Reinsurance (Details) - USD ($) $ in Thousands	3 Months Ended
Jul. 01, 2017	Jul. 02, 2016
Insurance [Abstract]
Supplemental Schedule of Reinsurance Premiums for Insurance Companies [Text Block]	The effects of reinsurance on premiums written and earned are as follows (in thousands):
Reinsurance Effect on Premiums Written and Earned
Direct premiums Written	$ 4,366	$ 4,386
Assumed premiums - nonaffiliate Written	6,260	6,947
Ceded premiums - nonaffiliate Written	(2,948)	(3,220)
Net premiums Written	7,678	8,113
Direct premiums Earned	4,150	3,926
Assumed premiums - nonaffiliate Earned	6,267	5,632
Ceded premiums - nonaffiliate Earned	(2,948)	(3,220)
Net premiums Earned	$ 7,469	$ 6,338

Amount of earned premiums assumed from other entities.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 235
-Section S99
-Paragraph 2
-Subparagraph (SX 210.12-17)
-URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574992-122915

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 605
-Section 50
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Amount of written premiums assumed from other entities.

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Amount of earned premiums ceded to other entities.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04.1)
-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 605
-Section 50
-Paragraph 1
-Subparagraph (b),(c)(2)
-URI http://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547

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-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=84167274&loc=d3e27175-158546

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-Publisher FASB
-Name Accounting Standards Codification
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Amount, before premiums ceded to other entities and premiums assumed by the entity, of premiums earned.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547

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-Publisher FASB
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-URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574992-122915

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-Publisher FASB
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Amount, after premiums ceded to other entities and premiums assumed by the entity, of property and casualty premiums earned.

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The entire disclosure for the supplemental schedule of reinsurance information. Reinsurance schedule includes, but is not limited to, the type of insurance, gross amount of premiums, premiums ceded to other entities, premiums assumed from other entities, net amount of premium revenue, and the percentage of the premiums assumed to net premium revenue.

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