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Cash Dividends (Narratives) (Details) - $ / shares | Jul. 26, 2017 | May 16, 2017 | Feb. 15, 2017 | Nov. 17, 2016 | Aug. 16, 2016 | May 18, 2016 | Feb. 16, 2016
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Distributions |  |  |  |  |  |  |
Dividend declared per common stock (in dollars per share) |  | $ 0.12 | $ 0.1200 | $ 0.1200 | $ 0.095 | $ 0.095 | $ 0.1875
Subsequent Event |  |  |  |  |  |  |
Distributions |  |  |  |  |  |  |
Dividend declared per common stock (in dollars per share) | $ 0.12 |  |  |  |  |  |

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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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