Operating Segment and Geographical Information (Details 1) - USD ($) $ in Thousands	3 Months Ended						12 Months Ended
	Mar. 28, 2020	Dec. 28, 2019	Jun. 29, 2019	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 28, 2020	Mar. 30, 2019	Mar. 31, 2018
Segment Reporting Information [Line Items]
Document Fiscal Year Focus							2020
Reconciliation of "All other" category:
Stock-based compensation expense							$ (75,978)	$ (71,580)	$ (68,158)
Amortization of intangible assets							(247,299)	(454,451)	(539,790)
Start-up costs	$ (200)	$ (400)	$ (100)	$ (6,800)	$ (5,900)	$ (5,300)
Operating income							423,216	216,466	70,282
All other
Reconciliation of "All other" category:
Stock-based compensation expense							(75,978)	(71,580)	(68,158)
Amortization of intangible assets							(246,563)	(453,515)	(539,362)
Acquisition and integration related costs							(61,891)	(8,522)	(10,561)
Restructuring and disposal costs							(21,808)	(13,467)	(21,406)
Start-up costs							(712)	(18,035)	(24,271)
Asset Impairment and Accelerated Depreciation							27,118	37,246	38,000
Other (including (loss) gain on assets and other miscellaneous corporate overhead)							(3,523)	(7,463)	(13,253)
Operating income							$ (437,593)	$ (609,828)	$ (715,011)