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Stock-Based Compensation and Stock Options (Tables)

12 Months Ended

Dec. 31, 2022

Share-Based Payment Arrangement [Abstract]

Schedule of Weighted-Average Assumptions used in Black-Scholes Option Pricing Model

The fair value of 2022 stock options and modification and 2021 stock options was estimated using the Black-Scholes option pricing model with the following weighted-average assumptions:

			2022						2021
Weighted-average fair value of options granted per share			$	3.00					$	11.47
Historical volatility			77		%				78		%
Risk-free interest rate			2.85		%				0.25		%
Dividend yield			—						—
Expected life in years			3.2						3.8

Schedule of Option Activity

Option activities during the years ended December 31, 2021 and 2022 were as follows:

			Shares						Weighted-Average Exercise Price						Weighted-Average Remaining Contractual Life						Aggregate Intrinsic Value
																					(In thousands)
Outstanding at January 1, 2021			3,325,000						$	3.49					4.39 years
Options Granted			50,000						9.44
Exercised options			(2,160,000)						3.49
Options forfeited and canceled			(125,000)						3.49
Outstanding at December 31, 2021			1,090,000						$	3.76					2.92 years
Options Granted			700,000						$	7.95
Exercised options			(565,000)						$	3.49
Options forfeited and canceled			(50,000)						$	3.49
Outstanding at December 31, 2022			1,175,000						$	6.40					3.38 years						$	408
Exercisable and fully vested at December 31, 2022			612,500						$	5.89					3.14 years						$	288
Outstanding at December 31, 2022 and expected to vest thereafter			562,500						$	6.95					3.64 years						$	120

Schedule of Outstanding Options

Outstanding options at December 31, 2022 were as follows:

Exercise Price						Options Outstanding						Options Outstanding Weighted-Average Remaining Contractual Life						Weighted-Average Exercise Price						Options Outstanding  and Exercisable						Options Exercisable Weighted-Average Remaining Contractual Life
$	3.49					425,000						2.05 years						$	3.49					300,000						2.11 years
$	6.78					100,000						4.42 years						$	6.78					—						—
$	8.14					600,000						4.17 years						$	8.14					300,000						4.17 years
$	9.44					50,000						3.01 years						$	9.44					12,500						3.01 years

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Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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