The percentage of principal amount of the then outstanding Notes due and payable in other event of default.

No definition available.

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- Definition

Debt instrument redemption price as percentage of principal amount.

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No definition available.

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The percentage of the principal amount of Notes that may be redeemed upon occurrence of a change of control repurchase event.

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No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Net increase or decrease in the carrying amount of the debt instrument for the period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Contractual interest rate for funds borrowed, under the debt agreement.

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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.

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No definition available.

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Amount of the required periodic payments including both interest and principal payments.

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees).

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No definition available.

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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Weighted average interest rate of long-term debt outstanding.

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- Definition

Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions.

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No definition available.

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BANK BORROWINGS AND LONG TERM DEBT (Details 3)					3 Months Ended	9 Months Ended	12 Months Ended
BANK BORROWINGS AND LONG TERM DEBT (Details 3)	Dec. 30, 2016 EUR (€)	Oct. 01, 2015 EUR (€)	Sep. 30, 2015 USD ($)	Jun. 08, 2015 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Mar. 31, 2017 USD ($)	Mar. 31, 2015 USD ($)
Debt Instrument [Line Items]
Long-term debt, weighted average interest rate						3.40%		3.20%
Debt instrument, face amount			$ 500,000,000
Long-term debt						$ 2,807,010,000		$ 2,083,733,000
Percentage of ownership interest owned in subsidiaries that guarantees indebtedness						100.00%
Line of credit borrowing capacity			2,000,000,000.0
Increase in debt instrument			$ 100,000,000
4.750% Notes due June 2025
Debt Instrument [Line Items]
Debt instrument, face amount				$ 600,000,000.0
Debt instrument interest rate (as a percent)				4.75%		4.75%		4.75%
Debt instrument, redemption price (as a percent)				99.213%
Effective interest rate				4.85%
Long-term debt				$ 595,300,000		$ 595,494,000		$ 0
Debt issuance cost				$ 7,900,000
Percentage of ownership interest owned in subsidiaries that guarantees indebtedness						100.00%
Redemption price as a percentage of principal amount						100.00%
Percentage of Notes principal that may be redeemed upon occurrence of a change of control repurchase event						101.00%
4.750% Notes due June 2025 \| Minimum
Debt Instrument [Line Items]
Percentage of principal amount of the then outstanding Notes due and payable						25.00%
Mirror Controls International
Debt Instrument [Line Items]
Debt instrument, face amount		€ 50,000,000				$ 54,600,000
Term of debt instrument		5 years
Euribor \| Mirror Controls International \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate		0.80%
Euribor \| Mirror Controls International \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate		2.00%
Forecast
Debt Instrument [Line Items]
Quarterly payment					$ 7,500,000		$ 11,300,000
Forecast \| Mirror Controls International
Debt Instrument [Line Items]
Quarterly payment \| €	€ 312,500