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Unaudited Quarterly Financial Information (Details Textual) - USD ($)	3 Months Ended
	Dec. 27, 2018	Dec. 28, 2017
Unaudited Quarterly Financial Information [Line Items]
Income Tax Credits and Adjustments	$ 1,947,000	$ 21,240,000

X

- References

No definition available.

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- Definition

A credit or adjustment for government or taxing authority authorized decrease in taxes owed as a result of meeting certain tax policy conditions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

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