Consolidated Statements of Shareholders' Equity (Unaudited) - 9 months ended Jul. 02, 2016 - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Oct. 03, 2015	18,466
Balance at Oct. 03, 2015	$ 18,466	$ 60,967	$ 122,928	$ (2,146)	$ 200,215
Net earnings			27,391		$ 27,391
Stock options exercised, net (in shares)	408				580
Stock options exercised, net	$ 408	3,904			$ 4,312
Vesting of restricted stock units (in shares)	30
Vesting of restricted stock units	$ 30	(30)
Compensation expense associated with stock-based plans		1,521			1,521
Excess tax benefits from stock-based compensation		1,244			1,244
Restricted stock units and stock options surrendered for withholding taxes payable		(1,303)			(1,303)
Cash dividends declared			(20,289)		(20,289)
Balance (in shares) at Jul. 02, 2016	18,904
Balance at Jul. 02, 2016	$ 18,904	$ 66,303	$ 130,030	$ (2,146)	$ 213,091