Share-Based Compensation - Summary of Share Option Granted, Exercise Price, Fair Value, Intrinsic Value (Detail) - $ / shares		3 Months Ended
May 24, 2017	Jun. 30, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of Options Granted	305,525	305,525
Exercise Price		$ 7.58
Ordinary Shares Fair Value Per Share at Grant Date	$ 7.58
May 24, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Grant Date		May 24, 2017
Number of Options Granted		305,525
Exercise Price		$ 7.58
Ordinary Shares Fair Value Per Share at Grant Date		7.58
Per Share Intrinsic Value of Options		$ 4.62

Share based compensation arrangement by share based payment award award grant date.

No definition available.

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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.

+ References

No definition available.

+ Details

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

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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

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- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

+ Details

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