Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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FAIR VALUE MEASUREMENT OF ASSETS AND LIABILITIES - Debt Not Carried at Fair Value (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Apr. 30, 2019	Mar. 31, 2019
5.000% Notes due February 2023
Other financial instruments
Debt interest rate	5.00%
4.750% Notes due June 2025
Other financial instruments
Debt interest rate	4.75%
4.875% Notes due June 2029
Other financial instruments
Debt interest rate	4.875%
Carrying Amount
Other financial instruments
Debt instrument	$ 2,801,028		$ 1,890,822
Carrying Amount \| Level 1 \| Term Loan, including current portion, due in installments through June 2022
Other financial instruments
Debt instrument	439,688		458,531
Carrying Amount \| Level 1 \| 5.000% Notes due February 2023
Other financial instruments
Debt instrument	500,000		500,000
Carrying Amount \| Level 1 \| 4.750% Notes due June 2025
Other financial instruments
Debt instrument	597,150		596,815
Carrying Amount \| Level 1 \| 4.875% Notes due June 2029
Other financial instruments
Debt instrument	662,205		0
Carrying Amount \| Level 2 \| Term Loan due April 2024 - three-month Yen LIBOR plus 0.50%
Other financial instruments
Debt instrument	305,927		0
Carrying Amount \| Level 2 \| India Facilities
Other financial instruments
Debt instrument	133,145		170,206
Carrying Amount \| Level 2 \| Euro Term Loan due September 2020
Other financial instruments
Debt instrument	51,281		52,746
Carrying Amount \| Level 2 \| Euro Term Loan due January 2022
Other financial instruments
Debt instrument	111,632		112,524
Fair Value
Other financial instruments
Debt instrument	2,943,864		1,893,324
Fair Value \| Level 1 \| Term Loan, including current portion, due in installments through June 2022
Other financial instruments
Debt instrument	441,337		457,958
Fair Value \| Level 1 \| 5.000% Notes due February 2023
Other financial instruments
Debt instrument	534,733		499,950
Fair Value \| Level 1 \| 4.750% Notes due June 2025
Other financial instruments
Debt instrument	647,854		599,940
Fair Value \| Level 1 \| 4.875% Notes due June 2029
Other financial instruments
Debt instrument	717,955		0
Fair Value \| Level 2 \| Term Loan due April 2024 - three-month Yen LIBOR plus 0.50%
Other financial instruments
Debt instrument	305,927		0
Fair Value \| Level 2 \| India Facilities
Other financial instruments
Debt instrument	133,145		170,206
Fair Value \| Level 2 \| Euro Term Loan due September 2020
Other financial instruments
Debt instrument	51,281		52,746
Fair Value \| Level 2 \| Euro Term Loan due January 2022
Other financial instruments
Debt instrument	$ 111,632		$ 112,524
Three-month Yen LIBOR \| Term Loan due April 2024 - three-month Yen LIBOR plus 0.50%
Other financial instruments
Debt interest rate	0.50%	0.50%