Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2019

Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract]

Securities excluded from calculation of diluted EPS

Shares of common stock for the following securities were excluded from the calculation of diluted EPS as the effect was antidilutive:

	Three Months Ended June 30,		Six Months Ended June 30,
	2019	2018	2019	2018
	(in millions)
Common stock equivalent of our preferred stock outstanding	60	60	60	60
Common stock equivalent of our convertible senior notes outstanding	146	146	146	146
Participating securities	1	1	1	1