Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 01, 2012	Aug. 31, 2012
Current assets:
Cash and cash equivalents	$ 7,278	$ 11,011
Accounts receivable, less allowance for doubtful accounts of $667 and $851	35,465	38,087
Receivable from related party	3,852	3,588
Inventories	3,688	4,161
Deferred income tax assets	3,601	3,634
Prepaid expenses and other current assets	4,166	3,714
Total current assets	58,050	64,195
Property and equipment, net	18,275	18,496
Intangible assets, net	58,582	59,205
Goodwill	9,172	9,172
Long-term receivable from related party	3,724	3,478
Other long-term assets	9,592	9,534
Total assets	157,395	164,080
Current liabilities:
Current portion of financing obligation	1,027	992
Current portion of bank note payable	2,083	2,500
Accounts payable	6,518	7,758
Income taxes payable	597	869
Accrued liabilities	17,705	24,530
Total current liabilities	27,930	36,649
Financing obligation, less current portion	28,241	28,515
Bank note payable, less current portion		208
Other liabilities	1,652	1,152
Deferred income tax liabilities	6,944	7,001
Total liabilities	64,767	73,525
Shareholders' equity:
Common stock, $.05 par value; 40,000 shares authorized, 27,056 shares issued	1,353	1,353
Additional paid-in capital	176,642	182,534
Common stock warrants	4,035	5,260
Retained earnings	29,007	26,110
Accumulated other comprehensive income	3,152	3,410
Treasury stock at cost, 8,906 shares and 9,365 shares	(121,561)	(128,112)
Total shareholders' equity	92,628	90,555
Total liabilities and shareholders' equity	$ 157,395	$ 164,080