Business Acquisition (Details)	9 Months Ended
Oct. 03, 2020 USD ($)
Assets	$ 3,937,000
Non-compete agreements [Member]
Assets	$ 1,001,000
Weighted-Average Period in Years	5 years
Intellectual property [Member]
Assets	$ 591,000
Weighted-Average Period in Years	6 years
Customer relationships [Member]
Assets	$ 2,345,000
Weighted-Average Period in Years	6 years

Amount of net assets (liabilities).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 30
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Topic 946
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
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