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Stock-Based Compensation (Tables)
 6 Months Ended
Jun. 30, 2022
Restricted stock [Member]  
Summary of Changes in Non-vested Shares of Restricted Stock Outstanding
A summary of changes in non-vested restricted shares outstanding for the six months ended June 30, 2022 is presented below. 
Number of
non-vested
shares		Weighted average
grant-date
fair value
Non-vested restricted shares outstanding at December 31, 20215,894,508 $28.38 
Granted1,431,883 55.32 
Vested(1,634,157)36.80 
Forfeited(293,109)25.48 
Non-vested restricted shares outstanding at June 30, 20225,399,125 $33.13