Fair Value of Financial Instruments (Tables)

3 Months Ended

Mar. 30, 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 March 30, 2019 and December 29, 2018:

	Fair Value		Level 1	Level 2	Level 3
	(Amounts are in thousands)
March 30, 2019	$	7,316,583	2,635,206	4,681,377	—
December 29, 2018	6,577,430		2,372,931	4,204,499	—