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Stock-Based Compensation
 3 Months Ended
Mar. 31, 2021
Share-based Payment Arrangement [Abstract]  
STOCK-BASED COMPENSATION STOCK-BASED COMPENSATION
    The Company has stock incentive plans for executives, directors and eligible employees. Stock awards include performance shares, restricted stock and stock options. Stock-based compensation expense in the three months ended March 31, 2021 and 2020 was $4.3 million and $2.0 million, respectively. At March 31, 2021, there was $7.0 million of unrecognized stock-based compensation cost which is expected to be recognized over a weighted-average remaining vesting period of 1.5 years.
    The following table summarizes the grants awarded during the three months ended March 31, 2021:
Grant dateRestricted
stock		Grant date fair
value of
restricted stock		Performance
shares		Grant date fair
value of
performance
shares
February 24, 20215,000 $10.40 — $—