Nature of Business and Summary of Significant Accounting Policies - Earnings Per Share (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	6 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Schedule of Weighted Average Number of Diluted Shares Outstanding [Line Items]
Weighted average shares, basic EPS	19,188,000	19,408,000	19,304,000	19,366,000
Number of dilutive stock options	1,000	36,000	0	27,000
Weighted average shares, diluted EPS	19,189,000	19,444,000	19,304,000	19,393,000
Net Income (Loss) Available to Common Stockholders, Basic, Total	$ 951	$ 368	$ 1,110	$ 491
Net Income (Loss) Available to Common Stockholders, Diluted, Total	$ 951	$ 368	$ 1,110	$ 491
Earnings Per Share Basic	$ 0.05us-gaap_EarningsPerShareBasic	$ 0.02us-gaap_EarningsPerShareBasic	$ 0.06us-gaap_EarningsPerShareBasic	$ 0.03us-gaap_EarningsPerShareBasic
Earnings Per Share Diluted	$ 0.05us-gaap_EarningsPerShareDiluted	$ 0.02us-gaap_EarningsPerShareDiluted	$ 0.06us-gaap_EarningsPerShareDiluted	$ 0.03us-gaap_EarningsPerShareDiluted

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Net Income or Loss Available to Common Stockholders plus adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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