Consolidated Balance Sheets (Current Period Unaudited) (USD $)	Dec. 28, 2014	Mar. 30, 2014
CURRENT ASSETS
Cash and cash equivalents	$ 34,537,000	$ 22,077,000
Marketable securities	6,819,000us-gaap_AvailableForSaleSecurities	11,187,000us-gaap_AvailableForSaleSecurities
Accounts and other receivables, net	10,405,000	7,823,000
Inventories	792,000us-gaap_InventoryNet	947,000us-gaap_InventoryNet
Prepaid expenses and other current assets	1,630,000	3,129,000
Deferred income taxes	26,000us-gaap_DeferredTaxAssetsNetCurrent	26,000us-gaap_DeferredTaxAssetsNetCurrent
Total current assets	54,209,000us-gaap_AssetsCurrent	45,189,000us-gaap_AssetsCurrent
Property and equipment, net of accumulated depreciation of $8,540 and $7,554, respectively	8,680,000us-gaap_PropertyPlantAndEquipmentNet	8,970,000us-gaap_PropertyPlantAndEquipmentNet
Goodwill	95,000us-gaap_Goodwill	95,000us-gaap_Goodwill
Intangible asset	1,353,000	1,353,000
Other assets	855,000us-gaap_OtherAssetsNoncurrent	528,000us-gaap_OtherAssetsNoncurrent
	65,192,000us-gaap_Assets	56,135,000us-gaap_Assets
CURRENT LIABILITIES
Accounts payable	5,303,000us-gaap_AccountsPayableCurrent	4,826,000us-gaap_AccountsPayableCurrent
Accrued expenses and other current liabilities	4,102,000us-gaap_AccruedLiabilitiesCurrent	4,751,000us-gaap_AccruedLiabilitiesCurrent
Total current liabilities	9,718,000us-gaap_LiabilitiesCurrent	9,811,000us-gaap_LiabilitiesCurrent
Other liabilities	1,569,000us-gaap_OtherLiabilitiesNoncurrent	1,693,000us-gaap_OtherLiabilitiesNoncurrent
Deferred income taxes	754,000	734,000
Total liabilities	12,041,000us-gaap_Liabilities	12,238,000us-gaap_Liabilities
COMMITMENTS AND CONTINGENCIES (Note M)	0us-gaap_CommitmentsAndContingencies
STOCKHOLDERS’ EQUITY
Common stock, $.01 par value; 30,000,000 shares authorized; 9,144,391 and 9,092,183 shares issued; and 4,496,704 and 4,482,157 shares outstanding at December 28, 2014 and March 30, 2014, respectively	91,000us-gaap_CommonStockValue	91,000us-gaap_CommonStockValue
Additional paid-in capital	58,665,000	57,578,000
Retained earnings	51,129,000	40,963,000
Accumulated other comprehensive income	66,000	149,000
	109,951,000	98,781,000
Treasury stock, at cost, 4,647,687 and 4,610,026 shares at December 28, 2014 and March 30, 2014, respectively	(56,800,000)us-gaap_TreasuryStockValue	(54,884,000)us-gaap_TreasuryStockValue
Total stockholders’ equity	53,151,000us-gaap_StockholdersEquity	43,897,000us-gaap_StockholdersEquity
	65,192,000	56,135,000
Deferred Franchise Fees [Member]
CURRENT LIABILITIES
Deferred franchise fees	$ 313,000	$ 234,000

Amount due from customers, clients, or other third-parties, or arising from transactions not separately disclosed, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.

No definition available.