CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY (unaudited) - USD ($) $ in Thousands	Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss)
Balance, beginning of period (shares) at Sep. 28, 2018		9,999,046
Balance, beginning of period at Sep. 28, 2018		$ 503	$ 75,025	$ 202,828	$ (2,646)	$ 3,487
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 3,521			3,521
Dividends declared				(1,384)
Award of non-vested shares			(1,593)		1,593
Award of non-vested shares (shares)		48,236
Stock-based compensation			536
Currency translation adjustment	(1,700)					(1,700)
Change in pension plans, net of tax	105					105
Purchase of treasury stock at cost (shares)		(9,890)
Purchase of treasury stock at cost					(708)
Balance, end of period (shares) at Dec. 28, 2018		10,037,392
Balance, end of period at Dec. 28, 2018	279,567	$ 503	73,968	204,965	(1,761)	1,892
Balance, beginning of period (shares) at Sep. 27, 2019		10,045,771
Balance, beginning of period at Sep. 27, 2019	324,534	$ 504	75,856	248,377	(1,761)	1,558
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	6,430			6,430
Dividends declared				(1,693)
Award of non-vested shares			0		0
Award of non-vested shares (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 (shares) at Dec. 27, 2019		10,070,213
Balance, end of period at Dec. 27, 2019	$ 330,239	$ 504	$ 76,523	$ 253,114	$ (2,221)	$ 2,319