Goodwill and Intangible Assets, Net (Tables)

9 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of changes in the carrying amount of goodwill

Changes in the carrying amount of goodwill were as follows:

(In millions)	U.S. Pharmaceutical and Specialty Solutions			European Pharmaceutical Solutions		Medical-Surgical Solutions			Other			Total
Balance, March 31, 2019	$	4,078		$	—	$	2,451		$	2,829		$	9,358
Goodwill acquired	—			56		—			—			56
Acquisition accounting, transfers and other adjustments	1			4		7			—			12
Other changes/disposals	(1		)	—		(5		)	—			(6		)
Impairment charges	—			—		—			(2		)	(2		)
Foreign currency translation adjustments, net	—			3		—			35			38
Balance, December 31, 2019	$	4,078		$	63	$	2,453		$	2,862		$	9,456

Schedule of information regarding intangible assets

Information regarding intangible assets is as follows:

	December 31, 2019								March 31, 2019
(Dollars in millions)	Weighted Average Remaining Amortization Period (Years)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Customer relationships	11	$	3,602	$	(1,792	)	$	1,810	$	3,818	$	(1,801	)	$	2,017
Service agreements	10	1,023		(479		)	544		1,017		(430		)	587
Pharmacy licenses	26	517		(229		)	288		513		(209		)	304
Trademarks and trade names	13	833		(235		)	598		887		(232		)	655
Technology	4	173		(108		)	65		141		(94		)	47
Other	5	278		(219		)	59		288		(209		)	79
Total		$	6,426	$	(3,062	)	$	3,364	$	6,664	$	(2,975	)	$	3,689