XML 78 R84.htm IDEA: XBRL DOCUMENT
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Subsequent Event - Additional Information (Detail) (USD $) | 3 Months Ended | 0 Months Ended
--- | --- | ---
Mar. 31, 2015 | Mar. 31, 2014 | Apr. 16, 2015
Subsequent Event [Line Items] |  |  |
Dividends Declared Per Common Share | $ 0.38 us-gaap_CommonStockDividendsPerShareDeclared | $ 0.38 us-gaap_CommonStockDividendsPerShareDeclared |
Subsequent Event | Dividend Declared |  |  |
Subsequent Event [Line Items] |  |  |
Dividends Declared Per Common Share |  |  | $ 0.38 us-gaap_CommonStockDividendsPerShareDeclared / us-gaap_DividendsAxis = us-gaap_DividendDeclaredMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Dividend payable date |  |  | Jun. 12, 2015
Dividend payable, stockholders of record date |  |  | May 22, 2015
Dividend announcement date |  |  | Apr. 16, 2015

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- Definition Date the dividend was announced. + References No definition available. + Details
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Period Type: | duration

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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 SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: 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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Period Type: | duration

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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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- Details
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