Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2022

Share-Based Payment Arrangement [Abstract]

Schedule of option activity

A summary of option activity during fiscal 2022 from the 2006 Equity Plan is as follows:

	Options	Weighted Average Exercise Price		Weighted Average Remaining Contractual Term	Aggregate Intrinsic Value
					(in thousands)
Outstanding at January 1, 2022	132,845	$	32.38		$	8,100
Fiscal 2022:
Granted	—	—
Exercised	(61,645)	22.89			$	4,903
Expired	—	—
Forfeited	—	—			$	—
Outstanding at December 31, 2022	71,200	$	40.60	3.78	$	5,826
Option exercisable at December 31, 2022	71,200	$	40.60	3.78	$	5,826
Vested or expected to vest at December 31, 2022	71,200	$	40.60	3.78	$	5,826

Schedule of roll-forward of the outstanding non-vested stock options

The following table provides a roll-forward of the outstanding non-vested stock options over fiscal 2022:

	Options
	Number of Shares	Weighted-Average Grant Date Fair Value
Non-vested at January 1, 2022	5,613	$	19.96
Granted	—	—
Vested	(5,613)	19.96
Forfeited	—	—
Non-vested at December 31, 2022	—	$	—

Schedule of roll-forward of the shares of restricted stock

The following table provides a roll-forward of the shares of restricted stock under the 2006 Equity Incentive Plan over fiscal 2022:

	Shares of Restricted Stock
	Number of Shares	Weighted-Average Grant Date Fair Value
Non-vested at January 1, 2022	30,783	$	56.98
Granted	8,354	96.53
Vested	(10,903)	53.59
Forfeited	(1,325)	39.73
Non-vested at December 31, 2022	26,909	$	71.48

Schedule of roll-forward of the time-vesting restricted stock units

The following table provides a roll-forward of the time-vesting restricted stock units under the 2006 Equity Incentive Plan over fiscal 2022:

	Time-Vesting Restricted Stock Units
	Number of Units	Weighted-Average Grant Date Fair Value
Non-vested at January 1, 2022	82,381	$	51.48
Granted	20,373	85.28
Vested	(28,698)	49.98
Forfeited	—	—
Non-vested at December 31, 2022	74,056	$	61.36

Schedule of outstanding non-vested performance-vesting restricted stock units

The following table provides a roll-forward of the performance-vesting restricted stock units under the 2006 Equity Incentive Plan over fiscal 2022. For purposes of this table, granted PRSUs are counted based on the maximum number of units that could vest upon achievement of the PRSUs' performance conditions which equaled 150% of the PRSU's target number of units for the 2022 grants and 125% of the PRSUs' target number of units for all grants issued prior to 2022.

	Performance-Vesting Restricted Stock Units
	Number of Units	Weighted-Average Grant Date Fair Value
Non-vested at January 1, 2022	93,381	$	56.55
Granted	28,191	85.40
Vested	(26,526)	50.64
Forfeited	—	—
Non-vested at December 31, 2022	95,046	$	66.76