CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
BALANCE at Oct. 03, 2015	$ 48	$ 25,682	$ 26,548	$ (13,220)	$ 39,058	$ 2,173	$ 41,231
BALANCE (in Shares) at Oct. 03, 2015	4,774,000
Net income			4,030		4,030	1,460	5,490
Exercise of stock options		83			83		$ 83
Exercise of stock options (in Shares)	5,000						5,192
Tax benefit on exercise of stock options		11			11		$ 11
Stock-based compensation		286			286		286
Change in excess tax benefits from stock-based compensation		86			86		86
Retirement of treasury shares	$ (14)	(13,206)		$ 13,220
Retirement of treasury shares (in Shares)	(1,356,000)
Distributions to non-controlling interests						(1,063)	(1,063)
Dividends paid and accrued			(3,420)		(3,420)		(3,420)
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			4,039		4,039	718	4,757
Exercise of stock options		72			72		$ 72
Exercise of stock options (in Shares)	5,000						6,808
Tax benefit on exercise of stock options		14			14		$ 14
Change in excess tax benefits from stock-based compensation		(389)			(389)		(389)
Distributions to non-controlling interests						(1,292)	(1,292)
Dividends paid and accrued			(3,426)		(3,426)		(3,426)
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