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	$ 65,420	$ 70,702
Adjustments to reconcile net earnings to net cash provided by operating activities--
Depreciation and amortization	20,024	14,057
Non-cash share-based compensation	145	3,550
Deferred taxes	2,568	15,285
Changes in assets and liabilities, net of acquisitions
Accounts receivable, net	1,041	19,417
Inventories, net	(9,129)	(24,088)
Prepaid expenses and other assets	19,326	(7,400)
Accounts payable	(3,404)	(2,201)
Accrued expenses and other liabilities	(51,243)	(42,442)
Net cash provided by operating activities	44,748	46,880
Cash flows from investing activities--
Additions to property and equipment	(16,657)	(8,276)
Payments to Acquire Intangible Assets	(5,399)	0
Payments to Acquire Businesses, Net of Cash Acquired	(29,459)	(2,696)
Net cash (used in) investing activities	(51,515)	(10,972)
Cash flows from financing activities--
Proceeds from (Repayments of) Lines of Credit	18,482	(3,133)
Net (repayments) proceeds under foreign bank loan	(114)	(1,155)
Proceeds from (Repayments of) Notes Payable	(3)	(8)
Repurchase of treasury stock	0	(24,645)
Net cash (used in) provided by financing activities	18,365	(28,941)
Effect of exchange rates on cash and cash equivalents	2,038	1,124
Changes in cash and cash equivalents--
Net (decrease) increase in cash and cash equivalents	13,636	8,091
Cash and cash equivalents at beginning of year	89,654	68,485
Cash and cash equivalents at end of quarter	$ 103,290	$ 76,576