Business Combination Achieved in Stages - Schedule of Unaudited Pro Forma Consolidated Results of Operations (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 30, 2022	Jan. 31, 2021	Jan. 30, 2022	Jan. 31, 2021
Business Combinations [Abstract]
Net Sales	$ 80,291	$ 79,786	$ 237,899	$ 221,931
Income from operations	1,103	3,766	6,061	10,500
Net (loss) income	$ (289)	$ 1,947	$ 2,812	$ 1,764
Net (loss) income per share - basic	$ (0.02)	$ 0.16	$ 0.23	$ 0.14
Net (loss) income per share - diluted	$ (0.02)	$ 0.16	$ 0.23	$ 0.14