Significant Accounting Policies	3 Months Ended
	Mar. 27, 2021
Significant Accounting Policies [Abstract]
Significant Accounting Policies	(1) Significant Accounting Policies ‎Basis of Presentation: The accompanying unaudited Consolidated Financial Statements have been prepared in accordance with accounting principles generally accepted in the United States for interim financial information and with the instructions for Form 10-Q and Article 10 of Regulation S-X. In the opinion of management, all adjustments (consisting of normal recurring deferrals and accruals) considered necessary for a fair presentation have been included. The operating results for the periods presented are not necessarily indicative of the results to be expected for the full year. The Company has evaluated subsequent events for disclosure through the date of issuance of the accompanying unaudited consolidated interim financial statements and there were no material subsequent events which require additional disclosure. For further information, refer to the Consolidated Financial Statements and footnotes thereto included in the Company's latest Annual Report on Form 10-K.