CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012
Cash Flows from Operating Activities:
Net income	$ 61,301	$ 55,662
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	7,417	5,973
Provision for doubtful accounts	101	195
Provision (benefit) for deferred income taxes	236	(1,562)
Provision for non-cash stock compensation	769	750
Foreign exchange gain		(2,987)
Changes in assets and liabilities:
Accounts receivable	(38,623)	(16,375)
Inventories	(3,722)	(18,437)
Prepaids and other current assets	(543)	(1,169)
Other assets	(256)	(257)
Accounts payable	2,493	7,087
Accrued compensation and other liabilities	7,668	(279)
Cash provided by operating activities	36,841	28,601
Cash Flows from Investing Activities:
Property, plant and equipment additions	(12,949)	(14,437)
Acquisition	(1,897)
Cash used in investing activities	(14,846)	(14,437)
Cash Flows from Financing Activities:
Proceeds from exercise of stock options	503	1,388
Other stock related activity	793	1,455
Purchase and cancellation of common stock	(2,664)	(1,203)
Cash (used in) provided by financing activities	(1,368)	1,640
Effect of Exchange Rate Changes on Cash and Cash Equivalents		71
Net Increase in Cash and Cash Equivalents	20,627	15,875
Cash and Cash Equivalents, Beginning of Period	27,708	50,196
Cash and Cash Equivalents, End of Period	48,335	66,071
Supplemental Cash Flow Information
Cash paid for interest expense	150	165
Cash paid for income taxes	$ 31,325	$ 26,872