CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 27, 2015	Jun. 28, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings	$ 37,688	$ 30,115
Adjustments to reconcile net earnings attributable to controlling interest:
Depreciation	18,406	15,644
Amortization of intangibles	1,888	1,194
Expense associated with share-based compensation arrangements	874	932
Excess tax benefits from share-based compensation arrangements	(33)	0
Expense associated with stock grant plans	53	58
Deferred income taxes (credit)	3	46
Equity in earnings of investee	(195)	(129)
Net gain on disposition and impairment of assets	(162)	(931)
Changes in:
Accounts receivable	(104,929)	(105,695)
Inventories	9,806	10,776
Accounts payable and cash overdraft	45,798	47,343
Accrued liabilities and other	27,625	23,451
NET CASH FROM OPERATING ACTIVITIES	36,822	22,804
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(27,756)	(20,100)
Proceeds from sale of property, plant and equipment	1,085	1,754
Acquisitions, net of cash received	(2,584)	(7,135)
Purchase of remaining noncontrolling interest in subsidiary	(1,256)	0
Advances of notes receivable	(3,083)	(3,287)
Collections on notes receivable	7,059	888
Cash restricted as to use	(305)	0
Other, net	(58)	(135)
NET CASH FROM INVESTING ACTIVITIES	(26,898)	(28,015)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings under revolving credit facilities	259,734	190,301
Repayments under revolving credit facilities	(235,993)	(179,907)
Debt issuance costs	(9)	(9)
Proceeds from issuance of common stock	724	201
Distributions to noncontrolling interest	(1,250)	(1,101)
Dividends paid to shareholders	(8,050)	(4,214)
Repurchase of common stock	(77)	0
Excess tax benefits from share-based compensation arrangements	33	0
NET CASH FROM FINANCING ACTIVITIES	15,112	5,271
Effect of exchange rate changes on cash	(280)	(60)
NET CHANGE IN CASH AND CASH EQUIVALENTS	24,756	0
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR	0	0
CASH AND CASH EQUIVALENTS, END OF PERIOD	24,756	0
SUPPLEMENTAL INFORMATION:
Interest paid	2,430	2,155
Income taxes paid	1,375	6,532
NON-CASH INVESTING ACTIVITIES
Other receivables exchanged for notes receivable	0	2,768
Notes receivable exchanged for property	389	0
NON-CASH FINANCING ACTIVITIES:
Common stock issued under deferred compensation plans	$ 2,728	$ 2,122