Income Taxes - Income (Loss) From Continuing Operations Before Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2017
Components of Income (Loss) From Continuing Operations Before Income Taxes [Line Items]
Income before provision for income taxes	$ 33,142	$ 18,389	$ 19,082
U.S.
Components of Income (Loss) From Continuing Operations Before Income Taxes [Line Items]
U.S.	44	(13,568)	(83)
Non-U.S.
Components of Income (Loss) From Continuing Operations Before Income Taxes [Line Items]
Non-U.S.	$ 33,098	$ 31,957	$ 19,165

[Line Items] for Components of Income (Loss) From Continuing Operations Before Income Taxes

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

+ References

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- Definition

Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

+ References

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