Fair Value Measurements (Tables)

9 Months Ended

Sep. 27, 2020

Fair Value Disclosures [Abstract]

Fair Value, Assets Measured on Recurring and Nonrecurring Basis

The following table summarizes the estimated fair value of our financial instruments which are measured at fair value on a recurring basis:

		Estimated fair value
	Fair value hierarchy	September 27, 2020	December 31, 2019
Assets:
Money market funds	1	2,637	6
Marketable equity securities	1	13	1
Derivative instruments-assets	2	9	10
Liabilities:
Derivative instruments-liabilities	2	(7)	(1)