INCOME TAXES: (Components of Deferred Taxes) (Details) - USD ($)	Mar. 31, 2017	Mar. 25, 2016
Deferred tax assets:
Accounts receivable reserves	$ 11,562	$ 11,562
Accrued expenses	332,613	611,355
Prepaid expenses	1,308,038	1,345,459
Gross deferred tax assets	1,652,213	1,968,376
Deferred tax liabilities:
Depreciation	(47,341)	221,715
Net deferred tax assets before valuation allowance	1,604,872	2,190,091
Valuation allowance	(1,604,872)	(2,190,091)
Net deferred tax assets