14. Stock-Based Compensation — The following tables illustrate the Company’s stock-based compensation, unamortized stock-based compensation, and remaining weighted average amortization period.


	Stock-Based Compensation for the Three months Period		Unamortized Stock-Based Compensation as of March 31		Remaining Weighted Average Period (years)
March 31, 2023
Time-Based Restricted Stock	$	1,198	$	5,304		1.7
Unrestricted Stock		130		87		0.2
Performance-Based Restricted Stock		146		1,978		1.7
Total	$	1,474	$	7,369

March 31, 2022
Time-Based Restricted Stock	$	993	$	5,411		1.7
Unrestricted Stock		117		78		0.2
Performance-Based Restricted Stock		453		2,319		1.7
Total	$	1,563	$	7,808

The Company also granted stock options in past periods. All outstanding stock options are fully vested and exercisable and no expense was recorded during the three months ended March 31, 2023 and 2022.

Time-based Restricted and Unrestricted Stock — A summary of nonvested time based restricted and unrestricted stock is presented below:


	Three Months Ended March 31, 2023					Three Months Ended March 31, 2022
	Number of Shares			Weighted Average Grant Date Fair Value		Number of Shares			Weighted Average Grant Date Fair Value
Nonvested shares at December 31st		742,050		$	18.86		817,290		$	17.04
Vested		(2,017	)		15.71		(230,080	)		17.31
Forfeited		(5,479	)		19.87		(24,109	)		17.10
Nonvested shares at March 31st		734,554		$	18.86		563,101		$	16.93

Performance-Based Restricted Stock — A summary of nonvested performance-based stock is presented below:


	Three Months Ended March 31, 2023				Three Months Ended March 31, 2022
	Number of Shares		Weighted Average Grant Date Fair Value		Number of Shares			Weighted Average Grant Date Fair Value
Nonvested shares at December 31st		318,699	$	18.05		379,061		$	16.43
Additional granted (forfeited) based on performance achievement		—		—		(41,088	)		16.56
Vested		—		—		(78,704	)		17.18
Forfeited		—		—		(7,074	)		16.77
Nonvested shares at March 31st		318,699	$	18.05		252,195		$	16.17

Activity of the incentive stock option plans for the three months ended March 31, 2023:


	Number of Shares			Weighted Average Exercise Price Per Share
Balance outstanding, December 31, 2022		68,896		$	11.49
Options exercised		(1,537	)		11.49
Balance outstanding, March 31, 2023		67,359		$	11.49

All outstanding stock options as of March 31, 2023 have an exercise price of $11.49 and a remaining life of 21 months.

There was no activity during the three months ended March 31, 2022. There were 108,036 incentive stock options outstanding as of March 31, 2022 with an exercise price per share of $11.49 and a remaining life of 33 months.

There was no activity for the three months ended March 31, 2023 and 2022. There were 81,808 and 114,658 of performance incentive stock options outstanding as of March 31, 2023 and 2022, with an exercise price per share of $11.49 and a remaining life of 21 and 33 months, respectively.