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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($)
shares in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Income Statement [Abstract]        
Revenues $ 15,996,000 $ 15,044,000 $ 32,425,000 $ 30,020,000
Cost of revenues 8,682,000 8,455,000 17,828,000 16,405,000
Gross margin 7,314,000 6,589,000 14,597,000 13,615,000
Research and development expenses 2,182,000 2,249,000 4,577,000 4,542,000
Selling, general and administrative expenses 3,659,000 3,761,000 7,818,000 7,924,000
Income from operations 1,473,000 579,000 2,202,000 1,149,000
Interest income and other 64,000 77,000 328,000 136,000
Income before income taxes 1,537,000 656,000 2,530,000 1,285,000
Income tax expense (benefit) (96,000) 192,000 53,000 326,000
Net income $ 1,633,000 $ 464,000 $ 2,477,000 $ 959,000
Net income per share – Basic $ 0.23 $ 0.07 $ 0.35 $ 0.14
Net income per share – Diluted $ 0.22 $ 0.06 $ 0.33 $ 0.13
Weighted average shares outstanding – Basic 7,198 7,106 7,177 7,103
Weighted average shares outstanding – Diluted 7,447 7,296 7,407 7,309