Stockholders equity note.

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- Definition

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

+ References

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.

+ References

No definition available.

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- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

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- Definition

Amount remaining of a stock repurchase plan authorized.

+ References

No definition available.

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Stockholders' Equity - Additional Information (Detail) - USD ($)	Oct. 21, 2015	Sep. 30, 2015	Sep. 06, 2013
Stockholders Equity Note [Line Items]
Remaining Amount approved for repurchases under stock buyback program		$ 187,000,000
2013 Program \| Maximum
Stockholders Equity Note [Line Items]
Amount approved for repurchases under stock buyback program			$ 200,000,000
Subsequent Event \| Dividend Declared
Stockholders Equity Note [Line Items]
Dividend declaration date	Oct. 21, 2015
Dividend per share, declared	$ 0.10
Dividend payment date	Dec. 24, 2015
Dividend record date	Dec. 10, 2015