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Stock-Based Compensation (Tables)
12 Months Ended
Dec. 31, 2020
Share-based Payment Arrangement [Abstract]  
Summary of the unvested restricted stock awards outstanding The following tables summarize the unvested restricted stock, restricted stock unit, and performance stock unit awards outstanding at December 31, 2020 and 2019 respectively.
Restricted StockRestricted Stock UnitsPerformance Stock Units
Number of Shares
Weighted Average Grant Date Fair Value
Number of Shares
Weighted Average Grant Date Fair Value
Number of Shares
Weighted Average Grant Date Fair Value
Nonvested at January 1, 202014,440 $25.79 — $— — $— 
Granted
9,065 33.42 19,151 24.06 8,482 22.64 
Vested
(8,933)34.02 — — — — 
Cancelled
(442)33.81 — — — — 
Nonvested at December 31, 202014,130$32.77 19,151$24.06 8,482$22.64 

Restricted StockRestricted Stock UnitsPerformance Stock Units
Number of Shares
Weighted Average Grant Date Fair Value
Number of Shares
Weighted Average Grant Date Fair Value
Number of Shares
Weighted Average Grant Date Fair Value
Nonvested at January 1, 201925,473 $28.76 — $— — $— 
Granted
6,524 31.82 — — — — 
Vested
(17,557)25.83 — — — — 
Cancelled
— — — — — — 
Nonvested at December 31, 201914,440 $25.79 $— $—