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Net Income (Loss) Per Ordinary Share (Tables)

3 Months Ended

Apr. 30, 2018

Earnings Per Share [Abstract]

Computation of Basic and Diluted Net Income (Loss) Per Ordinary Share

The following table sets forth the computation of basic and diluted net income (loss) per ordinary share for the periods indicated:

		Three Months Ended April 30,
		2018				2017
		(in thousands, except share and per share data)
Numerator:
Net income (loss)		$	(10,006	)		$	2,564
Denominator:
Weighted-average ordinary shares - basic			33,334,801				33,253,817
Effect of potentially dilutive securities:
Employee stock options			—				1,006,149
Restricted stock and restricted stock units			—				422,744
Employee stock purchase plan			—				2,371
Weighted-average ordinary shares - diluted			33,334,801				34,685,081
Net income (loss) per ordinary share:
Basic		$	(0.30	)		$	0.08
Diluted		$	(0.30	)		$	0.07

Weighted-Average Potentially Dilutive Securities Excluded from Computation of Diluted Net Income (Loss) Per Ordinary Share

The following weighted-average potentially dilutive securities were excluded from the computation of diluted net income (loss) per ordinary share as their effect would have been antidilutive: 

		Three Months Ended April 30,
		2018				2017
Options to purchase ordinary shares			1,192,294				261,722
Restricted stock and restricted stock units			996,098				913,126
Employee stock purchase plan			39,881				25,948
			2,228,273				1,200,796

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- References

No definition available.

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- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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