CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 25, 2020	Sep. 27, 2019	Sep. 25, 2020	Sep. 27, 2019
Income Statement [Abstract]
Net sales	$ 5,985,000	$ 6,088,000	$ 11,138,000	$ 12,264,000
Cost of sales	5,566,000	5,785,000	10,406,000	11,561,000
Restructuring charges	24,000	114,000	34,000	161,000
Gross profit	395,000	189,000	698,000	542,000
Selling, general and administrative expenses	193,000	205,000	384,000	415,000
Intangible amortization	16,000	16,000	31,000	33,000
Restructuring charges	11,000	14,000	11,000	23,000
Interest and other, net	22,000	50,000	51,000	103,000
Income (loss) before income taxes	153,000	(96,000)	221,000	(32,000)
Provision for income taxes	40,000	21,000	56,000	40,000
Net income (loss)	$ 113,000	$ (117,000)	$ 165,000	$ (72,000)
Earnings (loss) per share:
Basic (in dollars per share)	$ 0.23	$ (0.23)	$ 0.33	$ (0.14)
Diluted (in dollars per share)	$ 0.22	$ (0.23)	$ 0.33	$ (0.14)
Weighted-average shares used in computing per share amounts:
Basic (in shares)	501,000	513,000	499,000	513,000
Diluted (in shares)	504,000	513,000	503,000	513,000