fiscal 2009 Restructuring [Member]	Jun. 30, 2011 Fiscal 2009 Restructuring [Member] Facilities-related [Member]	Mar. 31, 2011 Fiscal 2009 Restructuring [Member] Facilities-related [Member]	Mar. 31, 2009 Fiscal 2009 Restructuring [Member] Facilities-related [Member]	Mar. 31, 2010 Fiscal 2009 Restructuring [Member] Facilities-related [Member]	Mar. 31, 2009 Fiscal 2009 Restructuring [Member] Workforce [Member]	Mar. 31, 2009 Fiscal 2009 Restructuring [Member] Asset Impairment [Member]	Jun. 30, 2011 Fiscal 2009 Restructuring [Member] Expected By September 2016 [Member]
Percentage of workforce reduction																																							11.00%
Number of employees terminated																				1,100																			1,100
Number of facilities closed																																							10
Expected restructuring charges, minimum																	$ 180
Expected restructuring charges, maximum																	190									23					62					50	135
Charges to operations				164		119		121		31	12										131			23					62					46					55			20		33	2
Restructuring reserve and accrual	121	117	29								2	3			109	101		111				5	6	5	11					8		3	5	3	7			8		2	2		3			2
Cash paid for restructuring plans	14	70										8			9	32						2	6					8				3	15								1
Expected restructuring costs							17		170					15					5																		5
Commitments	$ 18	$ 161			$ 31						$ (1)	$ 13			$ 17	$ 135						$ 1										$ 1	$ 13