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

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

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

+ References

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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

Expiration date for the purchase of an entity's own shares under a stock repurchase plan, in the CCYY-MM-DD format.

+ References

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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.

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Subsequent Events - Additional Information (Detail) - USD ($)		1 Months Ended				9 Months Ended
	Jan. 27, 2015	Oct. 31, 2015	Jul. 31, 2015	Apr. 30, 2015	Jan. 31, 2015	Sep. 30, 2015
Subsequent Event [Line Items]
Stock repurchase program, new authorized amount	$ 2,000,000,000		$ 2,000,000,000
Share repurchase program completion date	Sep. 30, 2015		Dec. 31, 2016
Dividends payable, record date			Aug. 10, 2015	May 04, 2015	Feb. 09, 2015
Dividends payable, payable date			Aug. 24, 2015	May 18, 2015	Feb. 23, 2015
Subsequent Event [Member]
Subsequent Event [Line Items]
Stock repurchase program, new authorized amount		$ 2,000,000,000
Share repurchase program completion date						Dec. 31, 2016
Subsequent Event [Member] \| Installment Three [Member]
Subsequent Event [Line Items]
Dividends payable, record date		Nov. 05, 2015
Dividends payable, declaration date		Oct. 31, 2015
Dividends payable, payable date		Nov. 19, 2015
Subsequent Event [Member] \| Common Stock [Member] \| Dividend Declared [Member]
Subsequent Event [Line Items]
Dividends payable, per share		$ 0.10