CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 29, 2023	Dec. 31, 2022
Current Assets:
Cash and cash equivalents	$ 616,217	$ 197,648
Allowance for doubtful accounts	(18,134)	(16,119)
Accounts receivable, other	52,852	54,631
Inventories	320,401	347,545
Prepaid expenses and other current assets	91,309	94,263
Total current assets	1,676,475	1,245,801
Property, plant and equipment, net	1,204,843	1,183,730
Right-of-use assets - operating leases	123,635	140,588
Leased property under financing leases, net	5,196	6,431
Other assets	133,960	115,892
Goodwill	165,903	165,903
Total assets	4,141,282	3,709,545
Current Liabilities:
Current portion of obligations under operating leases	26,074	27,635
Current portion of obligations under financing leases	2,440	2,303
Other accrued liabilities	218,701	198,300
Accrued compensation	125,719	126,921
Accrued interest payable	5,842	2,677
Dividends payable	0	32,808
Total current liabilities	907,833	905,156
Deferred income taxes	143,907	150,222
Pension and postretirement benefit obligations	53,294	60,323
Other liabilities	803,549	753,357
Noncurrent portion of obligations under operating leases	103,578	118,763
Noncurrent portion of obligations under financing leases	5,670	7,519
Long-term debt	599,123	598,817
Total liabilities	2,616,954	2,594,157
Commitments and Contingencies
Equity:
Additional paid-in capital	135,953	135,953
Retained earnings	1,435,627	1,112,462
Accumulated other comprehensive income (loss)	938	(84,837)
Total equity	1,524,328	1,115,388
Total liabilities and equity	4,141,282	3,709,545
Nonrelated Party
Current Assets:
Accounts receivable	558,133	532,047
Current Liabilities:
Accounts payable	348,370	351,729
Related Party
Current Assets:
Accounts receivable	55,697	35,786
Current Liabilities:
Accounts payable	180,687	162,783
Common Stock
Equity:
Common Stock	11,431	11,431
Treasury stock, at cost	(60,845)	(60,845)
Class B Common Stock
Equity:
Common Stock	1,633	1,633
Treasury stock, at cost	(409)	(409)
Distribution agreements, net
Current Assets:
Intangible assets, net	823,366	842,035
Customer lists, net
Current Assets:
Intangible assets, net	$ 7,904	$ 9,165