CONSOLIDATED STATEMENTS OF NET INCOME (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jul. 28, 2017	Jul. 29, 2016
Income Statement [Abstract]
Net Sales	$ 109,265	$ 85,941
Cost of goods sold	75,851	57,420
Gross Margin	33,414	28,521
Operating expenses:
Advertising and marketing costs	3,063	3,239
Selling costs	4,447	3,713
Distribution costs	5,364	3,949
General and administrative costs	8,561	9,316
Amortization of intangible assets	901	39
Impairment, restructuring and other exit costs	0	0
Total operating expenses	22,336	20,256
Operating Income	11,078	8,265
Net interest expense	460	1,487
Income from Continuing Operations Before Income Taxes	10,618	6,778
Provision for income taxes	3,569	2,202
Income from Continuing Operations	7,049	4,576
Income from Discontinued Operations, net of Income Taxes	0	4,586
Net Income	$ 7,049	$ 9,162
Earnings Per Share — Income from Continuing Operations
Basic (in dollars per share)	$ 0.35	$ 0.23
Diluted (in dollars per share)	0.35	0.23
Earnings Per Share — Income from Discontinued Operations
Basic (in dollars per share)	0.00	0.23
Diluted (in dollars per share)	0.00	0.23
Earnings Per Share — Net Income
Basic (in dollars per share)	0.35	0.46
Diluted (in dollars per share)	0.35	0.46
Cash Dividends Paid Per Share (in dollars per share)	$ 7.84	$ 0.34
Weighted Average Shares Outstanding
Basic (in shares)	20,162	19,792
Dilutive shares (in shares)	56	172
Diluted (in shares)	20,218	19,964