XML 126 R111.htm IDEA: XBRL DOCUMENT v3.10.0.1
Equity-Based Compensation Plans (Schedule of Outstanding Restricted Stock) (Details) - Long-Term Restricted Stock [Member] - $ / shares
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Number of Units:      
Nonvested, beginning 103,063 91,790 55,329
Granted during the period 66,060 48,322 65,255
Vested during the period (35,703) (28,514) (28,794)
Forfeited or expired during the period (4,169) (8,535)
Nonvested, ending 129,251 103,063 91,790
Weighted-Average Grant-Date Fair Value:      
Nonvested, beginning $ 24.08 $ 18.65 $ 17.31
Granted during the period 40.04 31.05 19.40
Vested during the period 22.82 20.05 17.79
Forfeited or expired during the period 29.99 18.34
Nonvested, ending $ 32.39 $ 24.08 $ 18.65