Note 1 - General (Detail) - Business Acquisitions - Contributions to Revenues and Profits Since Acquisitions (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012		Jun. 30, 2012
CRTS [Member]
Revenues	$ 6,851		$ 13,528
Net income (loss) (1)	356	[1]	1,597	[1]
Hockway [Member]
Revenues	2,068		2,759
Net income (loss) (1)	145	[1]	73	[1]
Fyfe NA [Member]
Revenues	16,625		30,897
Net income (loss) (1)	(758)	[1]	317	[1]
Fyfe LA [Member]
Revenues	328		602
Net income (loss) (1)	(103)	[1]	(128)	[1]
Fyfe Asia [Member]
Revenues	3,870		3,870
Net income (loss) (1)	$ 84	[1]	$ 84	[1]

[1] net income includes an allocation of corporate expenses that is not necessarily indicative of the entity's operations on a stand-alone basis.