CONSOLIDATED CONDENSED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
CURRENT ASSETS:
Cash and cash equivalents	$ 34,422	$ 31,901
Trade accounts receivable, net	244,610	255,350
Inventories	470,136	490,757
Prepaid expenses and other current assets	43,193	44,857
TOTAL CURRENT ASSETS	792,361	822,865
OTHER ASSETS	82,560	66,788
DEFERRED TAX ASSETS	10,942	9,189
INTANGIBLE ASSETS, NET	16,883	18,867
GOODWILL	406,053	416,175
PROPERTY, PLANT, AND EQUIPMENT:
Land	35,894	36,787
Buildings	319,472	318,463
Machinery and equipment	700,030	688,003
Construction in progress	28,656	34,772
Property, plant, and equipment, gross	1,084,052	1,078,025
Less accumulated depreciation	(614,294)	(586,969)
Property, plant, and equipment, net	469,758	491,056
TOTAL ASSETS	1,778,557	1,824,940
CURRENT LIABILITIES:
Trade accounts payable	103,557	131,812
Accrued salaries, wages, and withholdings from employees	21,208	23,410
Other accrued expenses	44,391	31,198
Income taxes	2,828	8,234
Short-term borrowings	20,207	20,046
TOTAL CURRENT LIABILITIES	192,191	214,700
DEFERRED TAX LIABILITIES	28,159	28,976
OTHER LIABILITIES	20,568	8,554
ACCRUED EMPLOYEE AND RETIREE BENEFITS	23,999	23,210
LONG-TERM DEBT	616,967	689,553
SHAREHOLDERS' EQUITY:
Common stock	5,396	5,396
Additional paid-in capital	98,347	101,663
Earnings reinvested in the business	1,569,564	1,516,243
Treasury stock, at cost	(595,324)	(597,800)
Accumulated other comprehensive loss	(181,310)	(165,555)
TOTAL SHAREHOLDERS' EQUITY	896,673	859,947
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 1,778,557	$ 1,824,940