XML 41 R30.htm IDEA: XBRL DOCUMENT v3.8.0.1
Summary of Significant Accounting Policies (Details 3) - shares
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Earnings Per Share Basic And Diluted [Line Items]    
Weighted average number of common shares outstanding 31,013,545 26,182,994
Less: Unvested restricted stock (212,074) (229,897)
Weighted average number of common shares outstanding used in basic earnings per share 30,801,471 25,953,097
Weighted average number of common shares outstanding used in basic earnings per share 30,801,471 25,953,097
Effect of dilutive securities 49,587 56,023
Weighted average number of common shares outstanding used in diluted earnings per share 30,851,058 26,009,120