Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Dec. 24, 2017	Dec. 25, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 4,027,000	$ 2,302,400
Adjustments to reconcile net income to net cash (used in) provided by operating activities
Depreciation and amortization	3,030,700	3,361,200
Non-cash stock-based compensation expense	745,400	291,100
Deferred income taxes and other	(8,800)	(498,600)
Change in trade accounts receivable	(20,317,100)	(12,666,100)
Change in product inventory	(2,516,300)	(9,225,800)
Change in prepaid expenses and other current assets	(680,000)	925,100
Change in trade accounts payable	8,801,900	16,630,300
Change in payroll, benefits and taxes	(630,600)	(240,700)
Change in income and sales tax liabilities	1,024,900	343,300
Change in accrued expenses and other current liabilities	(810,500)	(615,100)
Net cash (used in) provided by operating activities	(7,333,400)	607,100
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property and equipment	(575,300)	(1,913,300)
Purchases of internal use software licenses eligible for capitalization	(1,554,400)
Net cash used in investing activities	(2,129,700)	(1,913,300)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net borrowings from revolving line of credit	5,937,100
Proceeds from note receivable	59,700
Payments of debt issuance costs		(218,200)
Payments on long-term debt	(20,000)	(1,894,700)
Proceeds from issuance of stock	76,400	68,300
Cash dividends paid	(5,022,400)	(4,989,700)
Purchases of treasury stock and repurchases of stock from employees	(65,400)	(187,600)
Net cash provided by (used in) financing activities	965,400	(7,221,900)
Net decrease in cash and cash equivalents	(8,497,700)	(8,528,100)
CASH AND CASH EQUIVALENTS, beginning of period	8,540,100	16,882,800
CASH AND CASH EQUIVALENTS, end of period	$ 42,400	$ 8,354,700