Selected Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Schedule of quarterly financial information

	First		Second		Third		Fourth		Total
	Quarter		Quarter		Quarter		Quarter		Year
	(in thousands, except per share data)
2019
Revenues	$	143,105	$	165,985	$	199,507	$	199,793	$	708,390
Gross profit		9,082		14,977		20,893		19,089		64,041
Operating (loss) income		(6,177)		(423)		6,092		2,701		2,193
(Loss) income before income taxes		(7,331)		(1,773)		4,506		1,107		(3,491)
Net (loss) income		(7,924)		(1,633)		4,039		159		(5,359)
(Loss) earnings per share:
Basic	$	(0.27)	$	(0.06)	$	0.14	$	0.01	$	(0.18)
Diluted	$	(0.27)	$	(0.06)	$	0.14	$	0.01	$	(0.18)
	First		Second		Third		Fourth		Total
	Quarter		Quarter		Quarter		Quarter		Year
	(in thousands, except per share data)
2018
Revenues	$	136,843	$	159,767	$	125,073	$	99,211	$	520,894
Gross profit (loss)		14,695		19,462		4,825		(22,206)		16,776
Operating income (loss)		7,069		4,591		(7,405)		(104,795)		(100,540)
Income (loss) before income taxes		5,590		3,909		(9,427)		(106,727)		(106,655)
Net income (loss)		4,101		2,249		(6,356)		(94,416)		(94,422)
Earnings (loss) per share:
Basic	$	0.15	$	0.08	$	(0.22)	$	(3.32)	$	(3.31)
Diluted	$	0.14	$	0.08	$	(0.22)	$	(3.32)	$	(3.31)