Debt, Prepayment Premium, Percent

No definition available.

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- Definition

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

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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Period Type:	duration

- Definition

Amount of assets pledged to secure a debt instrument.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

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

+ References

+ Details

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Period Type:	instant

- Definition

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

+ References

+ Details

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Period Type:	instant

- 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.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments applied to principal.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e7018-107765

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6935-107765

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash inflow from amounts received from issuance of long-term debt that is wholly or partially secured by collateral. Excludes proceeds from tax exempt secured debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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- Details

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- Details

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- Details

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- Details

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Debt Debt - TOKIN Term Loan Facility (Details) $ in Thousands, ¥ in Millions			12 Months Ended
	Nov. 07, 2018 USD ($)	Nov. 07, 2018 JPY (¥)	Mar. 31, 2019 USD ($)	Mar. 31, 2019 JPY (¥)	Mar. 31, 2018 USD ($)	Mar. 31, 2017 USD ($)	Nov. 07, 2018 JPY (¥)
Debt Instrument [Line Items]
Payment for Debt Extinguishment or Debt Prepayment Cost			$ 3,234		$ 0	$ 0
Interest Payable, Current			211		396
Term Loan Facility
Debt Instrument [Line Items]
Long-term Debt			$ 276,808		0
Debt Instrument, Interest Rate, Effective Percentage			3.10%
Term Loan Credit Agreement
Debt Instrument [Line Items]
Long-term Debt	$ 323,400		$ 0		$ 318,782
Debt, Prepayment Premium, Percent	1.00%						1.00%
Interest Payable, Current			$ 100
Term Loan A Tranche \| Term Loan Facility
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	2.00%						2.00%
Term Loan B Tranche \| Term Loan Facility
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	2.25%						2.25%
Term Loan B Tranche \| Term Loan Facility \| TIBOR
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate			0.13%	0.13%
United States of America, Dollars \| Term Loan Facility
Debt Instrument [Line Items]
Proceeds from Issuance of Secured Debt	$ 283,900
Net proceeds	281,800
United States of America, Dollars \| Term Loan A Tranche \| Term Loan Facility
Debt Instrument [Line Items]
Long-term Debt	146,000
Debt Instrument, Periodic Payment, Principal \| ¥				¥ 12.4
United States of America, Dollars \| Term Loan B Tranche \| Term Loan Facility
Debt Instrument [Line Items]
Long-term Debt	$ 146,000
Japan, Yen \| Term Loan Facility
Debt Instrument [Line Items]
Long-term Debt \| ¥							¥ 33,000.0
Proceeds from Issuance of Secured Debt \| ¥		¥ 32,100.0
Japan, Yen \| Term Loan A Tranche \| Term Loan Facility
Debt Instrument [Line Items]
Long-term Debt \| ¥							16,500.0
Debt Instrument, Periodic Payment, Principal \| ¥				¥ 1,400.0
Japan, Yen \| Term Loan B Tranche \| Term Loan Facility
Debt Instrument [Line Items]
Long-term Debt \| ¥							¥ 16,500.0
Property, Plant and Equipment \| Term Loan Facility
Debt Instrument [Line Items]
Debt Instrument, Collateral Amount			$ 50,600