Subsequent Events - Additional Information (Detail) - $ / shares	Aug. 04, 2016	May 26, 2016
Subsequent Event [Line Items]
Dividend declaration date		May 26, 2016
Dividend payable date		Jul. 15, 2016
Dividend payable record date		Jun. 20, 2016
Common stock dividend declared per share		$ 0.09
Subsequent Event [Member]
Subsequent Event [Line Items]
Dividend declaration date	Aug. 04, 2016
Dividend payable date	Sep. 30, 2016
Dividend payable record date	Aug. 19, 2016
Common stock dividend declared per share	$ 0.09

Aggregate dividends declared during the period for each share of common stock outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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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

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- Definition

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

+ References

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- Definition

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

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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