Goodwill And Other Intangible Assets (Tables)

12 Months Ended

Aug. 31, 2011

Goodwill And Other Intangible Assets

Summary Of Changes In Goodwill Allocated To The Reportable Segments

	August 31, 2010										August 31, 2011
Reportable Segment	Gross Balance		Accumulated Impairment Balance			Acquisitions		Foreign Currency Impact			Gross Balance		Accumulated Impairment  Balance			Net Balance
DMS	$	583,423	$	(558,768	)	$	—	$	595		$	584,018	$	(558,768	)	$	25,250
E&I		335,584		(331,784	)		6,311		838			342,733		(331,784	)		10,949
HVS		132,269		(132,269	)		—		—			132,269		(132,269	)		—
Total	$	1,051,276	$	(1,022,821	)	$	6,311	$	1,433		$	1,059,020	$	(1,022,821	)	$	36,199
	August 31, 2009										August 31, 2010
Reportable Segment	Gross Balance		Accumulated Impairment Balance			Acquisitions		Foreign Currency Impact			Gross Balance		Accumulated Impairment  Balance			Net Balance
DMS	$	583,888	$	(558,768	)	$	—	$	(465	)	$	583,423	$	(558,768	)	$	24,655
E&I		331,784		(331,784	)		3,800		—			335,584		(331,784	)		3,800
HVS		132,269		(132,269	)		—		—			132,269		(132,269	)		—
Total	$	1,047,941	$	(1,022,821	)	$	3,800	$	(465	)	$	1,051,276	$	(1,022,821	)	$	28,455

Schedule Of Intangible Assets Purchased Through Business Acquisition

August 31, 2011	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Contractual agreements and customer relationships	$	85,131	$	(53,365	)	$	31,766
Intellectual property		79,550		(75,102	)		4,448
Trade names		52,892		—			52,892
Total	$	217,573	$	(128,467	)	$	89,106
August 31, 2010	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
Contractual agreements and customer relationships	$	83,746	$	(43,698	)	$	40,048
Intellectual property		85,166		(68,989	)		16,177
Trade names		47,888		—			47,888
Total	$	216,800	$	(112,687	)	$	104,113

Schedule Of Estimated Future Amortization Expense

Fiscal Year Ending August 31,	Amount
2012	$	13,390
2013		8,889
2014		7,674
2015		4,750
2016		1,511
Total	$	36,214