FINANCIAL INSTRUMENTS (Tables)

12 Months Ended

Mar. 31, 2018

Derivative Instruments and Hedges, Assets [Abstract]

Summary of aggregate notional amount of the Company's outstanding foreign currency forward and swap contracts

As of March 31, 2018, the aggregate notional amount of the Company's outstanding foreign currency derivative contracts was $7.6 billion as summarized below:

	Foreign Currency Amount		Notional Contract Value in USD
Currency	Buy	Sell	Buy		Sell
	(In thousands)
Cash Flow Hedges
CNY	2,472,000	—	$	392,493	$	—
EUR	74,696	102,508	92,292		123,347
HUF	20,482,360	—	80,961		—
ILS	104,570	17,325	29,853		4,946
MXN	3,820,600	—	208,688		—
MYR	235,400	78,000	60,277		19,973
RON	125,190	—	33,224		—
SGD	35,250	—	26,908		—
Other	N/A	N/A	49,734		3,225
			974,430		151,491
Other Foreign Currency Contracts
AUD	29,887	39,839	22,925		30,834
BRL	—	706,000	—		211,580
CAD	306,196	336,629	237,601		261,216
CHF	13,122	26,611	13,763		27,912
CNY	2,238,583	—	347,121		—
EUR	1,190,730	1,442,218	1,469,945		1,780,517
GBP	38,445	65,222	54,179		91,794
HUF	106,548,846	116,231,762	421,158		459,432
INR	4,052,331	747,986	61,992		11,476
MXN	2,342,814	2,109,080	127,969		115,202
MYR	844,010	627,500	216,119		160,679
PLN	99,330	54,465	29,180		16,000
SEK	144,590	267,169	17,492		32,172
SGD	73,918	40,994	56,426		31,293
Other	N/A	N/A	89,386		45,739
			3,165,256		3,275,846
Total Notional Contract Value in USD			$	4,139,686	$	3,427,337

Schedule of fair value of the derivative instruments utilized for foreign currency risk management purposes

The following table presents the fair value of the Company's derivative instruments utilized for foreign currency risk management purposes at March 31, 2018 and 2017:

	Fair Values of Derivative Instruments
	Asset Derivatives					Liability Derivatives
		Fair Value					Fair Value
	Balance Sheet Location	March 31, 2018		March 31, 2017		Balance Sheet Location	March 31, 2018		March 31, 2017
	(In thousands)
Derivatives designated as hedging instruments
Foreign currency contracts	Other current assets	$	19,422	$	11,936	Other current liabilities	$	7,065	$	1,814
Derivatives not designated as hedging instruments
Foreign currency contracts	Other current assets	$	23,912	$	10,086	Other current liabilities	$	18,246	$	9,928