Consolidated Statements of Cash Flows (USD $)	12 Months Ended
	Mar. 31, 2013	Apr. 01, 2012	Mar. 27, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 17,793,900	$ 16,436,900	$ 10,018,200
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	4,979,400	4,844,900	4,445,200
(Gain) on sale of property and equipment	(3,000)	0	0
Non-cash stock compensation expense	2,536,800	2,928,200	2,274,000
Deferred income taxes and other	(843,700)	2,984,100	(1,073,900)
Change in trade accounts receivable	6,570,600	(23,039,500)	(5,033,700)
Change in product inventory	(7,553,300)	(7,650,500)	(718,300)
Change in prepaid expenses and other current assets	(1,174,100)	(639,300)	(71,900)
Change in trade accounts payable	(13,135,400)	15,431,700	3,549,100
Change in payroll, benefits and taxes	(5,533,100)	9,869,100	(1,631,700)
Change in income and sales tax liabilities	(606,300)	531,300	11,300
Change in accrued expenses and other current liabilities	320,600	48,600	269,800
Net cash provided by operating activities	3,352,400	21,745,500	12,038,100
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property and equipment	(5,357,000)	(6,513,700)	(4,842,200)
Proceeds from sale of property and equipment	3,000	0	0
Additional earn-out payments on acquired businesses	0	0	(2,852,000)
Net cash used in investing activities	(5,354,000)	(6,513,700)	(7,694,200)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments on long-term debt	(249,200)	(361,000)	(389,800)
Proceeds from issuance of stock	174,000	829,900	403,100
Cash dividends paid	(11,830,500)	(4,273,400)	(3,020,300)
Purchases of treasury stock and repurchases of stock from employees and directors for minimum tax withholdings	(2,161,900)	(1,888,000)	(1,569,000)
Excess tax benefit from stock-based compensation	2,325,600	494,100	751,600
Net cash used in financing activities	(11,742,000)	(5,198,400)	(3,824,400)
Net (decrease) increase in cash and cash equivalents	(13,743,600)	10,033,400	519,500
CASH AND CASH EQUIVALENTS, beginning of period	18,211,600	8,178,200	7,658,700
CASH AND CASH EQUIVALENTS, end of period	$ 4,468,000	$ 18,211,600	$ 8,178,200