SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED) (Tables)

12 Months Ended

Dec. 31, 2016

SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED)

Schedule of correction of errors

Year 2016	First Quarter		Second Quarter		Third Quarter
Net income as reported	2,127		2,942		2,520
Effect on cost of goods sold	(228	)	(251	)	(301	)
Net income as revised	2,355		3,193		2,821

Year 2016	Fourth Quarter
Net income as recorded	1,489
Effect on cost of goods sold	780
Net income as revised	709

Schedule of selected quarterly financial data

Selected quarterly financial data for each of the four quarters in years 2016 and 2015 is as follows (in thousands, except per share data):

Year 2016 (Revised)	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
Revenues	$	63,675	$	65,835	$	61,040	$	55,343
Gross margin	18,505		19,864		17,907		16,728
Net income	2,355		3,193		2,821		709
Basic earnings per share	0.25		0.34		0.30		0.08
Diluted earnings per share	0.25		0.34		0.30		0.08

Year 2015	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
Revenues	$	59,580	$	60,479	$	61,534	$	50,841
Gross margin	17,500		17,987		18,939		14,346
Net income	2,976		3,125		4,278		695
Basic earnings per share	0.32		0.34		0.46		0.08
Diluted earnings per share	0.32		0.34		0.46		0.07