Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Dec. 30, 2018	Dec. 24, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 5,053,800	$ 4,027,000
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	2,706,800	3,030,700
Non-cash stock-based compensation expense	979,400	745,400
Deferred income taxes and other	643,500	(8,800)
Change in trade accounts receivable	(2,512,300)	(20,317,100)
Change in product inventory	(2,321,800)	(2,516,300)
Change in prepaid expenses and other current assets	(1,476,700)	(680,000)
Change in trade accounts payable	524,600	8,801,900
Change in payroll, benefits and taxes	(1,296,400)	(630,600)
Change in income and sales tax liabilities	(1,038,100)	1,024,900
Change in accrued expenses and other current liabilities	1,991,600	(810,500)
Net cash provided by (used in) operating activities	3,254,400	(7,333,400)
CASH FLOWS FROM INVESTING ACTIVITIES
Acquisition of property and equipment	(2,643,900)	(575,300)
Purchases of internal use software licenses	(1,642,400)	(1,554,400)
Net cash used in investing activities	(4,286,300)	(2,129,700)
CASH FLOWS FROM FINANCING ACTIVITIES
Net borrowings from revolving line of credit	6,070,100	5,937,100
Proceeds from note receivable		59,700
Payments on long-term debt	(20,400)	(20,000)
Proceeds from issuance of common stock	137,300	76,400
Cash dividends paid	(5,061,800)	(5,022,400)
Purchases of treasury stock and repurchases of stock from employees	(111,100)	(65,400)
Net cash provided by financing activities	1,014,100	965,400
Net decrease in cash and cash equivalents	(17,800)	(8,497,700)
CASH AND CASH EQUIVALENTS, beginning of period	19,400	8,540,100
CASH AND CASH EQUIVALENTS, end of period	$ 1,600	$ 42,400