Consolidated Statements of Cash Flows (unaudited) (USD $) In Thousands	9 Months Ended
	Jul. 02, 2011	Jul. 03, 2010
Cash flows from operating activities:
Net income	$ 36,050	$ 10,016
Adjustments to reconcile net income to net cash provided by operating activities:
Stock-based compensation	2,225	1,671
Net periodic pension benefit cost	541	304
Depreciation and amortization	9,650	9,480
Deferred income taxes	(36)	1,506
Bad debt provision	634	(148)
Changes in operating assets and liabilities:
Accounts and unbilled contracts receivable	(29,696)	13,655
Inventories	(13,653)	(1,962)
Prepaid expenses	(380)	(1,022)
Accounts payable	7,137	833
Accrued payroll and related costs	(469)	3,906
Advance payments from customers	17,783	(623)
Accrued warranty costs	(1,877)	(1,389)
Other assets and liabilities	7,596	(2,944)
Net cash provided by operating activities	35,505	33,283
Cash flows from investing activities:
Purchases of property and equipment	(7,552)	(8,423)
Purchase of business	0	(6,748)
Net cash used in investing activities	(7,552)	(15,171)
Cash flows from financing activities:
Net receipts under short-term borrowings	2	74
Cash dividends	(9,300)	(9,814)
Proceeds from exercise of stock options and employee stock purchase plan	12,384	773
Payments to purchase and retire common stock	(9,711)	(10,701)
Net cash used in financing activities	(6,625)	(19,668)
Effect of exchange rate on changes in cash	3,362	(12,614)
Net increase (decrease) in cash and cash equivalents	24,690	(14,170)
Cash and cash equivalents, at beginning of period	76,611	118,885
Cash and cash equivalents, at end of period	101,301	104,715
Cash paid during the period for -
Interest	989	1,150
Income taxes	$ 3,876	$ 7,692