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Stockholders' Equity - Monthly Distributions Declared and Paid by Company's Board of Directors (Detail) (USD $)
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3 Months Ended | |
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Mar. 31, 2014
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Mar. 31, 2013
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| Equity [Abstract] | ||
| Dividend Distribution per Share | $ 0.09 | $ 0.08 |
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- Definition
Aggregate dividends paid during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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