Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands	Jul. 02, 2011	Jan. 01, 2011
Current assets:
Cash and cash equivalents	$ 57,645	$ 76,016
Marketable debt securities - current	19,980	0
Accounts receivable, net of allowance for doubtful accounts of $306 and $302, respectively	7,134	9,909
Inventories	20,579	19,647
Prepaid expenses	7,740	6,388
Deferred income taxes	4,149	4,297
Other current assets	4,728	652
Total current assets	121,955	116,909
Marketable debt securities - non-current	20,012	0
Property and equipment, net	36,232	32,953
Deferred income taxes	12,563	15,965
Other assets	4,518	4,130
Total assets	195,280	169,957
Current liabilities:
Accounts payable	40,171	42,025
Customer prepayments	10,493	12,944
Compensation and benefits	21,854	24,857
Taxes and withholding	4,531	5,359
Other current liabilities	13,159	11,671
Total current liabilities	90,208	96,856
Non-current liabilities:
Warranty liabilities	2,444	2,815
Other long-term liabilities	12,941	12,309
Total non-current liabilities	15,385	15,124
Total liabilities	105,593	111,980
Shareholders' equity:
Undesignated preferred stock; 5,000 shares authorized, no shares issued and outstanding	0	0
Common stock, $0.01 par value; 142,500 shares authorized, 55,991 and 55,455 shares issued and outstanding, respectively	560	555
Additional paid-in capital	40,659	36,799
Retained earnings	48,495	20,623
Accumulated other comprehensive loss	(27)	0
Total shareholders' equity	89,687	57,977
Total liabilities and shareholders' equity	$ 195,280	$ 169,957