Equity (Tables)

3 Months Ended

Mar. 31, 2020

Equity [Abstract]

Schedule of Stockholders Equity [Table Text Block]

The activity in equity during the three-month periods ended March 31, 2020 and 2019 was as follows (dollars in millions, except per share amounts):

	Common Stock			Accumulated Other Comprehensive Loss			Retained Earnings
	Shares	Amount								Total
Balances as of December 31, 2019	89,387,124	$	1,220	$	(10	)	$	1,381		$	2,591
Issuances of shares pursuant to equity-based plans	77,397	—		—			—			—
Other comprehensive income	—	—		1			—			1
Dividends declared ($0.3850 per share)	—	—		—			(35		)	(35		)
Net income	—	—		—			81			81
Balances as of March 31, 2020	89,464,521	$	1,220	$	(9	)	$	1,427		$	2,638
Balances as of December 31, 2018	89,267,959	$	1,212	$	(7	)	$	1,301		$	2,506
Issuances of shares pursuant to equity-based plans	88,352	—		—			—			—
Other comprehensive income	—	—		1			—			1
Dividends declared ($0.3625 per share)	—	—		—			(32		)	(32		)
Net income	—	—		—			73			73
Reclassification of stranded tax effects due to Tax Reform	—	—		(2		)	2			—
Balances as of March 31, 2019	89,356,311	$	1,212	$	(8	)	$	1,344		$	2,548