Stockholders' Equity (Tables)

12 Months Ended

Mar. 31, 2018

Equity [Abstract]

Cash dividends

The Board declared the following dividends during fiscal years 2018 and 2017:

Year Ended March 31, 2018:

(in millions, except per share amounts)

Declaration Date	Dividend Per Share	Record Date	Total Amount	Payment Date
May 9, 2017	$0.255	May 25, 2017	$107	June 13, 2017
August 9, 2017	$0.255	August 24, 2017	$108	September 12, 2017
November 9, 2017	$0.255	November 30, 2017	$106	December 12, 2017
February 7, 2018	$0.255	February 22, 2018	$107	March 13, 2018

Year Ended March 31, 2017:

(in millions, except per share amounts)

Declaration Date	Dividend Per Share	Record Date	Total Amount	Payment Date
May 4, 2016	$0.255	May 26, 2016	$107	June 14, 2016
August 3, 2016	$0.255	August 25, 2016	$107	September 13, 2016
November 2, 2016	$0.255	November 17, 2016	$107	December 6, 2016
February 1, 2017	$0.255	February 16, 2017	$107	March 14, 2017