BALANCE SHEET ITEMS - Additional Information (Details) $ in Thousands	6 Months Ended
	Sep. 27, 2019 USD ($) segment	Mar. 31, 2019 USD ($)
Components of acquired intangible assets
Number of operating segments | segment	4
Accounts receivable	$ 2,414,633	$ 2,612,961
Contract liabilities	341,500	271,800
Current operating lease liabilities	119,600
Working capital advances
Components of acquired intangible assets
Contract liabilities	249,900	266,300
Customer-related accruals
Components of acquired intangible assets
Contract liabilities	243,500	260,100
Asset-Backed Securitization Programs
Components of acquired intangible assets
Preferred purchase price receivable from asset-backed securitization programs	357,100	$ 292,500
Other current assets
Components of acquired intangible assets
Accounts receivable	336,100
Other current liabilities
Components of acquired intangible assets
Financial institution liabilities	$ 336,100
CTG
Components of acquired intangible assets
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	22.00%