FAIR VALUE MEASUREMENT OF ASSETS AND LIABILITIES (Tables)

12 Months Ended

Mar. 31, 2017

Fair Value Disclosures [Abstract]

Summary of activities related to contingent consideration

The following table summarizes the activities related to contingent consideration:

	As of March 31,
	2017			2016
	(In thousands)
Beginning balance	$	73,423		$	4,500
Additions to accrual	—			84,261
Payments and settlements	(44,912		)	(19,008		)
Fair value adjustments	(6,085		)	3,670
Ending balance	$	22,426		$	73,423

Schedule of financial assets and liabilities measured at fair value on a recurring basis

The following table presents the Company's assets and liabilities measured at fair value on a recurring basis as of March 31, 2017 and 2016:

	Fair Value Measurements as of March 31, 2017
	Level 1		Level 2			Level 3			Total
	(In thousands)
Assets:
Money market funds and time deposits (Note 2)	$	—	$	1,066,841		$	—		$	1,066,841
Deferred purchase price receivable (Note 10)	—		—			506,522			506,522
Foreign exchange forward contracts (Note 8)	—		22,022			—			22,022
Deferred compensation plan assets:
Mutual funds, money market accounts and equity securities	7,062		52,680			—			59,742
Liabilities:
Foreign exchange forward contracts (Note 8)	$	—	$	(11,742	)	$	—		$	(11,742	)
Contingent consideration in connection with acquisitions	—		—			(22,426		)	(22,426		)

	Fair Value Measurements as of March 31, 2016
	Level 1		Level 2			Level 3			Total
	(In thousands)
Assets:
Money market funds and time deposits (Note 2)	$	—	$	1,074,132		$	—		$	1,074,132
Deferred purchase price receivable (Note 10)	—		—			501,097			501,097
Foreign exchange forward contracts (Note 8)	—		22,648			—			22,648
Deferred compensation plan assets:
Mutual funds, money market accounts and equity securities	9,228		40,556			—			49,784
Liabilities:
Foreign exchange forward contracts (Note 8)	$	—	$	(21,091	)	$	—		$	(21,091	)
Contingent consideration in connection with acquisitions	—		—			(73,423		)	(73,423		)

Schedule of liabilities not carried at fair value

The following table presents the Company's liabilities not carried at fair value as of March 31, 2017 and 2016:

	As of March 31, 2017				As of March 31, 2016
	Carrying Amount		Fair Value		Carrying Amount		Fair Value		Fair Value Hierarchy
	(In thousands)				(In thousands)
Term Loan, including current portion, due in installments through March 2019	$	502,500	$	503,756	$	547,500	$	542,709	Level 1
4.625% Notes due February 2020	500,000		526,255		500,000		524,735		Level 1
Term Loan, including current portion, due in installments through November 2021	700,000		699,566		577,500		573,533		Level 1
5.000% Notes due February 2023	500,000		534,820		500,000		507,500		Level 1
4.750% Notes due June 2025	595,979		633,114		595,589		604,926		Level 1
Total	$	2,798,479	$	2,897,511	$	2,720,589	$	2,753,403