Goodwill and Acquired Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Goodwill

The following table presents the changes in goodwill by business segment during the year ended December 31, 2016:

	Market Services			Corporate Services			Information Services			Market Technology			Total
	(in millions)
Balance at December 31, 2015	$	2,941		$	467		$	1,823		$	164		$	5,395
Goodwill acquired	549			234			54			—			837
Foreign currency translation adjustment	(100		)	(27		)	(71		)	(7		)	(205		)
Balance at December 31, 2016	$	3,390		$	674		$	1,806		$	157		$	6,027

Schedule of Acquired Finite-Lived Intangible Assets

The following table presents details of our total acquired intangible assets, both finite- and indefinite-lived:

	December 31, 2016										December 31, 2015
	Gross Amount			Accumulated Amortization			Net Amount			Weighted-Average Useful Life (in Years)	Gross Amount			Accumulated Amortization			Net Amount			Weighted-Average Useful Life (in Years)
	(in millions)										(in millions)
Finite-Lived Intangible Assets
Technology	$	38		$	(24	)	$	14		5	$	39		$	(23	)	$	16		5
Customer relationships	1,394			(464		)	930			18	1,038			(387		)	651			20
Other	7			(6		)	1			6	5			(4		)	1			9
Foreign currency translation adjustment	(160		)	58			(102		)		(138		)	43			(95		)
Total finite-lived intangible assets	$	1,279		$	(436	)	$	843			$	944		$	(371	)	$	573
Indefinite-Lived Intangible Assets
Exchange and clearing registrations	$	1,257		$	—		$	1,257			$	790		$	—		$	790
Trade names	130			—			130				700			—			700
Licenses	52			—			52				51			—			51
Foreign currency translation adjustment	(188		)	—			(188		)		(155		)	—			(155		)
Total indefinite-lived intangible assets	$	1,251		$	—		$	1,251			$	1,386		$	—		$	1,386
Total intangible assets	$	2,530		$	(436	)	$	2,094			$	2,330		$	(371	)	$	1,959

Schedule of Acquired Indefinite-lived Intangible Assets

The following table presents details of our total acquired intangible assets, both finite- and indefinite-lived:

	December 31, 2016										December 31, 2015
	Gross Amount			Accumulated Amortization			Net Amount			Weighted-Average Useful Life (in Years)	Gross Amount			Accumulated Amortization			Net Amount			Weighted-Average Useful Life (in Years)
	(in millions)										(in millions)
Finite-Lived Intangible Assets
Technology	$	38		$	(24	)	$	14		5	$	39		$	(23	)	$	16		5
Customer relationships	1,394			(464		)	930			18	1,038			(387		)	651			20
Other	7			(6		)	1			6	5			(4		)	1			9
Foreign currency translation adjustment	(160		)	58			(102		)		(138		)	43			(95		)
Total finite-lived intangible assets	$	1,279		$	(436	)	$	843			$	944		$	(371	)	$	573
Indefinite-Lived Intangible Assets
Exchange and clearing registrations	$	1,257		$	—		$	1,257			$	790		$	—		$	790
Trade names	130			—			130				700			—			700
Licenses	52			—			52				51			—			51
Foreign currency translation adjustment	(188		)	—			(188		)		(155		)	—			(155		)
Total indefinite-lived intangible assets	$	1,251		$	—		$	1,251			$	1,386		$	—		$	1,386
Total intangible assets	$	2,530		$	(436	)	$	2,094			$	2,330		$	(371	)	$	1,959

Estimated Future Amortization Expense

The estimated future amortization expense (excluding the impact of foreign currency translation adjustments of $102 million as of December 31, 2016) of acquired finite-lived intangible assets as of December 31, 2016 is as follows:

	(in millions)
2017	$	94
2018	90
2019	76
2020	75
2021	74
2022 and thereafter	536
Total	$	945