Share-Based Compensation - Additional Information for Stock Options (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
Share-based Payment Arrangement [Abstract]
Intrinsic value of options exercised	$ 1,036	$ 2,167	$ 181
Grant date fair value of options vested	$ 2,112	$ 11,409	$ 5,831
Weighted-average grant date fair value per share of options granted (in USD per share)	$ 11.54	$ 14.10	$ 8.35

Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Grant Date Fair Value

No definition available.

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- References

No definition available.

+ Details

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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