Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2016

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

Valuation of Assets and Liabilities Measured at Fair Value

	March			December
	2016			2015
Cash and cash equivalents	$	6,976		$	3,379
Trading marketable securities	85			82
Level 1 - Assets	$	7,061		$	3,461
Available-for-sale marketable securities:
Corporate and asset-backed debt securities	$	184		$	214
Foreign government debt securities	93			96
United States agency debt securities	77			120
United States treasury debt securities	139			264
Certificates of deposit	17			8
Total available-for-sale marketable securities	$	510		$	702
Foreign currency exchange forward contracts	12			69
Interest rate swap asset	35			15
Level 2 - Assets	$	557		$	786
Total assets measured at fair value	$	7,618		$	4,247
Deferred compensation arrangements	$	85		$	82
Level 1 - Liabilities	$	85		$	82
Foreign currency exchange forward contracts	$	29		$	10
Interest rate swap liability	—			4
Level 2 - Liabilities	$	29		$	14
Contingent consideration:
Beginning balance	$	56		$	48
Additions	6			11
Losses included in earnings	(3		)	—
Settlements	(5		)	(3		)
Balance at the end of the period	$	54		$	56
Level 3 - Liabilities	$	54		$	56
Total liabilities measured at fair value	$	168		$	152

Available-for-sale Securities

Fair Value of Available for Sale Securities by Contractual Maturity

	March		December
	2016		2015
Due in one year or less	$	413	$	588
Due after one year through three years	97		114

Investments Classified by Contractual Maturity Date

Securities in a Continuous Unrealized Loss Position

	Number of Investments	Fair Value
Corporate and asset-backed	34	$	37
Foreign government	2	10
United States agency	3	8
United States debt	3	5
Certificate of deposit	2	2
Total	44	$	62