Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 507	$ 301
Receivables less allowance of $240 and $220 for fiscal 2017 and 2016, respectively	24,227	22,359
Receivable for insured losses	0	32
Inventories	20,359	20,645
Prepaid expenses	1,901	1,807
Refundable income taxes	57	739
Total current assets	47,051	45,883
Property, plant and equipment
Land and improvements	2,781	2,781
Buildings and improvements	20,574	20,531
Machinery and equipment	78,062	77,366
Mining properties	11,792	8,776
Less accumulated depreciation and depletion	(90,385)	(89,848)
Property, plant and equipment, net	22,824	19,606
Other assets
Goodwill	7,229	7,229
Deferred income taxes	1,616	1,616
Other assets	3,769	3,674
Total assets	82,489	78,008
Current liabilities:
Revolving bank loan payable	3,500	2,000
Accounts payable	8,492	7,532
Accrued expenses
Compensation	2,274	3,280
Reserve for self-insured losses	1,880	1,861
Liability for unpaid claims covered by insurance		32
Profit sharing	1,429	1,310
Reclamation	981	748
Other	3,318	2,988
Total current liabilities	21,874	19,751
Accrued reclamation	5,185	5,192
Other long-term liabilities	1,108	861
Commitments and contingencies (Note 6)
SHAREHOLDERS’ EQUITY
Common shares, $.25 par value; authorized 3,000,000 shares; issued 2,574,264 shares	643	643
Capital in excess of par value	1,887	1,765
Retained earnings	66,987	65,169
Treasury shares, 892,097 and 903,097, at cost	(15,195)	(15,373)
Total shareholders' equity	54,322	52,204
Total liabilities and shareholders' equity	$ 82,489	$ 78,008