Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carrying Value of Goodwill and Other Intangible Assets

Changes in Carrying Value of Goodwill and other Intangible Assets
	Amortizing Intangible Assets			Non-Amortizing Intangible Assets
(In millions)				Goodwill		Other
Balance as of December 31, 2016	$	285		$	1,608	$	148
Amortization	(33		)	—		—
Balance as of June 30, 2017	$	252		$	1,608	$	148

Gross Carrying Value and Accumulated Amortization of Finite-Lived Intangible Assets Other Than Goodwill

Gross Carrying Value and Accumulated Amortization of Intangible Assets Other Than Goodwill
	June 30, 2017								December 31, 2016
(Dollars in millions)	Weighted Average Remaining Useful Life (in years)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Amortizing
Customer relationships	4.0	$	893	$	(661	)	$	232	$	893	$	(630	)	$	263
Contract rights	7.5	3		(1		)	2		3		(1		)	2
Gaming rights and other	7.0	43		(25		)	18		43		(23		)	20
		$	939	$	(687	)	252		$	939	$	(654	)	285
Non-amortizing
Trademarks							126							126
Gaming rights							22							22
							148							148
Total intangible assets other than goodwill							$	400						$	433

Gross Carrying Value and Accumulated Amortization of Indefinite-Lived Intangible Assets Other Than Goodwill

Gross Carrying Value and Accumulated Amortization of Intangible Assets Other Than Goodwill
	June 30, 2017								December 31, 2016
(Dollars in millions)	Weighted Average Remaining Useful Life (in years)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Amortizing
Customer relationships	4.0	$	893	$	(661	)	$	232	$	893	$	(630	)	$	263
Contract rights	7.5	3		(1		)	2		3		(1		)	2
Gaming rights and other	7.0	43		(25		)	18		43		(23		)	20
		$	939	$	(687	)	252		$	939	$	(654	)	285
Non-amortizing
Trademarks							126							126
Gaming rights							22							22
							148							148
Total intangible assets other than goodwill							$	400						$	433