Consolidated Balance Sheets (USD $)	Jan. 31, 2015	Apr. 30, 2014
Cash	$ 944,000us-gaap_Cash	$ 2,038,000us-gaap_Cash
Trade receivables, net	1,810,000us-gaap_ReceivablesNetCurrent	1,502,000us-gaap_ReceivablesNetCurrent
Inventories, net	1,881,000us-gaap_InventoryNet	1,455,000us-gaap_InventoryNet
Prepaid expenses and other current assets	106,000	89,000
Deferred Tax Assets, Net of Valuation Allowance, Current	177,000us-gaap_DeferredTaxAssetsNetCurrent	177,000us-gaap_DeferredTaxAssetsNetCurrent
Assets, Current	4,918,000us-gaap_AssetsCurrent	5,261,000us-gaap_AssetsCurrent
Property, Plant and Equipment, Net	1,293,000us-gaap_PropertyPlantAndEquipmentNet	1,173,000us-gaap_PropertyPlantAndEquipmentNet
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent	810,000us-gaap_DeferredTaxAssetsNetNoncurrent	808,000us-gaap_DeferredTaxAssetsNetNoncurrent
Other assets	86,000us-gaap_OtherAssets	70,000us-gaap_OtherAssets
Total Assets	7,107,000us-gaap_Assets	7,312,000us-gaap_Assets
Current maturities of long-term debt	119,000us-gaap_LongTermDebtCurrent	124,000us-gaap_LongTermDebtCurrent
Trade accounts payable	638,000us-gaap_AccountsPayableCurrent	469,000us-gaap_AccountsPayableCurrent
Accrued liabilities	483,000us-gaap_AccruedLiabilitiesCurrent	834,000us-gaap_AccruedLiabilitiesCurrent
Customer Deposits, Current	62,000us-gaap_CustomerDepositsCurrent	91,000us-gaap_CustomerDepositsCurrent
Liabilities, Current	1,302,000us-gaap_LiabilitiesCurrent	1,518,000us-gaap_LiabilitiesCurrent
Long-term debt, less current maturities	526,000us-gaap_LongTermDebtNoncurrent	527,000us-gaap_LongTermDebtNoncurrent
Common stock, at par value	60,000us-gaap_CommonStockValue	60,000us-gaap_CommonStockValue
Capital in excess of par value	12,327,000us-gaap_AdditionalPaidInCapital	12,307,000us-gaap_AdditionalPaidInCapital
Accumulated deficit	(7,099,000)	(7,091,000)
Treasury stock, at cost	(9,000)us-gaap_TreasuryStockValue	(9,000)us-gaap_TreasuryStockValue
Stockholders' Equity Attributable to Parent	5,279,000us-gaap_StockholdersEquity	5,267,000us-gaap_StockholdersEquity
Total Liabilities and Stockholders' Equity	$ 7,107,000	$ 7,312,000

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19

-Subparagraph a

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(a))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682