Represents the amount of loss contingency accrual adjustment.

No definition available.

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Namespace Prefix:	avx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
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Balance Type:	na
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- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
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- Definition

Date the dividend to be paid was declared, in CCYY-MM-DD format.

+ References

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- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
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- Definition

Amount of damages awarded to the plaintiff in the legal matter.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
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Namespace Prefix:
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Note 14 - Subsequent Events (Details Textual) - USD ($) $ / shares in Units, $ in Thousands				3 Months Ended		9 Months Ended		12 Months Ended
	Feb. 06, 2019	Jan. 15, 2019	Mar. 30, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Mar. 31, 2016
Common Stock, Dividends, Per Share, Declared				$ 0.115	$ 0.115	$ 0.345	$ 0.34
Greatbatch, Inc. v AVX Corporation [Member]
Loss Contingency, Damages Awarded, Value								$ 37,500
Loss Contingency Accrual, Adjustment			$ 1,500	$ 13,900		$ 13,900
Subsequent Event [Member]
Common Stock, Dividends, Per Share, Declared	$ 0.115
Dividends Payable, Date Declared	Feb. 06, 2019
Dividends Payable, Date of Record	Feb. 22, 2019
Dividends Payable, Date to be Paid	Mar. 04, 2019
Subsequent Event [Member] \| Greatbatch, Inc. v AVX Corporation [Member]
Loss Contingency, Damages Awarded, Value		$ 22,100