Consolidated Balance Sheets (USD $) In Thousands	Oct. 01, 2011	Jan. 01, 2011
Assets
Cash and cash equivalents	$ 52,712	$ 33,206
Restricted cash	132	131
Accounts receivable, net of allowance for doubtful accounts of $98 and $82	19,880	16,399
Inventories	12,040	10,773
Income taxes receivable	288	1,154
Deferred income taxes	446	446
Marketable securities	14,932	11,614
Other current assets	1,181	2,556
Total current assets	101,611	76,279
Property, plant and equipment, net	55,312	53,127
Other assets	5,700	2,628
Total assets	162,623	132,034
Liabilities and shareholders' equity
Accounts payable	5,392	3,348
Accrued expenses and other liabilities	6,611	5,250
Notes payable - 1 year	100
Dividends payable	2,309	1,531
Total current liabilities	14,412	10,129
Deferred income taxes	5,684	5,684
Other noncurrent liabilities	1,051	1,197
Total liabilities	21,147	17,010
Commitments and contingencies
Shareholders' equity:
Preferred stock, 2,000,000 shares authorized, par value $0.001, no shares outstanding
Common stock, 40,000,000 shares authorized, par value $0.001, 25,655,056 and 25,522,568 shares outstanding	26	26
Capital in excess of par value	48,100	44,001
Retained earnings	94,674	71,132
Accumulated other comprehensive income	(1,324)	(135)
Total shareholders' equity	141,476	115,024
Total liabilities and shareholders' equity	$ 162,623	$ 132,034