Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
Operating activities:
Net income	$ 61,006	$ 32,658
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	20,648	16,721
Amortization	16,211	18,657
Share-based compensation expense	4,994	4,653
Provision for deferred income taxes	(64)	6
Other	5,627	5,688
Changes in operating assets and liabilities:
Trade accounts and notes receivable	(43,995)	(9,109)
Inventories	(18,205)	(2,131)
Accounts payable and accrued liabilities	(38,020)	(45,019)
Other current assets	5,825	17,778
Income taxes payable and refundable income taxes	(225)	(42,873)
Other	(2,399)	433
Net cash provided by (used in) operating activities	11,403	(2,538)
Investing activities:
Acquisition of property, plant and equipment	(22,585)	(34,465)
Payments to Acquire Businesses, Net of Cash Acquired	75,630	49,789
Other	5	197
Net cash used in investing activities	(98,210)	(84,057)
Financing activities:
Proceeds from short-term borrowings and long-term debt	217,000	0
Payments of long-term debt	(75,000)	(1,000)
Payments of Dividends	10,847	9,470
Issuance of common stock	551	917
Repurchase of common stock	(29,564)	(35,321)
Taxes paid related to net share settlement of equity awards	(11,440)	(7,727)
Deferred acquisition payments	16,125	0
Other	(2,890)	(250)
Net cash provided by (used in) financing activities	71,685	(52,851)
Effect of exchange rate changes on cash and cash equivalents	(1,712)	(256)
Decrease in cash and cash equivalents	(16,834)	(139,702)
Cash and cash equivalents at beginning of period	351,911	482,062
Cash and cash equivalents at end of period	335,077	342,360
Supplemental Cash Flow Information
Deferred acquisition payments	1,451	14,001
Contingent consideration obligation	0	686
Equipment purchases in accounts payable	6,689	7,486
Dividends Payable	89	65
Schedule of interest and taxes paid
Interest paid	15,296	17,124
Income taxes paid, net of refunds received	$ 7,997	$ 47,770