Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Summarized Quarterly Information

Summarized quarterly data for fiscal 2019 and 2018 are as follows (in thousands, except per share data):

	Year Ended December 31, 2019
	1st Quarter		2nd Quarter		3rd Quarter		4th Quarter
Selected quarterly financial data:
Revenues	$	8,432	$	10,854	$	11,782	$	12,278
Gross profit	$	7,516	$	9,880	$	10,771	$	11,252
Operating income	$	62	$	2,932	$	3,480	$	3,631
Net income	$	48	$	3,436	$	3,567	$	3,671
Net earnings per share - basic (1)	$	—	$	0.11	$	0.10	$	0.10
Weighted average shares outstanding - basic		31,297		32,068		36,094		38,501
Net earnings per share - diluted (1)	$	—	$	0.10	$	0.09	$	0.09
Weighted average shares outstanding - diluted		31,323		35,308		39,472		41,767

	Year Ended December 31, 2018
	1st Quarter			2nd Quarter			3rd Quarter			4th Quarter
Selected quarterly financial data:
Revenues	$	5,463		$	6,945		$	6,525		$	7,352
Gross profit	$	4,154		$	5,829		$	5,546		$	6,423
Operating income (loss)	$	(2,021	)	$	74		$	55		$	678
Net income (loss)	$	(2,381	)	$	(2,177	)	$	(983	)	$	2,801
Net earnings (loss) per share - basic (1)	$	(0.16	)	$	(0.10	)	$	(0.04	)	$	0.10
Weighted average shares outstanding - basic		15,299			21,888			25,020			26,925
Net earnings (loss) per share - diluted (1)	$	(0.16	)	$	(0.10	)	$	(0.04	)	$	0.10
Weighted average shares outstanding - diluted		15,299			21,888			25,020			27,395

(1) Basic and diluted net loss per share is computed independently for each of the quarters presented. Therefore, the sum of the quarterly per share amounts will not necessarily equal the total for the year.