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Stock-Based Compensation (Tables)
 3 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of Share-Based Compensation Expense The following table summarizes the stock-based compensation expense recognized under all of the Company’s stock plans for the three months ended March 31, 2023 and 2022, and associated with the issuance of restricted shares of common stock and vesting of stock options that are included in general and administrative expenses in the accompanying consolidated statements of income (in thousands):
Three Months Ended
March 31,
20232022
Stock options$566 $780 
Restricted stock2,879 2,275 
Total stock-based compensation expense$3,445 $3,055 
Schedule of Stock Option Transactions Under Stock Option Plans
The Company’s outstanding stock options consisted of the following:
Shares
Weighted
Average
Exercise Price
Weighted
Average
Remaining
Contractual
Term
(Years)
Aggregate
Intrinsic
Value
(in millions)
Options outstanding at January 1, 2023859,850 $25.88 2.19$10.3 
Options granted
— — — — 
Options exercised
(125,000)10.00 — 3.3 
Options outstanding at March 31, 2023734,850 $28.58 2.26$11.5 
Options exercisable at March 31, 2023637,906 $20.21 1.82$11.2