XML 69 R59.htm IDEA: XBRL DOCUMENT v3.20.2
Restricted Stock Activity (Detail) - Restricted Stock Awards
9 Months Ended
Sep. 30, 2020
$ / shares
shares
Shares  
Outstanding at beginning of period | shares 72,051
Vested | shares (72,051)
Weighted Average Grant Date Fair Value Per Share  
Outstanding at beginning of period | $ / shares $ 21.59
Vested | $ / shares $ 21.59