Stockholders Equity [Line Items]

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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

+ 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

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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- Details

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Stockholders' Equity - Schedule of Quarterly Cash Dividends to Common Stockholders (Detail) - $ / shares				3 Months Ended		6 Months Ended
	Jun. 08, 2016	Feb. 22, 2016	Jan. 05, 2016	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Stockholders Equity [Line Items]
Cash dividends record date	Jun. 20, 2016	Mar. 14, 2016	Jan. 15, 2016
Cash dividends payable date	Jul. 01, 2016	Apr. 01, 2016	Jan. 22, 2016
Cash dividends declared per share	$ 0.21	$ 0.21	$ 0.21	$ 0.21	$ 0.21	$ 0.63	$ 0.63
Q4 2015 Declaration [Member]
Stockholders Equity [Line Items]
Cash dividends record date						Jan. 15, 2016
Cash dividends payable date						Jan. 22, 2016
Cash dividends declared per share						$ 0.21
Q1 2016 Declaration [Member]
Stockholders Equity [Line Items]
Cash dividends record date						Mar. 14, 2016
Cash dividends payable date						Apr. 01, 2016
Cash dividends declared per share						$ 0.21
Q2 2016 Declaration [Member]
Stockholders Equity [Line Items]
Cash dividends record date						Jun. 20, 2016
Cash dividends payable date						Jul. 01, 2016
Cash dividends declared per share						$ 0.21