Unaudited Consolidated Statements of Income (USD $)	3 Months Ended		9 Months Ended
	Dec. 29, 2013	Dec. 30, 2012	Dec. 29, 2013	Dec. 30, 2012
Unaudited Consolidated Statements of Income [Abstract]
Revenues	$ 144,915,200	$ 204,458,700	$ 435,550,000	$ 594,115,200
Cost of goods sold	108,772,800	165,488,900	327,476,900	481,027,200
Gross profit	36,142,400	38,969,800	108,073,100	113,088,000
Selling, general and administrative expenses	28,974,800	30,226,300	86,352,300	88,675,700
Income from operations	7,167,600	8,743,500	21,720,800	24,412,300
Interest, net	37,800	13,700	159,400	83,100
Income before provision for income taxes	7,129,800	8,729,800	21,561,400	24,329,200
Provision for income taxes	2,709,300	3,331,100	8,267,600	9,455,100
Net income	$ 4,420,500	$ 5,398,700	$ 13,293,800	$ 14,874,100
Basic earnings per share (in dollars per share)	$ 0.54	$ 0.67	$ 1.62	$ 1.86
Diluted earnings per share (in dollars per share)	$ 0.53	$ 0.65	$ 1.60	$ 1.80
Cash dividends declared per common share (in dollars per share)	$ 0.18	$ 0.93	$ 0.54	$ 1.29