Goodwill and Intangible Assets, Net (Tables)

3 Months Ended

Jun. 30, 2021

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		Prescription Technology Solutions		Medical-Surgical Solutions		International		Total
Balance, March 31, 2021	$	3,963	$	1,542	$	2,453	$	1,535	$	9,493
Foreign currency translation adjustments, net	7		—		—		20		27
Balance, June 30, 2021	$	3,970	$	1,542	$	2,453	$	1,555	$	9,520

Schedule of information regarding intangible assets

Information regarding intangible assets is as follows:

	June 30, 2021							March 31, 2021
(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	12	$	3,747	$	(2,329)	$	1,418	$	3,739	$	(2,269)	$	1,470
Service agreements	10	1,088		(530)		558		1,081		(513)		568
Pharmacy licenses	23	503		(252)		251		497		(244)		253
Trademarks and trade names	12	934		(412)		522		925		(394)		531
Technology	4	150		(127)		23		150		(122)		28
Other	6	255		(230)		25		254		(226)		28
Total		$	6,677	$	(3,880)	$	2,797	$	6,646	$	(3,768)	$	2,878