Consolidated Balance Sheets - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 371,684,000	$ 504,423,000
Notes receivable	13,753,000	7,485,000
Accounts receivable, less allowances of $7,570 at 2017 and $7,290 at 2016	428,060,000	409,913,000
Inventories:
Finished goods	365,672,000	338,887,000
Work in process	31,000,000	29,922,000
Raw materials and supplies	115,085,000	101,342,000
Total inventories	511,757,000	470,151,000
Other current assets	63,063,000	28,546,000
Total current assets	1,388,317,000	1,420,518,000
Property, plant and equipment:
Land and land improvements	52,683,000	47,767,000
Buildings	311,199,000	282,960,000
Machinery and equipment	1,890,210,000	1,742,449,000
Molds, cores and rings	220,528,000	224,662,000
Total property, plant and equipment	2,474,620,000	2,297,838,000
Less: Accumulated depreciation	1,507,873,000	1,433,611,000
Property, plant and equipment, net	966,747,000	864,227,000
Goodwill	54,613,000	52,705,000
Intangibles, net of accumulated amortization of $93,353 at 2017 and $77,321 at 2016	133,256,000	140,751,000
Restricted cash	1,422,000	1,327,000
Deferred income tax assets	58,665,000	133,879,000
Other assets	4,715,000	5,988,000
Total assets	2,607,735,000	2,619,395,000
Current liabilities:
Notes payable	39,450,000	26,286,000
Accounts payable	277,060,000	282,416,000
Accrued liabilities	180,476,000	183,804,000
Income taxes payable	6,954,000	5,887,000
Current portion of long-term debt	1,413,000	2,421,000
Total current liabilities	505,353,000	500,814,000
Long-term debt	295,987,000	297,094,000
Postretirement benefits other than pensions	256,888,000	247,227,000
Pension benefits	219,534,000	285,852,000
Other long-term liabilities	144,217,000	156,924,000
Deferred income tax liabilities	0	1,248,000
Equity:
Common stock, $1 par value; 300,000,000 shares authorized; 87,850,292 shares issued at 2017 and 2016	87,850,000	87,850,000
Capital in excess of par value	20,740,000	25,876,000
Retained earnings	2,394,372,000	2,321,424,000
Accumulated other comprehensive loss	(478,478,000)	(545,151,000)
Parent stockholders' equity before treasury stock	2,024,484,000	1,889,999,000
Less: Common shares in treasury at cost (36,908,553 at 2017 and 34,850,512 at 2016)	(897,388,000)	(813,985,000)
Total parent stockholders’ equity	1,127,096,000	1,076,014,000
Noncontrolling shareholders’ interests in consolidated subsidiaries	58,660,000	54,222,000
Total equity	1,185,756,000	1,130,236,000
Total liabilities and equity	$ 2,607,735,000	$ 2,619,395,000