Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 29, 2012	Oct. 01, 2011
Current Assets:
Cash and cash equivalents	$ 79,852	$ 104,095
Accounts receivable, net of allowances for doubtful accounts of $2,247 and $1,534, respectively	84,119	82,510
Unbilled accounts receivable	51,306	54,554
Inventories	67,979	65,987
Prepaid expenses and other current assets	6,982	4,354
Deferred income taxes	10,665	12,556
Total current assets	300,903	324,056
Property and equipment, net	61,653	56,252
Goodwill	16,239	16,027
Other intangible assets, net	23,077	25,843
Other assets	4,696	4,568
Deferred income taxes	2,870	1,113
Total assets	409,438	427,859
Current Liabilities:
Short-term borrowings	230	40,285
Accounts payable	33,744	27,794
Accrued payroll and related costs	30,731	33,577
Advance payments from customers	65,833	63,307
Accrued warranty costs	3,984	5,290
Accrued income taxes	3,510	5,453
Deferred income taxes	2,627	2,285
Other accrued liabilities	19,573	17,623
Total current liabilities	160,232	195,614
Deferred income taxes	8,671	9,190
Non-current accrued income taxes	1,666	5,106
Pension benefit plan obligation	7,761	2,691
Other long-term liabilities	4,389	4,410
Total liabilities	182,719	217,011
Shareholders' Investment:
Common stock, $.25 par; 64,000 shares authorized: 15,640 and 15,632 shares issued and outstanding as of September 29, 2012 and October 1, 2011, respectively	3,910	3,908
Additional paid-in capital	652	5,319
Retained earnings	211,256	185,332
Accumulated other comprehensive income	10,901	16,289
Total shareholders' investment	226,719	210,848
Total liabilities and shareholders' investment	$ 409,438	$ 427,859