Note 4. Stock Options and Restricted Stock Units (Tables)

6 Months Ended

Jun. 30, 2019

Share-based Payment Arrangement, Noncash Expense [Abstract]

Stock options

		Options Outstanding						Options Exercisable
Exercise Price Range		Number		Weighted Average Remaining Contractual Life (in Years)		Weighted Average Exercise Price		Number
$	0.01 - 7.00		10,000		6.39	$	6.80		10,000
$	7.01 - 8.00		20,313		4.24	$	7.76		20,313
$	8.01 - 12.00		4,250		5.49	$	9.26		4,250
$	12.01 - 15.00		57,000		8.87	$	13.09		32,000
$	15.01 - 17.40		32,000		8.92	$	17.40		32,000
	Total		123,563		7.81	$	12.69		98,563