Consolidated Balance Sheets - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 625,758,000	$ 391,332,000
Notes receivable	9,076,000	535,000
Accounts receivable, less allowances of $11,162 at 2020 and $8,109 at 2019	506,305,000	544,257,000
Inventories:
Finished goods	264,785,000	326,839,000
Work in process	24,594,000	28,250,000
Raw materials and supplies	98,277,000	109,132,000
Total inventories	387,656,000	464,221,000
Other current assets	53,420,000	52,635,000
Total current assets	1,582,215,000	1,452,980,000
Property, plant and equipment:
Land and land improvements	57,941,000	53,516,000
Buildings	355,564,000	344,142,000
Machinery and equipment	2,154,000,000	2,042,578,000
Molds, cores and rings	266,671,000	262,444,000
Total property, plant and equipment	2,834,176,000	2,702,680,000
Less: Accumulated depreciation	1,756,552,000	1,655,438,000
Property, plant and equipment, net	1,077,624,000	1,047,242,000
Operating lease right-of-use assets, net of accumulated amortization of $46,045 at 2020 and $26,121 at 2019	91,884,000	80,752,000
Goodwill	18,851,000	18,851,000
Intangibles, net of accumulated amortization of $143,097 at 2020 and $123,735 at 2019	95,376,000	111,356,000
Deferred income tax assets	30,572,000	29,336,000
Investment in joint venture	53,494,000	48,912,000
Other assets	21,557,000	12,909,000
Total assets	2,971,573,000	2,802,338,000
Current liabilities:
Short-term borrowings	15,614,000	12,296,000
Accounts payable	297,578,000	276,732,000
Accrued liabilities	308,287,000	302,477,000
Income taxes payable	2,254,000	2,304,000
Current portion of long-term debt and finance leases	24,377,000	10,265,000
Total current liabilities	648,110,000	604,074,000
Long-term debt and finance leases	314,265,000	309,148,000
Noncurrent operating leases	71,391,000	55,371,000
Postretirement benefits other than pensions	221,395,000	227,216,000
Pension benefits	152,110,000	126,707,000
Other long-term liabilities	152,242,000	149,065,000
Deferred income tax liabilities	1,469,000	3,024,000
Equity:
Preferred stock, $1 par value; 5,000,000 shares authorized; none issued	0	0
Common stock, $1 par value; 300,000,000 shares authorized; 87,850,292 shares issued at 2020 and 2019	87,850,000	87,850,000
Capital in excess of par value	20,815,000	22,175,000
Retained earnings	2,646,567,000	2,524,963,000
Accumulated other comprehensive loss	(446,909,000)	(447,580,000)
Parent stockholders' equity before treasury stock	2,308,323,000	2,187,408,000
Treasury Stock, Value	(919,424,000)	(922,783,000)
Total parent stockholders' equity	1,388,899,000	1,264,625,000
Noncontrolling shareholders' interests in consolidated subsidiaries	21,692,000	63,108,000
Total equity	1,410,591,000	1,327,733,000
Total liabilities and equity	$ 2,971,573,000	$ 2,802,338,000