CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 24, 2016
Cash flows from operating activities:
Net earnings	$ 123,949	$ 107,134
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization	63,500	61,242
Noncash loss on trading securities	395	973
Stock-based compensation	7,300	6,572
Change in fair value of contingent consideration	0	(3,527)
Defined benefit pension plan expense	481	1,486
Contribution to defined benefit pension plan	(26,064)	(712)
Change in restricted cash - pension plan trust	12,568	(13,652)
(Gain)/loss on sale of property, plant and equipment	(732)	250
Equity in earnings of nonconsolidated subsidiaries	0	0
Deferred income taxes	79	(1,534)
Changes in assets and liabilities:
Receivables	(39,584)	16,436
Inventories	(41,545)	(34,413)
Prepaid expenses and other assets	(11,636)	(10,624)
Accounts payable	28,895	(11,338)
Accrued expenses	20,157	3,272
Other noncurrent liabilities	(1,627)	240
Income taxes refundable	(1,732)	4,831
Net cash flows from operating activities	134,404	127,254
Cash flows from investing activities:
Purchase of property, plant and equipment	(39,898)	(42,233)
Proceeds from sale of assets	1,575	3,938
Payments to Acquire Businesses, Net of Cash Acquired	(5,362)	0
Proceeds from settlement of net investment hedge	5,123	0
Other, net	(3,462)	(2,824)
Net cash flows from investing activities	(42,024)	(41,119)
Cash flows from financing activities:
Net borrowings under short-term agreements	(549)	(128)
Principal payments on long-term borrowings	(658)	(1,563)
Dividends paid	(25,386)	(25,604)
Dividends to noncontrolling interest	(3,895)	(2,527)
Purchase of noncontrolling interest	0	(11,009)
Purchase of treasury shares	0	(46,581)
Proceeds from exercises under stock plans	12,446	6,509
Purchase of common treasury shares—stock plan exercises	(3,929)	(1,453)
Net cash flows from financing activities	(21,971)	(82,356)
Effect of exchange rate changes on cash and cash equivalents	23,133	(3,478)
Net change in cash and cash equivalents	93,542	301
Cash and cash equivalents—beginning of year	399,948	349,074
Cash and cash equivalents—end of period	493,490	349,375
Restructuring Costs	$ 0	$ 618