XML 89 R74.htm IDEA: XBRL DOCUMENT v3.21.1
Stock-Based Compensation - Schedule of Restricted Stock Activity (Details) - Restricted Stock Awards - $ / shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Shares    
Outstanding, beginning balance (in shares) 65,686 259,286
Granted (in shares) 12,500 48,000
Forfeited (in shares) 0 (11,226)
Vested (in shares) (40,814) (230,374)
Outstanding, ending balance (in shares) 37,372 65,686
Weighted-Average Grant Date Fair Value    
Outstanding, beginning balance (in dollars per share) $ 18.58 $ 12.25
Granted (in dollars per share) 4.49 9.72
Forfeited (in dollars per share) 0 14.16
Vested (in dollars per share) 12.92 9.83
Outstanding, ending balance (in dollars per share) $ 20.05 $ 18.58