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Note 16 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

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

		Year Ended December 31,
		201 7				201 6				201 5
Current :
Federa l		$	(454	)		$	(740	)		$	(5,076	)
Stat e			49				(102	)			35
Total current income tax benefi t			(405	)			(842	)			(5,041	)
Deferred :
Federa l			(766	)			(2,883	)			(5,524	)
Stat e			71				(373	)			2,042
Total deferred income tax benefi t			(695	)			(3,256	)			(3,482	)
		$	(1,100	)		$	(4,098	)		$	(8,523	)

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

		Year Ended December 31,
		201 7				201 6				201 5
Income tax benefit at federal statutory rate of 35 %		$	(3,322	)		$	(3,755	)		$	(9,133	)
State benefit, net of federal income tax effec t			(472	)			(286	)			(440	)
Federal and state income tax credit s			36				(154	)			(5,060	)
Disallowed domestic manufacturing deductio n			-				-				630
Change in valuation allowanc e			1,570				585				2,059
Excess income tax shortfall on share-based compensatio n			765				-				-
Effect of Tax Cuts and Jobs Act of 201 7			874				-				-
Uncertain income tax position s			(562	)			(4	)			1,275
Goodwill impairment (nondeductible )			-				-				1,849
Nondeductible expense s			63				63				91
Nontaxable adjustment to contingent consideratio n			-				(580	)			103
Othe r			(52	)			33				103
Income tax benefi t		$	(1,100	)		$	(4,098	)		$	(8,523	)
Effective income tax rat e			(11.6	)%			(37.8	)%			(32.4	)%

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

		December 31 ,
		201 7				201 6
Deferred income tax assets :
Costs and estimated earnings in excess of billings on uncompleted contracts, ne t		$	-			$	1,270
Accrued employee benefit s			2,806				5,025
Inventorie s			296				563
Trade receivable, ne t			105				199
Net operating loss carryforward s			9,850				15,637
Tax credit carryforward s			5,478				5,069
Other asset s			1,201				1,830
Othe r			81				1,018
			19,817				30,611
Valuation allowanc e			(10,413	)			(8,217	)
			9,404				22,394
Deferred income tax liabilities :
Costs and estimated earnings in excess of billings on uncompleted contracts, ne t			(110	)			-
Property and equipmen t			(9,524	)			(22,380	)
Intangible asset s			(433	)			(819	)
Prepaid expense s			(278	)			(477	)
			(10,345	)			(23,676	)
Net deferred income tax liabilitie s		$	(941	)		$	(1,282	)

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

		Year Ended December 31,
		201 7				201 6				201 5
Unrecognized income tax benefits, beginning of yea r		$	4,874			$	4,874			$	2,313
Decreases for lapse in statute of limitation s			(520	)			-				(1,199	)
Increases for positions taken in prior year s			-				-				3,716
Decreases for positions taken in prior years			(238	)			-				-
Increases for positions taken in the current yea r			-				-				44
Unrecognized income tax benefits, end of yea r		$	4,116			$	4,874			$	4,874

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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