Restructuring Costs (Schedule of Restructuring Charges) (Details) - USD ($) $ in Thousands	3 Months Ended
Jun. 27, 2020	Jun. 29, 2019
Restructuring and Related Activities [Abstract]
Disposal of equipment	$ 130
Other exit costs	222
Total	$ 352	$ 0

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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Name:	us-gaap_BusinessExitCosts1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration