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Stock-Based Compensation and Stock Options (Tables)

12 Months Ended

Dec. 31, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

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

The fair value of 2018, 2017 and 2016 stock options was estimated using the Black-Scholes option pricing model with the following weighted-average assumptions:

	2018				2017				2016
Weighted-average fair value of options granted per share	$	6.63			$	3.11			$	4.73
Historical volatility	46		%		46		%		58		%
Risk-free interest rate	2.84		%		2.06		%		1.38		%
Dividend yield	—				—				—
Expected life in years	5.70				5.65				6.25

Schedule of Option Activity

Option activities during the years ended December 31, 2016, 2017, and 2018 were as follows:

	Shares			Weighted-Average Exercise Price				Weighted-Average Remaining Contractual Life		Aggregate Intrinsic Value
										(In thousands)
Outstanding at January 1, 2016	775,000			$	12.78			5.53 years		$	120
Option Granted	150,000			$	8.55
Options forfeited and canceled	(325,000	)		$	16.09
Outstanding at December 31, 2016	600,000			$	9.93			8.55 years		$	—
Option Granted	400,000			$	6.95
Options forfeited and canceled	(50,000	)		$	8.55
Outstanding at December 31, 2017	950,000			$	8.75			8.48 years		$	—
Option Granted	250,000			$	15.47
Options forfeited and canceled	(150,000	)		$	14.68			0		$	—
Outstanding at December 31, 2018	1,050,000			$	9.50			7.53 years		$	1,920
Exercisable and fully vested at December 31, 2018	716,667			$	9.31			7.16 years		$	1,344
Outstanding at December 31, 2018 and expected to vest thereafter	333,333			$	9.92			8.31 years		$	576

Schedule of Outstanding Options

Outstanding options at December 31, 2018 were as follows:

Exercise Price				Shares Outstanding			Options Outstanding Weighted-Average Remaining Contractual Life		Weighted-Average Exercise Price				Shares Outstanding and Exercisable			Options Exercisable Weighted-Average Remaining Contractual Life
$	28.98			50,000			3.07 years		$	28.98			50,000			3.07 years
$	8.07			400,000			6.75 years		$	8.07			400,000			6.75 years
$	8.55			50,000			7.19 years		$	8.55			50,000			7.19 years
$	6.95			400,000			8.84 years		$	6.95			200,000			8.84 years
$	10.50			50,000			9.32 years		$	10.50			16,667			9.32 years
$	14.70			50,000			9.37 years		$	14.70			—			9.37 years
$	16.65			50,000			4.47 years		$	16.65			—			4.47 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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