Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012
Operating activities
Net income (loss)	$ (859)	$ 3,389
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, depletion and amortization	3,028	3,627
Deferred income tax provision	(324)	957
Compensation of Board of Directors paid by issuance of treasury shares	204	150
Provision for doubtful accounts	3	164
Reserve for long-term note receivable - related party	352
Reduction in carrying value of real estate held for resale		73
Gain on disposition of property and equipment	(70)	(68)
Changes in working capital items:
Receivables	(3,242)	(1,749)
Inventories	(365)	1,550
Prepaid expenses	(28)	(65)
Prepaid royalties	(113)	(100)
Accounts payable and accrued expenses	848	335
Income taxes payable and refundable	564	(1,504)
Other	319	85
Net cash provided by operating activities	317	6,844
Investing activities
Capital expenditures	(2,286)	(1,833)
Real estate held for resale	650
Cash proceeds from sale of property and equipment	134	68
Net cash used in investing activities	(1,502)	(1,765)
Financing activities
Borrowings (repayments) on the revolving bank loan, net	1,000	(8,150)
Repayments of long-term debt	(500)	(375)
Payments to acquire treasury stock	(125)
Refund of cash deposit for self-insured claims		4,340
Net cash provided by (used in) financing activities	375	(4,185)
Net (decrease) increase in cash and cash equivalents	(810)	894
Cash and cash equivalents
Beginning of year	1,734	840
End of year	924	1,734
Supplemental disclosures of cash flow items
Interest	402	588
Income taxes (refunded) paid, net	(766)	2,247
Supplemental disclosures of noncash investing and financing activities
Exchange of accounts receivable for acquisition of land	$ 400