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=109250915&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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- Definition

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 - Other Financial Instruments (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Mar. 31, 2018	Feb. 28, 2013
4.625% Notes due February 2020
Other financial instruments
Debt instrument interest rate	4.625%		4.625%
4.750% Notes due June 2025
Other financial instruments
Debt instrument interest rate	4.75%
Level 1 \| 4.625% Notes due February 2020
Other financial instruments
Debt instrument interest rate	4.625%
Level 1 \| 5.000% Notes due February 2023
Other financial instruments
Debt instrument interest rate	5.00%
Level 1 \| 4.750% Notes due June 2025
Other financial instruments
Debt instrument interest rate	4.75%
Carrying Amount
Other financial instruments
Fair Value	$ 3,062,385	$ 2,950,817
Carrying Amount \| Level 1 \| 4.625% Notes due February 2020
Other financial instruments
Fair Value	500,000	500,000
Carrying Amount \| Level 1 \| Term Loan, including current portion, due in installments through November 2021
Other financial instruments
Fair Value	671,563	687,813
Carrying Amount \| Level 1 \| Term Loan, including current portion, due in installments through June 2022
Other financial instruments
Fair Value	458,531	483,656
Carrying Amount \| Level 1 \| 5.000% Notes due February 2023
Other financial instruments
Fair Value	500,000	500,000
Carrying Amount \| Level 1 \| 4.750% Notes due June 2025
Other financial instruments
Fair Value	596,815	596,387
Carrying Amount \| Level 2 \| Euro Term Loan due September 2020
Other financial instruments
Fair Value	52,746	59,443
Carrying Amount \| Level 2 \| Euro Term Loan due January 2022
Other financial instruments
Fair Value	112,524	123,518
Carrying Amount \| Level 2 \| India Facilities
Other financial instruments
Fair Value	170,206	0
Fair Value
Other financial instruments
Fair Value	3,063,998	3,024,692
Fair Value \| Level 1 \| 4.625% Notes due February 2020
Other financial instruments
Fair Value	499,950	513,596
Fair Value \| Level 1 \| Term Loan, including current portion, due in installments through November 2021
Other financial instruments
Fair Value	670,724	689,966
Fair Value \| Level 1 \| Term Loan, including current portion, due in installments through June 2022
Other financial instruments
Fair Value	457,958	485,470
Fair Value \| Level 1 \| 5.000% Notes due February 2023
Other financial instruments
Fair Value	499,950	525,292
Fair Value \| Level 1 \| 4.750% Notes due June 2025
Other financial instruments
Fair Value	599,940	627,407
Fair Value \| Level 2 \| Euro Term Loan due September 2020
Other financial instruments
Fair Value	52,746	59,443
Fair Value \| Level 2 \| Euro Term Loan due January 2022
Other financial instruments
Fair Value	112,524	123,518
Fair Value \| Level 2 \| India Facilities
Other financial instruments
Fair Value	$ 170,206	$ 0