CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 24, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings	$ 90,877	$ 83,257
Adjustments to reconcile net earnings to net cash from operating activities:
Depreciation	36,010	29,014
Amortization of intangibles	3,549	1,868
Expense associated with share-based compensation arrangements	1,978	1,568
Expense associated with stock grant plans	144	105
Deferred income taxes (credits)	117	(53)
Equity in earnings of investee	(25)	(241)
Net (gain) loss on disposition and impairment of assets	(437)	94
Changes in:
Accounts receivable	(121,688)	(69,357)
Inventories	(820)	21,683
Accounts payable and cash overdraft	53,424	35,026
Accrued liabilities and other	34,221	33,413
NET CASH FROM OPERATING ACTIVITIES	97,350	136,377
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(57,189)	(35,723)
Proceeds from sale of property, plant and equipment	2,121	516
Acquisitions, net of cash received	(59,859)	(66,615)
Repayments of debt of acquiree		(92,830)
Purchase of remaining noncontrolling interest, net of cash received		(1,100)
Cash contributed from noncontrolling interest	464
Advances of notes receivable	(234)	(5,400)
Collections on notes receivable	1,334	5,819
Purchases of investments	(12,155)	(4,468)
Proceeds from sale of investments	4,227	1,395
Other	(84)	(1,733)
NET CASH USED IN INVESTING ACTIVITIES	(121,375)	(200,139)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings under revolving credit facilities	610,038	52,479
Repayments under revolving credit facilities	(573,829)	(27,177)
Proceeds from issuance of common stock	476	396
Dividends paid to shareholders	(9,207)	(8,529)
Distributions to noncontrolling interest	(3,272)	(3,160)
Repurchase of common stock	(12,976)
Other		(28)
NET CASH FROM (USED IN) FINANCING ACTIVITIES	11,230	13,981
Effect of exchange rate changes on cash	1,255	(969)
NET CHANGE IN CASH AND CASH EQUIVALENTS	(11,540)	(50,750)
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, BEGINNING OF YEAR	34,489	88,342
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, END OF PERIOD	$ 22,949	$ 37,592