CONSOLIDATED CONDENSED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
BALANCE at Oct. 01, 2016	$ 34	$ 12,942	$ 27,158	$ 40,134	$ 2,570	$ 42,704
BALANCE (in Shares) at Oct. 01, 2016	3,423,000
Net income			1,734	1,734	351	2,085
Change in excess tax benefits from stock-based compensation		(397)		(397)		(397)
Distributions to non-controlling interests					(622)	(622)
Dividends paid - $0.25 per share			(856)	(856)		(856)
BALANCE at Dec. 31, 2016	$ 34	12,545	28,036	40,615	2,299	42,914
BALANCE (in Shares) at Dec. 31, 2016	3,423,000
BALANCE at Sep. 30, 2017	$ 34	12,639	27,771	40,444	1,996	42,440
BALANCE (in Shares) at Sep. 30, 2017	3,428,000
Net income			1,627	1,627	114	1,741
Exercise of stock options		148		148		$ 148
Exercise of stock options (in Shares)	8,000					7,500
Tax benefit on exercise of stock options		12		12		$ 12
Distributions to non-controlling interests					(283)	(283)
Dividends paid - $0.25 per share			(859)	(859)		(859)
BALANCE at Dec. 30, 2017	$ 34	$ 12,799	$ 28,539	$ 41,372	$ 1,827	$ 43,199
BALANCE (in Shares) at Dec. 30, 2017	3,436,000