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

12 Months Ended

Dec. 31, 2015

Notes Tables

Schedule of Quarterly Financial Information [Table Text Block]

	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

	Quarters Ended
	3/31/14		6/30/14		9/30/14		12/31/14		Total
Net revenues	$	8,797	$	12,343	$	10,794	$	9,862	$	41,796
Gross margin		4,185		6,082		5,168		5,027		20,462
Earnings before income tax expense		411		2,054		1,268		1,176		4,909
Income tax expense		125		697		431		217		1,470
Net earnings		286		1,357		837		959		3,439
Net earnings per common share - basic	$	0.03	$	0.13	$	0.08	$	0.09	$	0.33
Weighted average common shares outstanding - basic		10,393,956		10,436,730		10,440,803		10,454,716		10,431,743
Net earnings per common share - diluted	$	0.03	$	0.13	$	0.08	$	0.09	$	0.33
Weighted average common shares outstanding - diluted		10,448,911		10,456,183		10,477,814		10,480,867		10,466,064