Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 03, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 548,520	$ 580,893
Trade accounts and notes receivable, net of allowance for doubtful accounts of $2,718 and $2,384	282,649	264,392
Inventories, net	358,819	323,944
Deferred tax charges and refundable income taxes	20,227	21,136
Other current assets	34,391	43,892
Total current assets	1,244,606	1,234,257
Property, plant and equipment, net of accumulated depreciation of $592,146 and $574,257	542,605	525,367
Other assets:
Right-of-use assets	48,057	45,924
Goodwill	747,518	748,037
Intangible assets, net of accumulated amortization of $457,862 and $445,795	325,454	337,632
Deferred tax assets and other noncurrent tax assets	14,684	14,519
Other	10,615	11,960
Total assets	2,933,539	2,917,696
Current liabilities:
Accounts payable	93,045	81,618
Accrued payroll and related benefits	49,554	94,364
Other accrued liabilities	81,981	82,648
Income taxes payable	41,691	43,996
Total current liabilities	266,271	302,626
Long-term debt, excluding current maturities, net of unamortized discount and debt issuance costs of $8,814 and $9,217	1,086,186	1,085,783
Pension benefit obligations and other liabilities	36,663	36,457
Deferred tax liabilities and other noncurrent tax liabilities	73,133	73,606
Long-term lease liability	42,953	39,730
Commitments and contingent liabilities	0	0
Equity:
Preferred stock, par value $.01; 5,000,000 shares authorized; none issued and outstanding as of April 3, 2021 and December 31, 2020	0	0
Common stock, par value $.01; 400,000,000 shares authorized; issued and outstanding shares as of April 3, 2021: 135,395,571 and 135,193,171, respectively; issued and outstanding shares as of December 31, 2020: 135,148,774 and 134,946,374, respectively	1,354	1,351
Treasury stock, at cost: 202,400 shares held as of April 3, 2021 and December 31, 2020	(7,112)	(7,112)
Additional paid-in capital	837,622	844,850
Retained earnings	637,574	577,833
Accumulated other comprehensive loss	(41,105)	(37,428)
Total equity	1,428,333	1,379,494
Total liabilities and equity	$ 2,933,539	$ 2,917,696