Goodwill, Capitalized Software and Other Intangible Assets (Tables)

6 Months Ended

Sep. 30, 2018

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, 2018 were as follows:

	At September 30, 2018
	Gross Amortizable Assets		Less: Fully Amortized Assets		Remaining Amortizable Assets		Accumulated Amortization on Remaining Amortizable Assets		Net Assets
	(in millions)
Purchased software products	$	6,579	$	5,247	$	1,332	$	658	$	674
Internally developed software products	1,467		1,458		9		6		3
Other intangible assets	1,215		834		381		77		304
Total capitalized software and other intangible assets	$	9,261	$	7,539	$	1,722	$	741	$	981

The gross carrying amounts and accumulated amortization for capitalized software and other intangible assets at March 31, 2018 were as follows:

	At March 31, 2018
	Gross Amortizable Assets		Less: Fully Amortized Assets		Remaining Amortizable Assets		Accumulated Amortization on Remaining Amortizable Assets		Net Assets
	(in millions)
Purchased software products	$	6,572	$	4,961	$	1,611	$	845	$	766
Internally developed software products	1,467		1,347		120		109		11
Other intangible assets	1,226		823		403		69		334
Total capitalized software and other intangible assets	$	9,265	$	7,131	$	2,134	$	1,023	$	1,111

Projected annual amortization expense

Based on the capitalized software and other intangible assets recorded through September 30, 2018, the projected annual amortization expense for fiscal year 2019 and the next four fiscal years is expected to be as follows:

	Year Ended March 31,
	2019		2020		2021		2022		2023
	(in millions)
Purchased software products	$	189	$	166	$	122	$	113	$	86
Internally developed software products	10		1		—		—		—
Other intangible assets	40		36		36		35		31
Total	$	239	$	203	$	158	$	148	$	117

Goodwill activity by segment

Goodwill activity by segment for the six months ended September 30, 2018 was as follows:

(in millions)	Mainframe Solutions		Enterprise Solutions			Services		Total
Balance at March 31, 2018	$	4,178	$	2,545		$	81	$	6,804
Acquisitions	—		6			—		6
Foreign currency translation adjustment	—		(20		)	—		(20		)
Balance at September 30, 2018	$	4,178	$	2,531		$	81	$	6,790