Cash Dividends (Detail) - Jun. 30, 2015 - USD ($) $ / shares in Units, $ in Thousands	Total
Dividends [Line Items]
Cash dividend declaration date	Mar. 16, 2015
Cash dividend distributed date	Apr. 17, 2015
Cash dividend record date	Apr. 03, 2015
Cash dividend per share	$ 0.02
Cash dividends paid	$ 572

Cash dividend paid.

No definition available.

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- Definition

Dividends [Line Items]

+ References

No definition available.

+ Details

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- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586

+ Details

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- Definition

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

+ References

+ Details

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Data Type:	num:perShareItemType
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Period Type:	instant

- Definition

Date the dividend to be paid was declared, in CCYY-MM-DD format.

+ References

+ Details

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Period Type:	duration

- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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Data Type:	xbrli:dateItemType
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