Consolidated Statements of Income - USD ($)	3 Months Ended		6 Months Ended
	Sep. 29, 2019	Sep. 30, 2018	Sep. 29, 2019	Sep. 30, 2018
Consolidated Statements of Income
Revenues	$ 141,810,900	$ 158,636,100	$ 272,540,200	$ 309,555,500
Cost of goods sold	115,491,600	127,241,400	220,957,400	247,462,700
Gross profit	26,319,300	31,394,700	51,582,800	62,092,800
Selling, general and administrative expenses	25,745,200	29,477,300	53,841,700	58,438,600
Restructuring charge			488,000
Income (loss) from operations	574,100	1,917,400	(2,746,900)	3,654,200
Interest expense, net	335,100	244,800	543,800	419,200
Income (loss) before provision for (benefit from) income taxes	239,000	1,672,600	(3,290,700)	3,235,000
Provision for (benefit from) income taxes	217,000	481,800	(819,900)	885,800
Net income (loss)	$ 22,000	$ 1,190,800	$ (2,470,800)	$ 2,349,200
Basic earnings (loss) per share (in dollars per share)		$ 0.14	$ (0.29)	$ 0.28
Diluted earnings (loss) per share (in dollars per share)		$ 0.14	$ (0.29)	$ 0.27
Basic weighted-average common shares outstanding (in shares)	8,518,326	8,429,678	8,506,247	8,420,293
Effect of dilutive options and other equity instruments (in shares)	131,994	166,571		180,182
Diluted weighted-average common shares outstanding (in shares)	8,650,320	8,596,249	8,506,247	8,600,475
Cash dividends declared per common share (in dollars per share)	$ 0.20	$ 0.20	$ 0.40	$ 0.40