Note 13 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

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

	As of December 31,
(in thousands)	2018		2017			2016
Current:
Federal	$	9,188	$	7,695		$	2,563
State and local		1,797		666			929
		10,985		8,361			3,492
Deferred		1,320		(10,974	)		(1,994	)
Income tax provision (benefit)	$	12,305	$	(2,613	)	$	1,498

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

(in thousands)	2018			2017
Deferred tax assets:
Inventory (excluding LIFO reserve)	$	1,622		$	1,690
Net operating loss and tax credit carryforwards		2,498			3,520
Allowance for doubtful accounts		504			419
Accrued expenses		6,087			5,684
Other		232			143
Deferred tax assets before valuation allowance		10,943			11,456
Valuation allowance		(2,055	)		(2,379	)
Total deferred tax assets		8,888			9,077
Deferred tax liabilities:
LIFO reserve		(3,870	)		(3,958	)
Property and equipment		(13,625	)		(11,363	)
Intangibles		(4,858	)		(5,901	)
Total deferred tax liabilities		(22,353	)		(21,222	)
Deferred tax liabilities, net	$	(13,465	)	$	(12,145	)

Schedule of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns Roll Forward [Table Text Block]

(in thousands)	2018			2017			2016
Balance as of January 1	$	40		$	38		$	38
Change in tax due to tax law		(12	)		-			-
Increases related to current year tax positions		9			15			13
Decreases related to lapsing of statute of limitations		(10	)		(13	)		(13	)
Balance as of December 31	$	27		$	40		$	38

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

	2018			2017			2016
U.S. federal statutory rate in effect		21.0	%		35.0	%		35.0	%
State and local taxes, net of federal benefit		4.6	%		3.6	%		11.8	%
Sec. 199 manufacturing deduction		-			(3.8	%)		(33.6	%)
Meals and entertainment		0.6	%		1.8	%		64.3	%
Tax credits		(0.6	%)		(1.3	%)		(48.7	%)
Change in valuation allowance		-			0.6	%		205.4	%
Change in U.S. federal statutory rate		-			(37.7	%)		-
Change in tax affect of SERP		-			(11.4	%)		-
All other, net		1.1	%		(2.8	%)		122.4	%
Effective income tax rate		26.7	%		(16.0	%)		356.6	%