Derivative and Hedging Activities (Tables)

3 Months Ended

Jun. 30, 2019

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Derivatives Not Designated For Hedge Accounting

The following table presents the pretax amounts impacting income related to foreign currency forward contracts:

		For the Three Months Ended
(in millions)	Statement of Operations Line Item	June 30, 2019		June 30, 2018
Foreign currency forward contracts	Other expense (income), net	$	19	$	32

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value

The following tables present the fair values of derivative instruments included in the balance sheets:

	Derivative Assets
		As of
(in millions)	Balance Sheet Line Item	June 30, 2019		March 31, 2019
Derivatives designated for hedge accounting:
Foreign currency forward contracts	Other current assets	7		38
Total fair value of derivatives designated for hedge accounting		$	7	$	38
Derivatives not designated for hedge accounting:
Foreign currency forward contracts	Other current assets	$	2	$	5
Total fair value of derivatives not designated for hedge accounting		$	2	$	5

	Derivative Liabilities
		As of
(in millions)	Balance Sheet Line Item	June 30, 2019		March 31, 2019
Derivatives designated for hedge accounting:
Foreign currency forward contracts	Accrued expenses and other current liabilities	$	1	$	4
Total fair value of derivatives designated for hedge accounting:		$	1	$	4
Derivatives not designated for hedge accounting:
Foreign currency forward contracts	Accrued expenses and other current liabilities	$	2	$	9
Total fair value of derivatives not designated for hedge accounting		$	2	$	9