Restructuring Costs	6 Months Ended
	Sep. 25, 2021
Restructuring and Related Activities [Abstract]
Restructuring Costs	Restructuring CostsDuring the fourth quarter of fiscal year 2020, the Company approved a restructuring plan (the “MEMS Restructuring”), including discontinuing efforts relating to the microelectromechanical systems ("MEMS") microphone product line, which allowed the Company to concentrate resources on projects with an anticipated larger return on investment. The MEMS Restructuring was substantially complete as of the first quarter of fiscal year 2021 with a $0.4 million "Restructuring Costs" charge to the income statement. No additional restructuring charges have been incurred since the first quarter of fiscal year 2021.