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CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($)
$ in Thousands
Sep. 26, 2020
Dec. 31, 2019
Current Assets    
Cash $ 29,650 $ 35,420
Short-term investments 103,977 129,488
Trade receivables, net 58,220 52,640
Gross inventories (Note 4) 63,926 79,011
Less LIFO reserve (47,331) (47,137)
Less excess and obsolescence reserve (3,016) (3,573)
Net inventories 13,579 28,301
Prepaid expenses and other current assets 7,548 3,467
Total Current Assets 212,974 249,316
Property, plant and equipment 378,182 372,482
Less allowances for depreciation (317,757) (298,568)
Net property, plant and equipment 60,425 73,914
Deferred income taxes 2,266 5,393
Other assets 34,903 20,338
Total Assets 310,568 348,961
Current Liabilities    
Trade accounts payable and accrued expenses 27,561 29,771
Contract liabilities with customers (Note 3) 1,203 9,623
Product liability 959 735
Employee compensation and benefits 31,469 14,273
Workers' compensation 6,200 5,619
Income taxes payable 1,223
Total Current Liabilities 67,392 61,244
Product liability accrual 55 83
Lease liability (Note 5) 1,839 2,176
Contingent liabilities (Note 13)
Stockholders' Equity    
Additional paid-in capital 41,783 38,683
Retained earnings 320,896 368,205
Less: Treasury stock - at cost 2020 - 6,709,898 shares 2019 - 6,709,898 shares (145,590) (145,590)
Total Stockholders' Equity 241,282 285,458
Total Liabilities and Stockholders' Equity 310,568 348,961
Nonvoting Common Stock [Member]    
Stockholders' Equity    
Common Stock
Common Stock [Member]    
Stockholders' Equity    
Common Stock $ 24,193 $ 24,160