Deferred Revenue (Tables)
 9 Months Ended
Dec. 31, 2014
Deferred Revenue Disclosure [Abstract]  
Components of deferred revenue (billed or collected)
The current and noncurrent components of “Deferred revenue (billed or collected)” at December 31, 2014 and March 31, 2014 were as follows:
 
December 31,
2014
 
March 31,
2014
 
(in millions)
Current:
 
 
 
Subscription and maintenance
$
1,841

 
$
2,237

Professional services
123

 
149

Software fees and other
28

 
33

Total deferred revenue (billed or collected) – current
$
1,992

 
$
2,419

Noncurrent:
 
 
 
Subscription and maintenance
$
728

 
$
845

Professional services
29

 
26

Software fees and other
4

 
1

Total deferred revenue (billed or collected) – noncurrent
$
761

 
$
872

Total deferred revenue (billed or collected)
$
2,753

 
$
3,291