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Stockholder's Equity Preferred Stock (Detail) (Preferred Stock [Member], USD $) | 12 Months Ended
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Dec. 31, 2012
Dividend 1 [Member] |
Class of Stock [Line Items] |
Declaration Date | Sep. 13, 2012
Record date | Sep. 28, 2012
Payment date | Oct. 15, 2012
Dividend Amount | $ 0.4432
Dividend 2 [Member] |
Class of Stock [Line Items] |
Declaration Date | Dec. 13, 2012
Record date | Dec. 31, 2012
Payment date | Jan. 15, 2013
Dividend Amount | $ 0.5391

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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 dividend to be paid was declared, 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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 32 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + 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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