Restructuring (Tables)

12 Months Ended

Apr. 30, 2011

The following table summarizes the restructuring activity, including the reserves established and the total amount expected to be incurred.


							Site Preparation
	Long-Lived			Employee			and Equipment			Production
	Asset Charges			Separation			Relocation			Start-up			Other Costs			Total

Total expected restructuring charge	$	118,000		$	60,000		$	23,500		$	23,000		$	10,500		$	235,000

Balance at May 1, 2009	$	—		$	—		$	—		$	—		$	—		$	—
Charge to expense		3,870			1,139			407			16			279			5,711
Cash payments		—			(50	)		(407	)		(16	)		(279	)		(752	)
Noncash utilization		(3,870	)		—			—			—			—			(3,870	)

Balance at April 30, 2010	$	—		$	1,089		$	—		$	—		$	—		$	1,089
Charge to expense		53,569			36,010			6,192			5,194			992			101,957
Cash payments		—			(18,361	)		(6,192	)		(5,194	)		(992	)		(30,739	)
Noncash utilization		(53,569	)		(8,540	)		—			—			—			(62,109	)

Balance at April 30, 2011	$	—		$	10,198		$	—		$	—		$	—		$	10,198

Remaining expected restructuring charge	$	60,561		$	22,851		$	16,901		$	17,790		$	9,229		$	127,332