XML 139 R125.htm IDEA: XBRL DOCUMENT v3.19.1
Common Stock (Schedule of Non-Vested Restricted Stock) (Details) - 2014 Restricted Stock Plan [Member] - $ / shares
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Shares, Non-vested at January 1, 2018 19,499    
Shares, Vested (9,647)    
Shares, Forfeited (1,876) 0 (470)
Shares, Granted 12,250 10,440  
Shares, Non-vested at December 31, 2018 20,226 19,499  
Weighted-Average Grant Date Fair Value, Non-vested at January 1, 2018 $ 22.54    
Weighted-Average Grant Date Fair Value, Vested 22.85    
Weighted-Average Grant Date Fair Value, Forfeited 24.20    
Weighted-Average Grant Date Fair Value, Granted 33.50    
Weighted-Average Grant Date Fair Value, Non-vested at December 31, 2018 $ 28.76 $ 22.54