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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Current Assets    
Cash and cash equivalents $ 20,147 $ 35,420
Short-term investments 121,007 129,488
Trade receivables, net 57,876 52,640
Gross inventories 80,487 79,011
Less LIFO reserve (48,016) (47,137)
Less excess and obsolescence reserve (3,394) (3,573)
Net inventories 29,077 28,301
Prepaid expenses and other current assets 6,266 3,467
Total Current Assets 234,373 249,316
Property, Plant, and Equipment 393,843 372,482
Less allowances for depreciation (323,110) (298,568)
Net property, plant and equipment 70,733 73,914
Deferred income taxes 1,530 5,393
Other assets 41,622 20,338
Total Assets 348,258 348,961
Current Liabilities    
Trade accounts payable and accrued expenses 37,078 29,771
Contract liabilities with customers (Note 3) 84 9,623
Product liability 1,052 735
Employee compensation and benefits 37,275 14,273
Workers' compensation 6,272 5,619
Income taxes payable 1,223
Total Current Liabilities 81,761 61,244
Lease liability (Note 8) 1,724 2,176
Product liability accrual 74 83
Contingent liabilities (Note 20)
Stockholders' Equity    
Additional paid-in capital 43,468 38,683
Retained earnings 342,615 368,205
Less: Treasury stock - at cost 2020 - 6,709,898 shares 2019 - 6,709,898 shares (145,590) (145,590)
Total Stockholders' Equity 264,699 285,458
Total Liabilities and Stockholders' Equity 348,258 348,961
Voting Common Stock [Member]    
Stockholders' Equity    
Common stock $ 24,206 $ 24,160