Goodwill And Other Intangible Assets (Tables)

12 Months Ended

Aug. 31, 2012

Goodwill And Intangible Assets [Abstract]

Carrying Amount In Goodwill By Segment

$ in thousands	Irrigation		Infrastructure		Total
Balance as of August 31, 2010	$	10,881	$	16,514	$	27,395
Acquisition of IRZ and WMC		2,182		-		2,182
Finalization of Digitec Acquisition		490		-		490
Foreign currency translation		129		747		876
Balance as of August 31, 2011	$	13,682	$	17,261	$	30,943
Foreign currency translation		(206)		(776)		(982)
Balance as of August 31, 2012	$	13,476	$	16,485	$	29,961

Schedule Of Intangible Assets Finite and Infinite Excluding Goodwill

	August 31,
	2012					2011
	Weighted	Gross				Weighted	Gross
	Average	Carrying		Accumulated		Average	Carrying		Accumulated
$ in thousands	Years	Amount		Amortization		Years	Amount		Amortization
Amortizable Intangible Assets:
Patents	12.7	$	25,637	$	(10,458)	13.1	$	26,316	$	(8,661)
Customer relationships	8.4		6,313		(3,477)	9.7		6,371		(2,768)
Non-compete agreements	5.5		846		(478)	6.9		852		(320)
Other	N/A		202		(90)	N/A		171		(41)
Unamortizable Intangible Assets:
Tradenames	N/A		6,575		-	N/A		6,719		-
Total		$	39,573	$	(14,503)		$	40,429	$	(11,790)

Schedule Of Future Estimated Amortization Of Intangible Assets

Fiscal Years	$ in thousands
2013	$	2,803
2014		2,748
2015		2,446
2016		2,128
2017		1,990