Note 2 - Segment Information (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Three Months Ended June 30,								Six Months Ended June 30,
	2021				2020				2021				2020
Net revenues:
E&P Technology & Services:
New Venture	$	3,882			$	4,686			$	4,969			$	6,127
Data Library		5,393				6,867				7,877				46,998
Total multi-client revenues		9,275				11,553				12,846				53,125
Imaging and Reservoir Services		2,429				3,673				6,094				8,615
Total	$	11,704			$	15,226			$	18,940			$	61,740
Operations Optimization:
Optimization Software & Services	$	3,370			$	3,377			$	6,214			$	7,804
Devices		4,640				4,128				8,596				9,601
Total	$	8,010			$	7,505			$	14,810			$	17,405
Total net revenues	$	19,714			$	22,731			$	33,750			$	79,145
Gross profit (loss):
E&P Technology & Services	$	1,018			$	2,264			$	(589	)		$	25,994		(c)
Operations Optimization		2,620				2,320				5,086				6,934
Total gross profit	$	3,638			$	4,584			$	4,497			$	32,928
Gross margin:
E&P Technology & Services		9	%			15	%			(3	)%			42	%
Operations Optimization		33	%			31	%			34	%			40	%
Total gross margin		18	%			20	%			13	%			42	%
Income (loss) from operations:
E&P Technology & Services	$	(2,691	)		$	442			$	(7,544	)		$	18,394		(c)
Operations Optimization		244				(474	)			(576	)			(3,733	)	(d)
Support and other		(4,934	)			(5,440	)			(9,495	)			(13,807	)
Income (loss) from operations		(7,381	)			(5,472	)			(17,615	)			854
Interest expense, net		(3,299	)			(3,414	)			(6,561	)			(6,635	)
Other income (expense), net		(4,070	)	(a)		6,771		(b)		(4,677	)	(a)		7,200		(b)
Income (loss) before income taxes	$	(14,750	)		$	(2,115	)		$	(28,853	)		$	1,419