CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY (unaudited) - USD ($) $ in Thousands	Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock
Balance, beginning of period at Sep. 27, 2019		10,045,771
Balance, beginning of period at Sep. 27, 2019		$ 504	$ 75,856	$ 248,377	$ 1,558	$ (1,761)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total reclassifications for the period	$ 6,430			6,430
Dividends declared				(1,693)
Award of non-vested shares ( in shares)		31,571
Stock-based compensation			667
Currency translation adjustment	700				700
Change in pension plans, net of tax	61				61
Purchase of treasury stock at cost (shares)		(7,129)
Purchase of treasury stock at cost						(460)
Balance, end of period at Dec. 27, 2019		10,070,213
Balance, end of period at Dec. 27, 2019	330,239	$ 504	76,523	253,114	2,319	(2,221)
Balance, beginning of period at Oct. 02, 2020		10,084,799
Balance, beginning of period at Oct. 02, 2020	378,100	$ 504	78,668	296,431	4,717	(2,220)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total reclassifications for the period	19,847			19,847
Dividends declared				(2,094)
Award of non-vested shares ( in shares)		33,034
Stock-based compensation			711
Currency translation adjustment	2,442				2,442
Change in pension plans, net of tax	101				101
Purchase of treasury stock at cost (shares)		(5,661)
Purchase of treasury stock at cost						(495)
Balance, end of period at Jan. 01, 2021		10,112,172
Balance, end of period at Jan. 01, 2021	$ 398,612	$ 504	$ 79,379	$ 314,184	$ 7,260	$ (2,715)