SEGMENT REPORTING (Details) $ in Thousands	3 Months Ended			9 Months Ended		12 Months Ended
	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2017 USD ($) segment	Dec. 31, 2016 USD ($)	Mar. 31, 2016 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | segment				4
Net sales	$ 6,751,552	$ 6,114,999		$ 19,030,244	$ 18,000,337
Intangible amortization	19,588	18,734		55,865	62,318
Stock-based compensation	20,758	20,781		63,018	67,311
Distressed customers asset impairments	0	0		4,753	92,915
Contingencies and other	0	17,421		43,933	28,960
Other charges (income), net	6,865	3,090		(172,467)	15,007
Interest and other, net	31,350	22,838		85,780	71,869
Income before income taxes	141,160	140,242		505,082	271,907
Inventory write-down					60,000
Equipment impairment charges					16,000
Negative margin and direct costs related to inventory write-down					16,900
Restructuring costs		17,400			29,000
Cost of sales
Segment Reporting Information [Line Items]
Stock-based compensation	5,358	2,437		13,662	7,506
SunEdison, Inc
Segment Reporting Information [Line Items]
Distressed customers asset impairments						$ 61,000
Sales returns			$ 90,000
Bad debt reserve			$ 61,000			$ 61,000
Operating Segments
Segment Reporting Information [Line Items]
Net sales	6,751,552	6,114,999		19,030,244	18,000,337
Total segment income	219,721	223,106		585,964	610,287
Operating Segments | CEC
Segment Reporting Information [Line Items]
Net sales	1,979,045	2,102,321		5,853,435	6,400,233
Total segment income	50,206	62,109		141,541	176,460
Operating Segments | Consumer Technologies Group
Segment Reporting Information [Line Items]
Net sales	2,056,801	1,848,970		5,323,913	4,827,488
Total segment income	38,768	59,282		87,494	139,230
Operating Segments | Industrial & Emerging Industries
Segment Reporting Information [Line Items]
Net sales	1,491,063	1,140,366		4,336,201	3,672,103
Total segment income	61,328	39,681		167,650	127,020
Operating Segments | High Reliability Solutions
Segment Reporting Information [Line Items]
Net sales	1,224,643	1,023,342		3,516,695	3,100,513
Total segment income	100,976	82,729		283,552	249,972
Operating Segments | Corporate and Other
Segment Reporting Information [Line Items]
Total segment income	$ (31,557)	$ (20,695)		$ (94,273)	$ (82,395)