Note 9 - Long-Term Debt (Tables)

3 Months Ended

Aug. 31, 2013

Disclosure Text Block [Abstract]

Schedule of Debt [Table Text Block]

	As of
	August 31, 2013			May 31, 2013
Term Loan Facility, net of $10,904 and $11,384 debt discounts, respectively	$	649,115			650,293
Notes, net of $4,248 and $4,370 debt discounts, respectively		395,752			395,630
Capital lease agreements		53			67
		1,044,920			1,045,990
Less current portion, net of discounts		(4,689	)		(6,712	)
Long-term debt, net of current portion	$	1,040,231			1,039,278

Schedule of Maturities of Long-term Debt [Table Text Block]

2014	$	4,998
2015		6,653
2016		6,639
2017		6,632
2018		6,632
Thereafter		1,028,518
	$	1,060,072

Schedule of Interest Expense [Table Text Block]

	Three Months Ended
	August 31
	2013		2012
Notes, including OID amortization	$	11,247		11,233
Term Loan Facility, including OID amortization		8,920		11,578
Amortization of deferred financing costs		1,556		1,223
Interest rate swaps		258		267
Revolving Facility fees and interest		128		187
Interest accreted on contingent liability		67		-
Other interest		2		-
Interest expense	$	22,178		24,488