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Stock-based Compensation - Summary of Stock Option Activity (Detail) $ / shares in Units, $ in Thousands	6 Months Ended
	Dec. 31, 2019 USD ($) $ / shares shares
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Outstanding, June 30, 2019	153,143
Granted	0
Exercised	0
Forfeited	0
Outstanding, December 31, 2019	153,143
Exercisable, December 31, 2019	130,857
Outstanding, June 30, 2019 | $ / shares	$ 16.63
Outstanding, December 31, 2019 | $ / shares	16.63
Exercisable, December 31, 2019 | $ / shares	$ 16.63
Outstanding, December 31, 2019	3 years 10 months 24 days
Exercisable, December 31, 2019	3 years 10 months 24 days
Outstanding, December 31, 2019 | $	$ 979	[1]
Exercisable, December 31, 2019 | $	$ 836	[1]
[1] Based on closing price of $23.02 per share on December 31, 2019.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of share options (or share units) exercised during the current period.

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