Note 9 - Income Taxes (Tables)

12 Months Ended

Sep. 29, 2018

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	Year Ended
	September 29,			September 30,			October 1,
(Dollars in thousands)	2018			2017			2016
Current:
Federal	$	8,265		$	8,269		$	17,075
State		906			848			1,434
		9,171			9,117			18,509
Deferred:
Federal		(2,862	)		2,455			396
State		55			48			140
		(2,807	)		2,503			536
Income taxes	$	6,364		$	11,620		$	19,045
Effective income tax rate		14.9	%		34.0	%		33.8	%

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	Year Ended
(Dollars in thousands)	September 29, 2018					September 30, 2017					October 1, 2016
Provision for income taxes at federal statutory rate	$	10,444		24.5	%	$	11,959		35.0	%	$	19,701		35.0	%
Change in federal tax rate - Tax Cuts and Jobs Act		(3,307	)	(7.8	)		-		-			-		-
Qualified production activities deduction		(832	)	(2.0	)		(768	)	(2.2	)		(1,596	)	(2.8	)
Excess tax benefits of stock-based compensation		(634	)	(1.5	)		-		-			-		-
Valuation allowance		(18	)	(0.0	)		(29	)	(0.1	)		(213	)	(0.4	)
State income taxes, net of federal tax benefit		739		1.7			598		1.8			1,093		1.9
Other, net		(28	)	(0.0	)		(140	)	(0.5	)		60		0.1
Provision for income taxes	$	6,364		14.9	%	$	11,620		34.0	%	$	19,045		33.8	%

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	September 29,			September 30,
(In thousands)	2018			2017
Deferred tax assets:
Defined benefit plans	$	2,302		$	3,556
Accrued expenses and asset reserves		1,939			3,069
Stock-based compensation		1,120			1,907
State net operating loss carryforwards and tax credits		233			284
Valuation allowance		(233	)		(251	)
Deferred tax assets		5,361			8,565
Deferred tax liabilities:
Plant and equipment		(9,490	)		(15,093	)
Prepaid insurance and other reserves		(1,211	)		(1,575	)
Deferred tax liabilities		(10,701	)		(16,668	)
Net deferred tax liability	$	(5,340	)	$	(8,103	)