SEGMENT REPORTING (Details) $ in Thousands	3 Months Ended	9 Months Ended
Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2019 USD ($) segment	Dec. 31, 2018 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments \| segment			4
Net sales	$ 6,461,387	$ 6,922,827	$ 18,725,380	$ 19,984,387
Income (loss) before income taxes	145,389	(31,913)	113,805	218,518
Intangible amortization	15,598	20,308	48,903	57,059
Stock-based compensation	19,215	21,027	53,332	61,061
Restructuring charges	14,600		199,123
Interest and other, net	36,207	54,087	135,650	136,889
Other charges (income), net	14,395	71,879	17,005	(8,515)
High Reliability Solutions
Segment Reporting Information [Line Items]
Net sales	1,244,715	1,206,352	3,611,389	3,629,749
Industrial & Emerging Industries
Segment Reporting Information [Line Items]
Net sales	1,988,865	1,658,925	5,411,347	4,671,188
Communications & Enterprise Compute
Segment Reporting Information [Line Items]
Net sales	1,881,411	2,260,228	5,468,857	6,355,311
Consumer Technologies Group
Segment Reporting Information [Line Items]
Net sales	1,346,396	1,797,322	4,233,787	5,328,139
Operating Segments
Segment Reporting Information [Line Items]
Net sales	6,461,387	6,922,827	18,725,380	19,984,387
Income (loss) before income taxes	256,038	256,378	691,040	667,616
Operating Segments \| High Reliability Solutions
Segment Reporting Information [Line Items]
Net sales	1,244,715	1,206,352	3,611,389	3,629,749
Income (loss) before income taxes	82,111	95,751	252,743	278,874
Operating Segments \| Industrial & Emerging Industries
Segment Reporting Information [Line Items]
Net sales	1,988,865	1,658,925	5,411,347	4,671,188
Income (loss) before income taxes	124,420	78,782	331,231	196,000
Operating Segments \| Communications & Enterprise Compute
Segment Reporting Information [Line Items]
Net sales	1,881,411	2,260,228	5,468,857	6,355,311
Income (loss) before income taxes	53,086	62,590	110,867	171,463
Operating Segments \| Consumer Technologies Group
Segment Reporting Information [Line Items]
Net sales	1,346,396	1,797,322	4,233,787	5,328,139
Income (loss) before income taxes	24,654	39,023	81,762	96,792
Operating Segments \| Corporate and Other
Segment Reporting Information [Line Items]
Income (loss) before income taxes	(28,233)	(19,768)	(85,563)	(75,513)
Segment Reconciling Items
Segment Reporting Information [Line Items]
Intangible amortization	15,598	20,308	48,903	57,059
Stock-based compensation	19,215	21,027	53,332	61,061
Customer related asset impairments	3,754	50,153	95,210	67,517
Restructuring charges	14,616	65,843	199,123	100,433
New revenue standard adoption impact	0	0	0	9,291
Legal and other	6,864	4,994	28,012	25,363
Interest and other, net	36,207	54,087	135,650	136,889
Other charges (income), net	$ 14,395	71,879	17,005	(8,515)
Non-Cash Charges
Segment Reporting Information [Line Items]
Restructuring charges		$ 65,800	$ 56,400	$ 100,400

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