Consolidated Statements of Cash Flows (USD $)	9 Months Ended
	Jan. 31, 2014	Jan. 31, 2013
Cash flows from operating activities:
Net Income (Loss) Attributable to Parent	$ 359,000	$ 447,000
Adjustments to reconcile net earnings (loss) to net cash provided by (used in) operating activities:
Stock compensation cost amortized	20,000
Restricted Stock or Unit Expense		(34,000)
Depreciation	271,000	250,000
Deferred income taxes	223,000	298,000
Loss on Impairment	0	105,000
Change in value of stock appreciation rights	148,000	72,000
Trade receivables	1,000	180,000
Inventories	(371,000)	(334,000)
Prepaid expenses and other assets	11,000	(50,000)
Trade accounts payable	44,000	(240,000)
Accrued liabilities	57,000	180,000
Customer deposits	(576,000)	681,000
Net cash provided by (used in) operating activities	187,000	1,555,000
Cash flows from investing activities:
Capital expenditures	(107,000)	(230,000)
Net cash used in investing activities	(107,000)	(230,000)
Cash flows from financing activities:
Principal payments on long-term debt	(84,000)	(81,000)
Payments on capital lease obligations	(26,000)	(34,000)
Net cash provided by (used in) financing activities	(110,000)	(115,000)
Net increase (decrease) in cash	(30,000)	1,210,000
Cash, beginning of year	1,593,000	308,000
Cash, end of year	1,563,000	1,518,000
Interest	26,000	32,000
Income taxes	7,000	0
Capital expenditure	0	0
Proceeds from capital lease	$ 0	$ 0