Unaudited Consolidated Statements of Income and Comprehensive Income (USD $)	3 Months Ended
	Jul. 01, 2012	Jun. 26, 2011
Unaudited Consolidated Statements of Income and Comprehensive Income [Abstract]
Revenues	$ 192,418,200	$ 163,515,000
Cost of goods sold	156,925,000	126,314,600
Gross profit	35,493,200	37,200,400
Selling, general and administrative expenses	28,562,400	29,675,100
Income from operations	6,930,800	7,525,300
Interest, net	57,400	105,500
Income before provision for income taxes	6,873,400	7,419,800
Provision for income taxes	2,666,900	2,845,600
Net income	4,206,500	4,574,200
Basic earnings per share (in dollars per share)	$ 0.53	$ 0.59
Diluted earnings per share (in dollars per share)	$ 0.51	$ 0.57
Cash dividends declared per common share (in dollars per share)	$ 0.18	$ 0.10
Comprehensive income	$ 4,206,500	$ 4,595,700