Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 29, 2019

Fair Value Disclosures [Abstract]

Fair Value Measurements for Investments [Table Text Block]

Following is a summary of fair value measurements for investments as of June 29, 2019 and December 29, 2018:

	Fair Value		Level 1	Level 2	Level 3
	(Amounts are in thousands)
June 29, 2019	$	7,658,089	2,240,264	5,417,825	—
December 29, 2018	6,577,430		2,372,931	4,204,499	—