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Stock-Based Compensation
3 Months Ended
Mar. 31, 2022
Share-based Payment Arrangement [Abstract]  
Stock-Based Compensation Stock-Based Compensation
A summary of restricted share activity for the three months ended March 31, 2022 is as follows:

2022
Time-BasedPerformance-Based
Number of SharesWeighted Average
Grant Date
Fair Value
Number of SharesWeighted Average
Grant Date
Fair Value
(In whole shares)(In whole shares)
Outstanding - beginning of year655,093 $24.62 50,000 $32.55 
Granted— — — — 
Vested(9,667)33.07 — — 
Canceled or expired(5,502)27.24 — — 
Outstanding - end of period639,924 $24.47 50,000 $32.55 

Stock-based compensation is included in Selling, general and administrative expenses in the Condensed Consolidated Statements of Operations. Total stock-based compensation expense was $1.6 million in both the three months ended March 31, 2022 and 2021. As of March 31, 2022, there was $8.4 million of unrecognized compensation cost related to non-vested stock-based compensation, which cost is expected to be recognized over a weighted-average period of 1.7 years.