Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 625,408	$ 406,389
Trade accounts and notes receivable, net	183,434	165,675
Inventories, net	198,089	183,529
Deferred tax charges and refundable income taxes	18,012	20,140
Other current assets	32,665	24,398
Total current assets	1,057,608	800,131
Property, plant and equipment, net	359,523	321,562
Other assets:
Goodwill	359,688	345,269
Intangible assets, net	182,430	217,548
Deferred tax assets and other noncurrent tax assets	9,103	8,022
Other	7,820	7,000
Total assets	1,976,172	1,699,532
Current liabilities:
Long-term debt, current maturities	100,000	100,000
Accounts payable	68,762	61,617
Accrued payroll and related benefits	64,860	54,317
Other accrued liabilities	34,514	29,213
Income taxes payable	22,835	16,424
Total current liabilities	290,971	261,571
Long-term debt, excluding current maturities	574,380	484,677
Pension benefit obligations and other liabilities	32,130	27,220
Deferred tax liabilities and other noncurrent tax liabilities	85,673	26,846
Commitments and contingent liabilities	0	0
Equity:
Preferred stock, par value $.01; 5,000,000 shares authorized; none issued and outstanding	0	0
Common stock, par value $.01; 400,000,000 shares authorized; issued and outstanding shares: 141,282,539 and 141,319, 964	1,413	1,413
Additional paid-in capital	867,699	859,778
Retained earnings (deficit)	147,418	92,303
Accumulated other comprehensive income	(23,512)	(54,276)
Total equity	993,018	899,218
Total liabilities and equity	$ 1,976,172	$ 1,699,532