Deferred Revenue (Tables)

9 Months Ended

Dec. 31, 2011

Deferred Revenue [Abstract]

Components of Deferred revenue (billed or collected)

	December 31, 2011		March 31, 2011
	(in millions)
Current:
Subscription and maintenance	$	2,108	$	2,444
Professional services		149		145
Financing obligations and other		13		11
Total deferred revenue (billed or collected) – current	$	2,270	$	2,600
Noncurrent:
Subscription and maintenance	$	822	$	940
Professional services		30		27
Financing obligations and other		2		2
Total deferred revenue (billed or collected) - noncurrent	$	854	$	969
Total deferred revenue (billed or collected)	$	3,124	$	3,569