CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Apr. 01, 2017
Cash flows from operating activities:
Net earnings	$ 40,480	$ 39,961
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization	21,178	20,827
Noncash loss on trading securities	71	70
Stock-based compensation	2,775	2,494
Defined benefit pension plan expense	(594)	154
Contribution to defined benefit pension plan	(731)	(25,379)
(Gain)/loss on sale of property, plant and equipment	(280)	(102)
Equity in earnings of nonconsolidated subsidiaries	0	0
Deferred income taxes	4,819	14,065
Changes in assets and liabilities:
Receivables	29,794	(12,729)
Inventories	(1,201)	(34,817)
Prepaid expenses and other assets	(32,025)	(9,798)
Accounts payable	(29,449)	14,124
Accrued expenses	(6,407)	14,020
Other noncurrent liabilities	440	612
Income taxes refundable	3,033	(87)
Net cash flows from operating activities	33,048	23,415
Cash flows from investing activities:
Purchase of property, plant and equipment	(16,248)	(14,168)
Proceeds from sale of assets	714	302
Payments to Acquire Businesses, Net of Cash Acquired	(4,800)	0
Loss from settlement of net investment hedge	(863)	0
Other, net	(1,782)	(1,715)
Net cash flows from investing activities	(22,979)	(15,581)
Cash flows from financing activities:
Borrowings under short-term agreements	219	198
Principal payments on long-term borrowings	(249)	(215)
Dividends paid	(8,510)	(8,445)
Dividends to noncontrolling interest	(1,281)	(422)
Purchase of noncontrolling interest	(5,510)	0
Purchase of treasury shares	(14,790)	0
Proceeds from exercises under stock plans	2,972	8,894
Purchase of common treasury shares—stock plan exercises	(1,504)	(2,870)
Net cash flows from financing activities	(28,653)	(2,860)
Effect of exchange rate changes on cash and cash equivalents	5,442	7,726
Net change in cash and cash equivalents	(13,142)	12,700
Cash, cash equivalents, and restricted cash—beginning of year	492,805	412,516
Cash, cash equivalents, and restricted cash—end of period	479,663	425,216
Restructuring Costs	$ 1,145	$ 0