CONSOLIDATED CONDENSED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
CURRENT ASSETS:
Cash and cash equivalents	$ 26,016	$ 25,865
Trade accounts receivable, net	216,197	194,509
Inventories	428,932	404,320
Prepaid expenses and other current assets	48,203	50,974
Assets held for sale	7,333	41,393
TOTAL CURRENT ASSETS	726,681	717,061
OTHER ASSETS	70,314	70,462
DEFERRED TAX ASSETS	13,127	12,120
INTANGIBLE ASSETS, NET	7,791	8,126
GOODWILL	400,414	383,568
PROPERTY, PLANT AND EQUIPMENT:
Land	34,249	33,015
Buildings	286,800	265,157
Machinery and equipment	697,038	643,869
Construction in progress	37,331	79,981
Property, plant and equipment, gross	1,055,418	1,022,022
Less accumulated depreciation	(575,412)	(545,499)
Property, plant and equipment, net	480,006	476,523
TOTAL ASSETS	1,698,333	1,667,860
CURRENT LIABILITIES:
Trade accounts payable	93,018	92,450
Accrued salaries, wages and withholdings from employees	22,823	26,502
Other accrued expenses	50,949	54,752
Income taxes	1,368	14,080
Short-term borrowings	20,385	20,578
Liabilities held for sale	0	5,313
TOTAL CURRENT LIABILITIES	188,543	213,675
DEFERRED INCOME TAXES	11,227	9,650
OTHER LIABILITIES	6,849	6,103
ACCRUED EMPLOYEE AND RETIREE BENEFITS	21,059	19,911
LONG-TERM DEBT	586,940	582,780
SHAREHOLDERS' EQUITY:
Common stock	5,396	5,396
Additional paid-in capital	110,452	107,686
Earnings reinvested in the business	1,396,336	1,378,923
Treasury stock, at cost	(467,492)	(442,799)
Accumulated other comprehensive loss	(160,977)	(213,465)
TOTAL SHAREHOLDERS' EQUITY	883,715	835,741
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 1,698,333	$ 1,667,860