Note 10 - Segment Data (Tables)

6 Months Ended

Jun. 30, 2015

Notes Tables

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

	Second Quarter						First Half
(In thousands)	2015			2014			2015			2014
Revenues
Fluids systems	$	140,344		$	241,386		$	312,246		$	452,786
Mats & integrated services		23,300			31,080			59,862			62,504
Total Revenues	$	163,644		$	272,466		$	372,108		$	515,290
Operating Income (loss)
Fluids systems	$	(223	)	$	27,571		$	(1,925	)	$	43,311
Mats & integrated services		6,555			13,653			22,202			27,026
Corporate office		(8,014	)		(9,408	)		(15,831	)		(17,764	)
Operating Income (loss)	$	(1,682	)	$	31,816		$	4,446		$	52,573