Goodwill, Capitalized Software and Other Intangible Assets (Tables)

6 Months Ended

Sep. 30, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Capitalized software and other intangible assets

The gross carrying amounts and accumulated amortization for capitalized software and other intangible assets at September 30, 2012 were as follows:

	At September 30, 2012
	Gross Amortizable Assets		Less: Fully Amortized Assets		Remaining Amortizable Assets		Accumulated Amortization on Remaining Amortizable Assets		Net Assets
	(in millions)
Purchased software products	$	5,631	$	4,740	$	891	$	275	$	616
Internally developed software products	1,444		615		829		293		536
Other intangible assets	812		429		383		223		160
Total capitalized software costs and other intangible assets	$	7,887	$	5,784	$	2,103	$	791	$	1,312

The gross carrying amounts and accumulated amortization for capitalized software and other intangible assets at March 31, 2012 were as follows:

	At March 31, 2012
	Gross Amortizable Assets		Less: Fully Amortized Assets		Remaining Amortizable Assets		Accumulated Amortization on Remaining Amortizable Assets		Net Assets
	(in millions)
Purchased software products	$	5,628	$	4,733	$	895	$	228	$	667
Internally developed software products	1,366		574		792		258		534
Other intangible assets	814		412		402		214		188
Total capitalized software costs and other intangible assets	$	7,808	$	5,719	$	2,089	$	700	$	1,389

Projected annual amortization expense for current fiscal year and next four fiscal years

Based on the capitalized software and other intangible assets recorded through September 30, 2012, the projected annual amortization expense for fiscal year 2013 and the next four fiscal years is expected to be as follows:

	Year Ended March 31,
	2013		2014		2015		2016		2017
	(in millions)
Capitalized software:
Purchased	$	107	$	99	$	88	$	86	$	84
Internally developed	157		152		128		97		63
Other intangible assets	54		48		40		26		9
Total	$	318	$	299	$	256	$	209	$	156