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Net Income per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015
Numerator: |  |
Net income | $ 18,616 | $ 25,513
Preferred dividends | (5,815) | (1,860)
Net income available to common stockholders | 12,801 | 23,653
Dividends declared on common stock | (30,997) | (25,702)
Dividends on participating securities | (449) | (261)
Net income (loss) attributable to common stockholders | $ (18,645) | $ (2,310)
Denominator: |  |
Basic weighted average shares of common stock outstanding (shares) | 67,385,191 | 49,563,822
Diluted weighted average shares of common stock outstanding (shares) | 68,327,718 | 50,171,687
Basic and diluted net income per weighted average share of common stock |  |
Distributable Earnings (dollars per share) | $ 0.46 | $ 0.52
Undistributed income (loss) (dollars per share) | (0.28) | (0.05)
Basic and diluted net income per share of common stock (in dollars per share) | $ 0.18 | $ 0.47
RSUs [Member] |  |
Basic and diluted net income per weighted average share of common stock |  |
Unvested securities excluded from earnings per share calculation | 942,526 | 607,865

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Antidilution -URI http://asc.fasb.org/extlink&oid=6505113 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Diluted Earnings Per Share -URI http://asc.fasb.org/extlink&oid=6510752 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Contingent Stock Agreement -URI http://asc.fasb.org/extlink&oid=6508534 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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