Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 74,673	$ 76,858
Accounts receivable, less allowances (2023 - $5,461; 2022 - $5,222)	311,977	291,883
Inventories	294,872	283,402
Prepaid expenses and other current assets	85,395	80,161
Total current assets	766,917	732,304
Deferred income taxes	12,138	18,028
Property, plant and equipment	930,171	906,980
Less accumulated depreciation	(609,710)	(586,841)
Property, plant and equipment, net	320,461	320,139
Goodwill	842,152	835,472
Other intangible assets, net	422,922	442,492
Other assets	76,089	65,295
Total assets	2,440,679	2,413,730
Current liabilities
Notes and overdrafts payable	8,011	8
Accounts payable	144,137	145,060
Accrued liabilities	181,121	158,568
Long-term debt - current	1,487	1,437
Total current liabilities	334,756	305,073
Long-term debt	564,930	569,639
Accrued retirement benefits	44,852	54,352
Deferred income taxes	61,422	62,562
Long-term tax liability	21,714	39,086
Other liabilities	36,018	36,691
Commitments and contingencies (Note 15)
Stockholders' equity
Common stock - par value $0.01 per share Authorized: 150,000,000 shares Issued: at par value (2023 - 64,525,558 shares; 2022 - 64,481,493 shares)	645	645
Additional paid-in capital	532,414	529,791
Treasury stock, at cost (2023 - 13,899,665 shares; 2022 - 13,890,802 shares)	(531,883)	(531,507)
Retained earnings	1,582,055	1,567,898
Accumulated other non-owner changes to equity	(206,244)	(220,500)
Total stockholders' equity	1,376,987	1,346,327
Total liabilities and stockholders' equity	$ 2,440,679	$ 2,413,730

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all domestic and foreign income tax obligations due beyond one year or the operating cycle, whichever is longer. Alternate captions include income taxes payable, noncurrent.