Consolidated Balance Sheets (USD $)	Dec. 27, 2014	Dec. 28, 2013
Current assets:
Cash and cash equivalents	$ 11,636,988	$ 3,894,277
Investments	3,933,507	2,865,287
Accounts receivable, net of allowance for doubtful accounts of $52,000 in 2014 and 2013	17,898,054	21,623,319
Refundable income taxes	996,915	1,008,688
Inventories	22,661,814	32,496,255
Deferred income taxes	1,122,103	1,844,648
Assets held for sale	165,473	545,635
Other current assets	4,686,631	1,645,248
Total current assets	63,101,485	65,923,357
Property, plant and equipment, net	46,925,534	46,387,839
Other assets	914,735	1,219,655
Total assets	110,941,754	113,530,851
Current liabilities:
Current maturities of long-term debt	666,668	666,668
Trade accounts payable	8,958,026	15,888,955
Accrued wages and benefits	2,660,334	3,789,416
Accrued self-insurance	2,392,930	2,593,711
Customer deposits	271,435	1,428,590
Accrued warranty	949,000	1,432,000
Accrued income taxes	781,472	708,256
Other accrued liabilities	1,972,658	1,835,860
Total current liabilities	18,652,523	28,343,456
Long-term debt	8,333,330	8,999,998
Deferred income taxes	2,886,188	2,078,366
Other long-term liabilities	37,308	28,864
Total liabilities	29,909,349	39,450,684
Commitments and contingencies (Note 10)
Stockholders' equity:
Preferred Stock, $1 par value; authorized 1,000,000 shares, none issued
Additional paid-in capital	72,488,101	72,719,592
Retained earnings	21,343,935	15,268,209
Treasury stock, Class A Common Stock, at cost, 1,691,636 shares in 2014 and 2013	(14,543,731)	(15,668,055)
Accumulated other comprehensive loss	(65,573)	(43,106)
Total stockholders' equity	81,032,405	74,080,167
Total liabilities and stockholders' equity	110,941,754	113,530,851
Class A Common Stock
Stockholders' equity:
Common Stock	1,632,478	1,626,332
Total stockholders' equity	1,632,478	1,626,332
Class B Common Stock
Stockholders' equity:
Common Stock	177,195	177,195
Total stockholders' equity	$ 177,195	$ 177,195