Quarterly Results of Operations (unaudited) (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Results of Operations (unaudited)

Schedule of quarterly results of operations

	Dec. 31,		Sept. 30,		June 30,		March 31,		Dec. 31,		Sept. 30,		June 30,		March 31,
	2019		2019		2019		2019		2018		2018		2018		2018
	(in thousands, except per share data)
Revenue	$	107,723	$	69,453	$	74,305	$	91,477	$	105,683	$	95,374	$	119,333	$	122,185
Gross profit		44,316		30,581		31,749		37,506		43,567		39,913		49,000		47,156
Net income		9,712		704		556		6,062		8,463		8,838		14,669		13,915
Net income per basic share	$	0.30	$	0.02	$	0.02	$	0.19	$	0.26	$	0.27	$	0.46	$	0.43
Net income per diluted share	$	0.29	$	0.02	$	0.02	$	0.18	$	0.25	$	0.26	$	0.43	$	0.41