Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Aug. 31, 2013	Aug. 31, 2012
Current assets:
Cash and cash equivalents	$ 12,291	$ 11,011
Accounts receivable, less allowance for doubtful accounts of $982 and $851	52,684	38,087
Receivable from related party	3,305	3,588
Inventories	4,321	4,161
Deferred income tax assets	4,685	3,634
Prepaid expenses and other current assets	3,822	3,714
Total current assets	81,108	64,195
Property and equipment, net	17,180	18,496
Intangible assets, net	60,654	59,205
Goodwill	16,135	9,172
Long-term receivable from related party	4,453	3,478
Other long-term assets	9,875	9,534
Total assets	189,405	164,080
Current liabilities:
Current portion of financing obligation	1,139	992
Current portion of bank note payable		2,500
Accounts payable	9,294	7,758
Income taxes payable	1,365	869
Accrued liabilities	31,140	24,530
Total current liabilities	42,938	36,649
Financing obligation, less current portion	27,376	28,515
Bank note payable, less current portion		208
Other liabilities	6,106	1,152
Deferred income tax liabilities	6,479	7,001
Total liabilities	82,899	73,525
Commitments and contingencies (Notes 8 and 9)
Shareholders' equity:
Common stock, $.05 par value; 40,000 shares authorized, 27,056 shares issued	1,353	1,353
Additional paid-in capital	210,227	182,534
Common stock warrants		5,260
Retained earnings	40,429	26,110
Accumulated other comprehensive income	1,686	3,410
Treasury stock at cost, 10,759 shares and 9,365 shares	(147,189)	(128,112)
Total shareholders' equity	106,506	90,555
Total liabilities and shareholders' equity	$ 189,405	$ 164,080