Note 4 - Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

Property, Plant and Equipment [Table Text Block]

(In thousands)	2015			2014
Land	$	11,613		$	11,736
Buildings and improvements		122,514			98,492
Machinery and equipment		224,974			188,987
Computer hardware and software		29,688			27,431
Furnitures and fixtures		5,788			5,466
Construction in progress		20,950			40,628
		415,527			372,740
Less accumulated depreciation		(164,818	)		(146,860	)
		250,709			225,880
Composite mats (rental fleet)		100,341			90,321
Less accumulated depreciation-mats		(43,418	)		(32,840	)
		56,923			57,481
Property, plant and equipment, net	$	307,632		$	283,361