Acquisitions and Divestiture (Tables)

12 Months Ended

Dec. 31, 2018

Schedule of Business Acquisitions, by Acquisition

2017 Acquisitions



	Purchase Consideration		Total Net Liabilities Acquired			Total Net Deferred Tax Liability			Acquired Intangible Assets		Goodwill
	(in millions)
eVestment	$	744	$	(10	)	$	(96	)	$	405	$	445

2016 Acquisitions



	Purchase Consideration		Total Net Assets (Liabilities) Acquired			Total Net Deferred Tax Liability			Acquired Intangible Assets		Goodwill
	(in millions)
ISE	$	1,070	$	83		$	(185	)	$	623	$	549
Boardvantage	242		28			(38		)	111		141
Marketwired	111		(1		)	(5		)	31		86
Nasdaq Canada	116		6			(20		)	76		54

Acquired Finite Lived Intangible Assets in Acquisition

The following table presents the details of significant acquired intangible assets at the date of each acquisition. All acquired intangible assets with finite lives are amortized using the straight-line method.



	2017			2016
	eVestment			ISE			Boardvantage			Marketwired			Nasdaq Canada
	($ in millions)
Exchange registrations	$	—		$	467		$	—		$	—		$	—
Discount rate used	—			8.6		%	—			—			—
Estimated average useful life	—			Indefinite			—			—			—
Customer relationships	$	378		$	148		$	103		$	29		$	76
Discount rate used	9.3		%	9.1		%	15.5		%	16.4		%	10.3		%
Estimated average useful life	14 years			13 years			14 years			6 years			17 years
Trade name	$	13		$	8		$	2		$	2		$	—
Discount rate used	9.2		%	8.6		%	15.0		%	15.8		%	—
Estimated average useful life	8 years			Indefinite			1 year			2 years			—
Technology	$	14		$	—		$	6		$	—		$	—
Discount rate used	9.2		%	—			15.5		%	—			—
Estimated average useful life	8 years			—			5 years			—			—
Total intangible assets	$	405		$	623		$	111		$	31		$	76