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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2021
Share-based Payment Arrangement [Abstract]  
Summary of restricted stock unit activity
The following table summarizes the Company’s stock-based compensation cost and unrecognized stock-based compensation cost by plan (dollars in thousands):
Performance and Incentive Pay
Three months ended March 31, 2021Three months ended March 31, 2020
Non-vested at beginning of year$2,870 $2,509 
Granted4,804— 
Canceled/forfeited(158)(1,339)
Vested(581)(583)
Non-vested at end of period$6,935 $587