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Dividends - Additional Information (Detail) - Subsequent Event [Member] | Nov. 08, 2018 $ / shares
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Dividends Payable [Line Items] |
Quarterly dividend payment per share | $ 0.285
Cash dividend anticipated payable date | 2019-04
First Installment [Member] |
Dividends Payable [Line Items] |
Dividends payable date declared | Nov. 08, 2018
Quarterly dividend payment per share | $ 0.25
Record Date | Dec. 31, 2018
Cash dividend payable date | Jan. 18, 2019

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- Definition The per share amount of a dividend declared, but not paid, as of the financial reporting date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 + Details
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