RESTRUCTURING CHARGES - Summary of Restructuring Charges (Details) $ in Thousands	3 Months Ended	6 Months Ended
Sep. 27, 2019 USD ($)	Sep. 27, 2019 USD ($)
Restructuring Reserve [Roll Forward]
Balance as of March 31, 2019		$ 32,434
Provision for charges incurred during the six-month period ended September 27, 2019	$ 128,300	184,507
Balance as of September 27, 2019	69,083	69,083
Less: Current portion (classified as other current liabilities)	69,083	69,083
Accrued restructuring costs, net of current portion (classified as other liabilities)	0	0
Cash Charges
Restructuring Reserve [Roll Forward]
Payments for charges incurred		(77,005)
Cash Charges \| Fiscal Year 2019 And Prior
Restructuring Reserve [Roll Forward]
Payments for charges incurred		(13,159)
Non-Cash Charges
Restructuring Reserve [Roll Forward]
Payments for charges incurred		(57,694)
Severance
Restructuring Reserve [Roll Forward]
Balance as of March 31, 2019		23,234
Provision for charges incurred during the six-month period ended September 27, 2019		91,857
Balance as of September 27, 2019	27,739	27,739
Less: Current portion (classified as other current liabilities)	27,739	27,739
Accrued restructuring costs, net of current portion (classified as other liabilities)	0	0
Severance \| Cash Charges
Restructuring Reserve [Roll Forward]
Payments for charges incurred		(76,453)
Severance \| Cash Charges \| Fiscal Year 2019 And Prior
Restructuring Reserve [Roll Forward]
Payments for charges incurred		(10,899)
Severance \| Non-Cash Charges
Restructuring Reserve [Roll Forward]
Payments for charges incurred		0
Long-Lived Asset Impairment
Restructuring Reserve [Roll Forward]
Balance as of March 31, 2019		0
Provision for charges incurred during the six-month period ended September 27, 2019		44,621
Balance as of September 27, 2019	0	0
Less: Current portion (classified as other current liabilities)	0	0
Accrued restructuring costs, net of current portion (classified as other liabilities)	0	0
Long-Lived Asset Impairment \| Cash Charges
Restructuring Reserve [Roll Forward]
Payments for charges incurred		0
Long-Lived Asset Impairment \| Cash Charges \| Fiscal Year 2019 And Prior
Restructuring Reserve [Roll Forward]
Payments for charges incurred		0
Long-Lived Asset Impairment \| Non-Cash Charges
Restructuring Reserve [Roll Forward]
Payments for charges incurred		(44,621)
Other Exit Costs
Restructuring Reserve [Roll Forward]
Balance as of March 31, 2019		9,200
Provision for charges incurred during the six-month period ended September 27, 2019		48,029
Balance as of September 27, 2019	41,344	41,344
Less: Current portion (classified as other current liabilities)	41,344	41,344
Accrued restructuring costs, net of current portion (classified as other liabilities)	$ 0	0
Other Exit Costs \| Cash Charges
Restructuring Reserve [Roll Forward]
Payments for charges incurred		(552)
Other Exit Costs \| Cash Charges \| Fiscal Year 2019 And Prior
Restructuring Reserve [Roll Forward]
Payments for charges incurred		(2,260)
Other Exit Costs \| Non-Cash Charges
Restructuring Reserve [Roll Forward]
Payments for charges incurred		$ (13,073)

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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