Fair Value (Tables)

9 Months Ended

Feb. 29, 2012

Fair Value [Abstract]

Schedule Of Financial Assets And Liabilities Measured At Fair Value On Recurring Basis

At February 29, 2012, our financial assets and liabilities measured at fair value on a recurring basis were as follows:

(in thousands)	Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Totals
Assets
Derivative contracts	$	-	$	893	$	-	$	893
Total assets	$	-	$	893	$	-	$	893
Liabilities
Derivative contracts	$	-	$	12,056	$	-	$	12,056
Total liabilities	$	-	$	12,056	$	-	$	12,056

At May 31, 2011, our financial assets and liabilities measured at fair value on a recurring basis were as follows:

(in thousands)	Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Totals
Assets
Derivative contracts	$	-	$	1,138	$	-	$	1,138
Total assets	$	-	$	1,138	$	-	$	1,138
Liabilities
Derivative contracts	$	-	$	12,972	$	-	$	12,972
Total liabilities	$	-	$	12,972	$	-	$	12,972