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Note 11 - Federal and State Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

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

		2015								2014
		(in thousands)
		Current				Long-Term				Current				Long-Term
Deferred tax liabilities:
Property and equipment		$	-			$	76,362			$	-			$	64,341
Unrealized gains on securities			3,250				-				3,918				-
Prepaid expenses and other			3,056				-				3,837				-
Total deferred tax liabilities			6,306				76,362				7,755				64,341
Deferred tax assets:
Allowance for doubtful accounts			208				-				612				-
Alternative minimum tax credit carryforward			-				1,378				-				1,206
QAFMV tax credit carryforward			-				864				-				864
New hire tax credit			-				124				-				124
Compensated absences			625				-				564				-
Self-insurance allowances			2,340				-				2,592				-
Share-based compensation			-				230				-				579
Goodwill			-				19				-				28
Marketable equity securities			1,283				-				686				-
Net operating loss carryover			-				3,258				-				4,392
Capital loss carryover			-				-				339				-
Non-competition agreement			-				15				-				23
Other			15				-				11				-
Total deferred tax assets			4,471				5,888				4,804				7,216
Net deferred tax liability		$	1,835			$	70,474			$	2,951			$	57,125

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

		2015								2014								2013
		(in thousands)
		Amount				Percent				Amount				Percent				Amount				Percent
Income tax at the statutory federal rate		$	11,876				34.0			$	7,552				34.0			$	3,288				34.0
Nondeductible expenses			149				0.4				154				0.7				127				1.3
State income taxes/other—net of federal benefit			1,467				4.2				1,015				4.6				341				3.6
Total income tax expense		$	13,492				38.6			$	8,721				39.3			$	3,756				38.9

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

		2015				2014				2013
		(in thousands)
Current:
Federal		$	98			$	814			$	124
State			493				395				35
			591				1,209				159
Deferred:
Federal			10,782				6,111				2,909
State			2,119				1,401				688
			12,901				7,512				3,597
Total income tax expense		$	13,492			$	8,721			$	3,756

X

- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
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