CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Oct. 01, 2016
Cash flows from operating activities--
Net earnings	$ 222,942	$ 203,280
Adjustments to reconcile net earnings to net cash provided by operating activities--
Depreciation and amortization	49,276	44,409
Non-cash share-based compensation	6,478	17,346
Deferred taxes	21,369	19,325
Gain (Loss) on Disposition of Assets	(12,042)	0
Gain (Loss) on Sale of Assets and Asset Impairment Charges	2,894	0
Changes in assets and liabilities, net of acquisitions
Accounts receivable, net	13,834	(35,984)
Inventories, net	(19,967)	(35,229)
Prepaid expenses and other assets	(3,359)	(8,354)
Accounts payable	(17,639)	(12,933)
Accrued expenses and other liabilities	(58,894)	(16,763)
Net cash provided by operating activities	204,892	175,097
Cash flows from investing activities--
Additions to property and equipment	(42,434)	(18,799)
Proceeds from Sale of Property Held-for-sale	14,278	0
Payments to Acquire Businesses, Net of Cash Acquired	(159,458)	(210,921)
Net cash (used in) investing activities	(187,614)	(229,720)
Cash flows from financing activities--
Net (repayments) proceeds under current revolving credit facilities	217,299	100,362
Net (repayments) proceeds under foreign bank loan	(1,062)	(25,954)
Proceeds from (Repayments of) Notes Payable	(26)	(26)
Repurchase of treasury stock	(224,996)	(4,418)
Excess tax benefit related to share-based compensation	0	(830)
Net cash (used in) provided by financing activities	(8,785)	62,880
Effect of exchange rates on cash and cash equivalents	4,748	(2,005)
Changes in cash and cash equivalents--
Net (decrease) increase in cash and cash equivalents	13,241	6,252
Cash and cash equivalents at beginning of year	68,485	$ 55,528
Cash and cash equivalents at end of quarter	81,726
Stock Issued During Period, Value, Acquisitions	$ 12,330