Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB TOPIC 5.P.4(b))
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

Name:	us-gaap_RestructuringReserve
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Note 9 - Plant Restructuring - Restructuring Reserve (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Sep. 28, 2019	Jun. 29, 2019	Sep. 29, 2018	Jun. 30, 2018	Sep. 28, 2019	Sep. 29, 2018
Balance		$ 226			$ 226
Quarter charge (credit)	$ 1,146	4,806	$ 845	38
Cash payments/write offs					(5,817)	(105)
Balance	361		778		361	778
Employee Severance [Member]
Balance		225			225
Quarter charge (credit)	386	586	845	110
Cash payments/write offs					(836)	(177)
Balance	361		778		361	778
Other Restructuring [Member]
Balance		1			1
Quarter charge (credit)	760	$ 4,220		$ (72)
Cash payments/write offs					(4,981)	72
Balance