Stockholders' Equity (Tables)

3 Months Ended

Jun. 30, 2018

Equity [Abstract]

Cash dividends

Cash Dividends: The Board declared the following dividends during the three months ended June 30, 2018 and 2017:

Three Months EndedJune 30, 2018:

(in millions, except per share amounts)

Declaration Date	Dividend Per Share	Record Date	Total Amount	Payment Date
May 2, 2018	$0.255	May 17, 2018	$107	June 5, 2018

Three Months EndedJune 30, 2017:

(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