Consolidated Condensed Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013
Operating activities
Net earnings	$ 88,773	$ 93,495
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	132,344	125,611
(Gain) loss on disposal of property and equipment	(65)	118
Accretion of interest on convertible debentures	2,930	2,709
Inventory write-offs for obsolescence	15,101	14,476
U.S. pension settlement charges	15,588	0
Other	4,215	(11,986)
Net change in operating assets and liabilities, net of effects of businesses acquired	(61,875)	(44,862)
Net cash provided by operating activities	197,011	179,561
Investing activities
Capital expenditures	(90,507)	(91,591)
Proceeds from sale of property and equipment	2,345	3,866
Purchase of businesses, net of cash acquired	(198,186)	(23,034)
Purchase of short-term investments	(335,341)	(424,940)
Maturity of short-term investments	330,734	284,814
Other investing activities	1,734	1,246
Net cash provided by (used in) investing activities	(289,221)	(249,639)
Financing activities
Issuance costs	0	(4,558)
Principal payments on long-term debt and capital leases	(11)	(21)
Net proceeds (payments) on revolving credit lines	73,000	21,000
Net changes in short-term borrowings	14	(142)
Excess tax benefit from RSUs vested	0	456
Proceeds from stock options exercised	50	0
Distributions to noncontrolling interests	(547)	(240)
Other financing activities	(1,323)	0
Net cash provided by (used in) financing activities	44,642	16,495
Effect of exchange rate changes on cash and cash equivalents	(17,478)	939
Net increase (decrease) in cash and cash equivalents	(65,046)	(52,644)
Cash and cash equivalents at beginning of period	640,348	697,595
Cash and cash equivalents at end of period	575,302	644,951
Common Stock [Member]
Financing activities
Dividends and Interest Paid	(24,358)	0
Class B Convertible Common Stock [Member]
Financing activities
Dividends and Interest Paid	$ (2,183)	$ 0