Note 18 - Supplementary Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Quarterly Financial Information [Table Text Block]

	Year Ended December 31, 2019
	Mar. 31, 2019			Jun. 30, 2019			Sept. 30, 2019			Dec. 31, 2019
	(in thousands, except per share amounts)
Revenue	$	82,223		$	86,285		$	94,231		$	102,896
Gross profit		47,631			49,109			54,482			61,599
Net loss		(22,745	)		(20,578	)		(16,180	)		(13,408	)
Basic earnings per share		(0.51	)		(0.46	)		(0.36	)		(0.29	)
Diluted earnings per share		(0.51	)		(0.46	)		(0.36	)		(0.29	)

	Year Ended December 31, 2018
	Mar. 31, 2018(1)			Jun. 30, 2018			Sept. 30, 2018			Dec. 31, 2018(2)
	(in thousands, except per share amounts)
Revenue	$	60,136		$	69,814		$	78,009		$	86,531
Gross profit		32,546			39,611			43,462			49,526
Net loss		(22,991	)		(28,464	)		(22,665	)		(21,631	)
Basic earnings per share		(0.53	)		(0.65	)		(0.52	)		(0.49	)
Diluted earnings per share		(0.53	)		(0.65	)		(0.52	)		(0.49	)