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Note K - Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Operating Loss Carryforwards	$ 758
Effective Income Tax Rate Reconciliation, Percent	34.00%
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	$ 1,200
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	0	$ 0
Unrecognized Tax Benefits	$ 0	$ 0
State and Local Jurisdiction [Member] | Latest Tax Year [Member]
Open Tax Year	2015
State and Local Jurisdiction [Member] | Earliest Tax Year [Member]
Open Tax Year	2013
Domestic Tax Authority [Member] | Latest Tax Year [Member]
Open Tax Year	2015
Domestic Tax Authority [Member] | Earliest Tax Year [Member]
Open Tax Year	2013

X

- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32698-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(2))
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Tax year that remains open to examination under enacted tax laws, in CCYY format.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

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Amount of unrecognized tax benefits.

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