Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2019

Equity [Abstract]

Summary Of Dividends Declared

The Executive Committee, acting on behalf of the Board of Directors, declared the following dividends during the periods presented:

Declaration Date	Dividend Per Share		Record Date	Total Amount (in millions)		Payment Date
Nine Months Ended September 30, 2019
February 6, 2019	$	0.32	March 7, 2019	$	47	March 27, 2019
May 1, 2019	0.32		May 23, 2019	48		June 13, 2019
July 24, 2019	0.34		August 22, 2019	50		September 12, 2019
Nine Months Ended September 30, 2018
February 7, 2018	0.30		March 8, 2018	46		March 28, 2018
April 24, 2018	0.30		May 24, 2018	45		June 14, 2018
July 23, 2018	0.32		August 23, 2018	47		September 13, 2018