Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statement of Stockholders' Equity (Unaudited) (Parentheticals)

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Consolidated Statement of Stockholders' Equity (Unaudited) (Parentheticals) - $ / shares
 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Dividend Paid [Member]    
Common dividends, per share paid (in dollars per share) $ 0.10 $ 0.08
Dividend Declared [Member]    
Common dividends, per share declared (in dollars per share) $ 0.05 $ 0.04
Additional Paid-in Capital [Member]    
Issuance of common stock, shares (in shares) 328,214 656,500
Noncontrolling Interest [Member]    
Issuance of REIT preferred stock, shares (in shares) 125