Derivative Instruments and Hedging Activities (Tables)

3 Months Ended

Aug. 31, 2011

Derivative Instruments and Hedging Activities

Schedule of fair value carrying amount of the Companys interest rate derivatives

		Derivative		Derivative
		Assets		Liabilities
	Balance Sheet Classification	August 31, 2011		August 31, 2011
Derivatives designated as hedging instruments:
Interest rate cap	Long-term assets	$	759	$	—
Interest rate swap	Long-term liabilities	$	—	$	(2,880	)

Impact of the interest rate swap and interest cap agreement on the condensed consolidated statement of income

	Three Months Ended
	August 31, 2011
Gain (loss) recognized in other comprehensive income — effective portion	$	(2,515	)
Gain (loss) reclassified from accumulated other comprehensive income into income	$	—
Gain (loss) recognized in income — ineffective portion	$	—