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Stock-Based Compensation and Stock Options (Tables)

12 Months Ended

Dec. 31, 2020

Share-based Payment Arrangement [Abstract]

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

The fair value of 2020 stock option and modification and 2019 stock options was estimated using the Black-Scholes option pricing model with the following weighted-average assumptions: 

			2020						2019
Weighted-average fair value of options granted per share			$	3.86					$	8.78
Historical volatility			78		%				60		%
Risk-free interest rate			0.19		%				2.10		%
Dividend yield			—						—
Expected life in years			2.9						3.6

Schedule of Option Activity

Option activities during the years ended December 31, 2019 and 2020 were as follows:

			Shares						Weighted-Average Exercise Price						Weighted-Average Remaining Contractual Life						Aggregate Intrinsic Value
																					(In thousands)
Outstanding at January 1, 2019			1,050,000						$	9.50					7.53 years
Option Granted			100,000						19.28
Exercised options			(300,000)						7.22
Options forfeited and canceled			(100,000)						19.74
Outstanding at December 31, 2019			750,000						$	10.35					6.01 years
Option Granted			2,850,000						$	3.49
Exercised options			(75,000)						$	3.49
Options forfeited and canceled			(200,000)						$	17.48
Outstanding at December 31, 2020			3,325,000						$	3.49					4.39 years						$	19,784
Exercisable and fully vested at December 31, 2020			2,250,000						$	3.49					4.56 years						$	13,388
Outstanding at December 31, 2020 and expected to vest thereafter			1,075,000						$	3.49					4.05 years						$	6,396

Schedule of Outstanding Options

Outstanding options at December 31, 2020 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					3,325,000						4.39 years						$	3.49					2,250,000						4.56 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.

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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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