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Employee Benefit Plans (Tables)
 12 Months Ended
Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Share-based Compensation, Shares Reserved for Future Issuance The following table sets forth the number of shares of Common Stock reserved for future issuance under the Company’s long-term equity incentive plans:
December 31,
20232022
Outstanding stock options and warrants527,067 527,067 
Possible future issuance under equity incentive plans2,537,816 2,817,293 
3,064,883 3,344,360 
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award
The following table sets forth stock option activity:
Options Outstanding
Number of OptionsWeighted Average Exercise Price
Stock options outstanding as of December 31, 2020537,373 $46.07 
Exercised(25,306)43.76 
Stock options outstanding as of December 31, 2021 (1)
512,067 46.18 
__________
(1)There were no options granted, canceled, exercised or forfeited during the years ended December 31, 2023 and 2022. The Company had 512,067 options exercisable as of December 31, 2023, 2022 and 2021, respectively, with a weighted average exercise price of $46.18 at each date. As of December 31, 2023 and 2022, these options had a weighted average remaining life of 2.0 years and 3.0 years, respectively, and all had exercise prices higher than the market price of our common stock.
Schedule of NonQualified Deferred Compensation Liability
The following table sets forth our deferred compensation liability:

Year Ended December 31,
202320222021
Beginning deferred compensation liability$2,564 $2,866 $2,573 
Mark-to-market adjustment to deferred compensation (in general and administrative expenses)
243 (302)293 
Distributions from deferred compensation plans(513)— — 
Total deferred compensation liability$2,294 $2,564 $2,866 
Time-Based Restricted Stock [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Share-based Compensation, Restricted Stock Units Award Activity
The following table sets forth time-based restricted stock activity:
Number of SharesWeighted Average Grant Date Fair Value
Restricted shares outstanding as of December 31, 2020209,190 $45.34 
Awarded and issued (1)
103,120 39.99 
Vested (2)
(89,264)45.90 
Forfeited(3,327)43.13 
Restricted shares outstanding as of December 31, 2021219,719 42.63 
Awarded and issued (1)
99,975 43.58 
Vested (2)
(101,082)42.80 
Forfeited(779)42.37 
Restricted shares outstanding as of December 31, 2022217,833 43.00 
Awarded and issued (1)
155,717 26.42 
Vested (2)
(95,423)43.57 
Forfeited(1,819)34.11 
Restricted shares outstanding as of December 31, 2023276,308 $33.51 
__________
(1)The weighted average fair value at grant date of time-based restricted stock issued during the years ended December 31, 2023, 2022 and 2021 was $4.1 million, $4.4 million and $4.1 million, respectively.
(2)The vesting date fair value of time-based restricted stock that vested during the years ended December 31, 2023, 2022 and 2021 was $2.5 million, $4.4 million and $3.6 million, respectively. Vested shares include those shares surrendered by employees to satisfy tax withholding obligations in connection with such vesting.
Total Return-Based Restricted Stock [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Share-based Compensation, Restricted Stock Units Award Activity
The following table sets forth total return-based restricted stock activity:
Number of SharesWeighted Average Grant Date Fair Value
Restricted shares outstanding as of December 31, 2020225,184 $39.53 
Awarded and issued (1)
81,464 36.41 
Vested (2)
(55,452)43.01 
Forfeited (3)
(21,904)42.33 
Restricted shares outstanding as of December 31, 2021229,292 38.00 
Awarded and issued (1)
81,832 41.94 
Vested (2)
(62,985)45.90 
Forfeited (3)
(20,995)45.90 
Restricted shares outstanding as of December 31, 2022227,144 38.93 
Awarded and issued (1)
126,736 27.06 
Vested (2)
(65,140)44.88 
Forfeited (3)
(2,148)35.83 
Restricted shares outstanding as of December 31, 2023286,592 $34.03 
__________
(1)The fair value at grant date of total return-based restricted stock issued during the years ended December 31, 2023, 2022 and 2021 was $3.4 million, $3.4 million and $2.9 million, respectively, at target.
(2)The vesting date fair value of total return-based restricted stock that vested during the years ended December 31, 2023, 2022 and 2021 was $1.7 million, $2.7 million and $2.2 million, respectively, based on the performance of the specific plans. Vested shares include those shares surrendered by employees to satisfy tax withholding obligations in connection with such vesting.
(3)The 2022 and 2021 amounts include 20,995 and 18,484 shares, respectively, that were forfeited at the end of the applicable measurement period because the applicable total return did not meet targeted levels. No shares were forfeited in 2023.
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions The fair values of the total return-based restricted stock granted were determined at the grant dates using a Monte Carlo simulation model and the following assumptions:
202320222021
Risk free interest rate (1) 
4.4 %1.6 %0.3 %
Common stock dividend yield (2) 
6.9 %4.5 %4.8 %
Expected volatility (3) 
27.2 %25.8 %26.8 %
__________
(1)Represents the interest rate as of the grant date on US treasury bonds having the same life as the estimated life of the total return-based restricted stock grants.
(2)The dividend yield is calculated utilizing the then current regular dividend rate for a one-year period and the average per share price of Common Stock during the three-month period preceding the date of grant.
(3)Based on the historical volatility of Common Stock over a period relevant to the related total return-based restricted stock grant.