Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Dec. 27, 2020	Dec. 29, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (5,812,700)	$ (7,492,200)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	3,135,100	2,870,200
Goodwill impairment		2,569,100
Gain on sale of discontinued operations	(3,020,800)
Non-cash stock-based compensation expense	959,600	943,400
Deferred income taxes and other	2,274,400	(2,250,500)
Change in trade accounts receivable	4,865,200	11,421,100
Change in product inventory	8,390,900	1,072,300
Change in prepaid expenses and other current assets	(3,347,300)	(1,317,900)
Change in other assets and other liabilities	(2,649,400)	20,200
Change in trade accounts payable	(7,916,100)	(11,496,300)
Change in payroll, benefits and taxes	3,318,800	(544,200)
Change in income and sales tax liabilities	159,600	(476,400)
Change in accrued expenses and other current liabilities	(745,300)	887,000
Net cash used in operating activities	(388,000)	(3,794,200)
CASH FLOWS FROM INVESTING ACTIVITIES
Acquisition of property and equipment	(489,900)	(1,094,300)
Capital expenditures for internal use software	(8,563,400)	(4,942,000)
Proceeds from sale of discontinued operations	9,201,500
Net cash provided by (used in) investing activities	148,200	(6,036,300)
CASH FLOWS FROM FINANCING ACTIVITIES
Net borrowings from revolving line of credit	437,500	14,978,700
Payments on debt		(2,300)
Proceeds from issuance of common stock	108,100	142,400
Cash dividends paid		(5,116,300)
Proceeds from exercise of stock options		680,600
Purchases of treasury stock and repurchases of stock from employees	(121,600)	(882,100)
Net cash provided by financing activities	424,000	9,801,000
Net increase (decrease) in cash and cash equivalents	184,200	(29,500)
CASH AND CASH EQUIVALENTS, beginning of period	50,000	30,300
CASH AND CASH EQUIVALENTS, end of period	$ 234,200	$ 800