Note 8 - Income Tax (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

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

	For the Years Ended December 31,
	2020			2019			2018
Federal income taxes
Current	$	1,532		$	443		$	1,036
Deferred		(24	)		1,717			898
Total federal tax expense		1,508			2,160			1,934
State income taxes
Current		505			574			503
Deferred		17			(341	)		308
Total state tax expense		522			233			811
Total income tax expense	$	2,030		$	2,393		$	2,745

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

	December 31,
	2020			2019
Deferred tax liabilities:
Amortization	$	(10,913	)	$	(11,133	)
Depreciation		(11,716	)		(10,934	)
Lease asset		(406	)		(306	)
Prepaid expense		(306	)		(506	)
Other		(7	)		(8	)
Total deferred tax liabilities	$	(23,348	)	$	(22,887	)
Deferred tax assets:
Deferred compensation	$	113		$	147
Advance payments		542			597
Lease liability		406			306
Bad debt		67			77
Consulting		499			—
Other		207			239
Total deferred tax assets	$	1,834		$	1,366

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

	For the Years Ended December 31,
	2020			2019			2018
Federal income tax at statutory rate		21	%		21	%		21	%
Federal income tax provision at statutory rate	$	1,751		$	2,140		$	2,565
State income tax provision, net of federal income tax effects		434			548			641
Adjustments for prior years		(114	)		(222	)		(302	)
Other		(41	)		(73	)		(159	)
Provision for income taxes	$	2,030		$	2,393		$	2,745
Effective income tax rate		24.3	%		23.5	%		22.5	%