STOCK-BASED COMPENSATION. (Tables)

12 Months Ended

Dec. 31, 2019

Share-based Payment Arrangement [Abstract]

Schedule of option activity

The status of Company's stock option plans as of December 31, 2019 and 2018 and of changes in options outstanding under the Company's plans during those years are as follows (number of shares in thousands):

	Years Ended December 31,
	2019				2018
	Number of Shares		Weighted Average Exercise Price		Number of Shares			Weighted Average Exercise Price
Outstanding at beginning of year		229	$	4.15		230		$	4.18
Options cancelled		—		—		(1	)		12.90
Outstanding at end of year		229	$	4.15		229		$	4.15
Options exercisable at end of year		229	$	4.15		229		$	4.15

Schedule of stock options by exercise price range

Stock options outstanding as of December 31, 2019 were as follows (number of shares in thousands): 

		Options Outstanding						Options Exercisable
Range of Exercise Prices		Number Outstanding		Weighted Average Remaining Contractual Life (yrs.)		Weighted Average Exercise Price		Number Exercisable		Weighted Average Exercise Price
$	3.74		219		3.47	$	3.74		219	$	3.74
$	12.90		10		1.59	$	12.90		10	$	12.90

Schedule of unvested restricted stock activity

The Company granted to certain employees and directors shares of restricted stock under its 2006 and 2016 Stock Incentive Plans. A summary of unvested restricted stock activity is as follows (shares in thousands):

	Number of Shares			Weighted Average Grant Date Fair Value Per Share
Unvested at December 31, 2018		1,635		$	3.49
Issued		1,434		$	1.01
Vested		(669	)	$	3.96
Canceled		(199	)	$	2.31
Unvested at December 31, 2019		2,201		$	1.84

Schedule of stock-based compensation expense

Stock-based compensation expense related to employee and non-employee restricted stock and option grants recognized in selling, general and administrative expenses, were as follows (in thousands):

	Years Ended December 31,
	2019		2018
Employees	$	2,422	$	2,905
Non-employees		387		533
Total stock-based compensation expense	$	2,809	$	3,438