CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current Assets:
Cash and cash equivalents	$ 32,175	$ 25,740
Trade accounts receivable	282,265	261,121
Inventories	422,837	411,635
Prepaid expenses and other current assets	46,081	42,657
Total current assets	783,358	741,153
Other assets	104,439	92,952
Deferred tax assets	25,757	29,901
Intangible assets, net	14,486	14,975
Goodwill	415,328	420,034
Property, Plant, and Equipment:
Land	30,723	31,028
Buildings	314,237	315,207
Machinery and equipment	720,107	715,344
Construction in progress	37,721	32,801
Property, plant, and equipment, gross	1,102,788	1,094,380
Less accumulated depreciation	(657,537)	(647,902)
Property, plant, and equipment, net	445,251	446,478
Total assets	1,788,619	1,745,493
Current Liabilities:
Trade accounts payable	114,858	125,519
Accrued salaries, wages, and withholdings from employees	28,388	40,939
Other accrued expenses	45,903	46,292
Income taxes	17,759	11,016
Short-term borrowings	7,475	8,539
Total current liabilities	214,383	232,305
Deferred tax liabilities	14,178	14,349
Other liabilities	39,902	28,829
Accrued employee and retiree benefits	28,441	28,579
Long-term debt	530,005	503,006
Shareholders' Equity:
Common stock	5,396	5,396
Additional paid-in capital	112,973	111,352
Earnings reinvested in the business	1,650,588	1,630,713
Treasury stock, at cost	(632,382)	(634,408)
Accumulated other comprehensive loss	(174,865)	(174,628)
Total shareholders' equity	961,710	938,425
Total liabilities and shareholders' equity	$ 1,788,619	$ 1,745,493