Note 16 - Quarterly Consolidated Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Quarterly Financial Information [Table Text Block]

	Quarters Ended
	3/31/16		6/30/16		9/30/16		12/31/16		Total
Net revenues	$	8,647	$	10,485	$	10,823	$	10,272	$	40,227
Gross margin		4,067		5,329		5,577		5,405		20,378
Earnings before income tax expense		124		749		1,721		1,613		4,207
Income tax expense		43		263		631		612		1,549
Net earnings		81		486		1,090		1,001		2,658
Net earnings per common share - basic	$	0.01	$	0.05	$	0.11	$	0.10	$	0.26
Weighted average common shares outstanding - basic		10,390,002		10,295,836		10,295,447		10,273,702		10,313,747
Net earnings per common share - diluted	$	0.01	$	0.05	$	0.11	$	0.10	$	0.26
Weighted average common shares outstanding - diluted		10,404,244		10,310,692		10,318,715		10,297,439		10,332,920

	Quarters Ended
	3/31/15		6/30/15		9/30/15		12/31/15			Total
Net revenues	$	10,188	$	11,559	$	9,203	$	7,939		$	38,889
Gross margin		4,918		5,846		4,323		3,611			18,698
Earnings (loss) before income tax expense (benefit)		671		1,659		407		(154	)		2,583
Income tax expense (benefit)		233		579		97		(187	)		722
Net earnings		438		1,080		310		33			1,861
Net earnings per common share - basic	$	0.04	$	0.10	$	0.03	$	0.00		$	0.18
Weighted average common shares outstanding - basic		10,465,414		10,471,888		10,473,928		10,481,612			10,473,210
Net earnings per common share - diluted	$	0.04	$	0.10	$	0.03	$	0.00		$	0.18
Weighted average common shares outstanding - diluted		10,483,527		10,494,457		10,498,911		10,498,369			10,493,830