CONDENSED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Aug. 26, 2017	Nov. 30, 2016
CURRENT ASSETS
Cash and cash equivalents	$ 10,397	$ 10,012
Short-term investments	2,025	2,014
Receivables, net of allowance for doubtful accounts of $0 at August 26, 2017 and November 30, 2016	1,987	2,177
Inventories:
Raw materials and supplies	3,785	4,179
Work-in process	2,829	3,438
Total inventories	6,614	7,617
Prepaid income tax	434	521
Prepaid expenses and other assets	260	152
Total current assets	21,717	22,493
PROPERTY, PLANT AND EQUIPMENT, at cost:
Land	80	80
Buildings	498	498
Facility improvements	1,109	1,109
Furniture and fixtures	939	669
Construction in process equipment	441	401
Machinery and equipment	8,663	8,565
Total property, plant, and equipment	11,729	11,322
Less accumulated depreciation	(9,353)	(9,136)
Net property, plant, and equipment	2,376	2,186
Deferred income taxes	267	273
Total assets	24,360	24,952
CURRENT LIABILITIES:
Accounts payable	458	612
Accrued compensation	510	454
Deferred revenue	423	1,282
Property taxes	61	94
Other accrued liabilities	76	98
Total current liabilities	1,528	2,540
SHAREHOLDERS’ EQUITY
Common stock, $.10 par value, authorized 10,000,000 shares, 3,078,315 issued and 2,578,315 outstanding at August 26, 2017 and November 30, 2016	308	308
Additional paid-in capital	885	885
Treasury stock, 500,000 shares, at cost	(1,250)	(1,250)
Retained earnings	22,889	22,469
Total shareholders’ equity	22,832	22,412
Total liabilities and shareholders’ equity	$ 24,360	$ 24,952