Consolidated Balance Sheets (Current Period Unaudited) (USD $) In Thousands, unless otherwise specified	Aug. 31, 2013	May 31, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 24,002	$ 29,388
Trade accounts receivable, net of allowance for doubtful accounts of $900 and $815 at August 31, 2013 and May 31, 2013, respectively	66,607	68,086
Inventories	45,970	45,941
Deferred income tax assets, current portion	6,433	5,290
Prepaid expenses and other current assets	12,004	11,577
Total current assets	155,016	160,282
PROPERTY AND EQUIPMENT, net	75,340	76,381
GOODWILL	1,003,789	1,003,463
INTANGIBLE ASSETS, net	701,867	714,603
DEFERRED FINANCING COSTS, net	37,893	39,449
OTHER ASSETS	6,817	6,792
Total assets	1,980,722	2,000,970
CURRENT LIABILITIES:
Accounts payable	19,183	13,638
Accrued interest and interest rate swap liability	8,917	20,084
Accrued expenses and other current liabilities	23,075	26,654
Income taxes payable	4,162	3,873
Deferred revenue, current portion	2,534	2,252
Current portion of long-term debt, net of debt discounts	4,689	6,712
Total current liabilities	62,560	73,213
LONG-TERM DEBT, net of debt discounts	1,040,231	1,039,278
DEFERRED REVENUE	137	161
DEFERRED INCOME TAX LIABILITIES	226,455	231,040
OTHER LONG-TERM LIABILITIES	12,236	12,572
Total liabilities	1,341,619	1,356,264
COMMITMENTS AND CONTINGENCIES (Note 17)
SHAREHOLDERS' EQUITY:
Additional paid-in capital	752,082	751,635
Accumulated deficit	(96,767)	(89,007)
Accumulated other comprehensive loss	(16,212)	(17,922)
Total shareholders' equity	639,103	644,706
Total liabilities and shareholders' equity	$ 1,980,722	$ 2,000,970