Condensed Consolidated Cash Flow Statements (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 01, 2012	Apr. 03, 2011
Cash flows from operating activities:
Net income	$ 24,275	$ 21,890
Adjustments to reconcile net income to net cash provided by (used for) operating activities:
Depreciation and amortization	12,157	12,860
Share-based compensation	2,977	2,925
Provision for inventory obsolescence	2,491	878
Pension funding less than pension expense	756	1,613
Income from equity method investment	(2,741)	(3,862)
Tax benefit related to share-based compensation	(4,119)	(1,668)
Changes in operating assets and liabilities, net of the effects of currency exchange rate changes and acquired businesses:
Receivables	11,904	(12,431)
Inventories	(4)	(24,622)
Accounts payable	(5,634)	10,528
Accrued liabilities	(30,141)	(30,638)
Accrued taxes	5,105	7,347
Other assets	(215)	(794)
Other liabilities	(4,063)	347
Net cash provided by (used for) operating activities	12,748	(15,627)
Cash flows from investing activities:
Capital expenditures	(7,557)	(6,798)
Cash used to acquire businesses, net of cash acquired	(587)	(23,192)
Proceeds from disposal of tangible assets		1,136
Net cash used for investing activities	(8,144)	(28,854)
Cash flows from financing activities:
Payments under share repurchase program	(25,000)
Cash dividends paid	(2,409)	(2,392)
Payments under borrowing arrangements	(600)
Proceeds from exercise of stock options	2,179	3,952
Tax benefit related to share-based compensation	4,119	1,668
Net cash provided by (used for) financing activities	(21,711)	3,228
Effect of currency exchange rate changes on cash and cash equivalents	4,408	5,685
Increase (decrease) in cash and cash equivalents	(12,699)	(35,568)
Cash and cash equivalents, beginning of period	382,716	358,653
Cash and cash equivalents, end of period	$ 370,017	$ 323,085