Note 1 - General (Detail) - Business Acquisitions - Consideration Summary (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Sep. 30, 2012 CRTS [Member]	Jun. 30, 2011 CRTS [Member]	Sep. 30, 2012 Hockway [Member]		Sep. 30, 2012 Fyfe NA [Member]		Sep. 30, 2012 Fyfe LA [Member]		Sep. 30, 2012 Fyfe Asia [Member]	Apr. 05, 2012 Fyfe Asia [Member]
Cash	$ 189,736	$ 24,000	$ 24,000	$ 3,552	[1]	$ 118,118	[2]	$ 3,349	[3]	$ 40,717	$ 40,700
Estimated fair value of earnout payments and final payments owed to shareholders	17,034	14,760		1,454				820
Total consideration recorded	$ 206,770	$ 38,760		$ 5,006		$ 118,118		$ 4,169		$ 40,717

[1] Includes the cash purchase price at closing of $4.6 million plus a final working capital adjustment of $1.0 million, which was paid by the former Hockway shareholders to the Company in the first quarter of 2012.

[2] Includes the cash purchase price at closing of $115.8 million plus a final working capital adjustment to the sellers of $2.3 million, of which $1.8 million was paid in 2011 and $0.5 million was paid in 2012.

[3] Includes the cash purchase price at closing of $2.3 million and an additional $1.1 million payment to the sellers during the first quarter of 2012 based on a preliminary working capital adjustment.