Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Jun. 25, 2017	Jun. 26, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 682,900	$ 80,500
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	989,600	1,176,700
Non-cash stock-based compensation expense	247,600	115,800
Deferred income taxes and other	196,600	(201,800)
Change in trade accounts receivable	(15,029,100)	(3,000,700)
Change in product inventory	(8,121,400)	(4,391,600)
Change in prepaid expenses and other current assets	(821,600)	(37,300)
Change in trade accounts payable	9,530,400	7,457,500
Change in payroll, benefits and taxes	(1,711,100)	(895,300)
Change in income and sales tax liabilities	107,600	(269,100)
Change in accrued expenses and other current liabilities	(218,800)	89,500
Net cash (used) provided by operating activities	(14,147,300)	124,200
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property and equipment	(182,600)	(203,100)
Purchases of internal use software licenses eligible for capitalization	(661,000)	(387,700)
Net cash used in investing activities	(843,600)	(590,800)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net borrowings from revolving line of credit	8,338,100
Proceeds from note receivable	15,300
Payments of debt issuance costs		(113,400)
Payments on long-term debt	(6,600)	(1,881,600)
Cash dividends paid	(1,672,400)	(1,661,800)
Purchases of treasury stock and repurchases of stock from employees	(64,900)	(187,600)
Net cash provided by (used in) financing activities	6,609,500	(3,844,400)
Net decrease in cash and cash equivalents	(8,381,400)	(4,311,000)
CASH AND CASH EQUIVALENTS, beginning of period	8,540,100	16,882,800
CASH AND CASH EQUIVALENTS, end of period	$ 158,700	$ 12,571,800