Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2019

Fair Value Disclosures [Abstract]

Assets and Liabilities Measured at Fair Value on a Recurring Basis

The following fair value hierarchy table presents information about the Company’s assets and liabilities measured at fair value on a recurring basis as of March 31, 2019 and December 31, 2018.

	Identical Assets (Level 1)				Observable Inputs (Level 2)				Unobservable Inputs (Level 3)				Total
(In millions)	03/31/19		12/31/18		03/31/19		12/31/18		03/31/19		12/31/18		03/31/19		12/31/18
Assets:
Financial instruments owned:
Exchange traded equity securities(a)	$	21	$	133	$	—	$	—	$	—	$	—	$	21	$	133
Mutual funds(a)	145		151		—		—		—		—		145		151
Money market funds(b)	67		118		—		—		—		—		67		118
Other equity investment(a)	—		—		8		8		—		—		8		8
Total assets measured at fair value	$	233	$	402	$	8	$	8	$	—	$	—	$	241	$	410
Fiduciary Assets:
U.S. Treasury Bills	$	—	$	20	$	—	$	—	$	—	$	—	$	—	$	20
Money market funds	60		80		—		—		—		—		60		80
Total fiduciary assets measured at fair value	$	60	$	100	$	—	$	—	$	—	$	—	$	60	$	100
Liabilities:
Contingent purchase consideration liability(c)	$	—	$	—	$	—	$	—	$	171	$	183	$	171	$	183
Acquisition related derivative contracts	—		—		—		116		283		325		283		441
Total liabilities measured at fair value	$	—	$	—	$	—	$	116	$	454	$	508	$	454	$	624

^(a) Included in other assets in the consolidated balance sheets.

^(b) Included in cash and cash equivalents in the consolidated balance sheets.

^(c) Included in accounts payable and accrued liabilities and other liabilities in the consolidated balance sheets.

Changes in Fair Value of Level 3 Liabilities Representing Acquisition Related Contingent Consideration

The table below sets forth a summary of the changes in fair value of the Company’s Level 3 liabilities for the three month periods ended March 31, 2019 and 2018:

	Three Months Ended March 31,
(In millions)	2019			2018
Balance at beginning of period,	$	508		$	189
Additions	11			6
Payments	(35		)	(40		)
Revaluation Impact	11			5
Change in fair value of the FX contract	(42		)	—
Other (a)	1			1
Balance at March 31,	$	454		$	161

^(a) Primarily reflects the impact of foreign exchange.