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Note 1 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Note 1 - Summary of Significant Accounting Policies (Tables) [Line Items]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

(in thousands except per share data)
		2013				2012				2011
Numerator:
Net income (loss)		$	5,244			$	6,065			$	(14,267	)
Denominator:
Denominator for basic income (loss) per share – weighted-average shares			14,837				14,742				14,689
Effect of dilutive securities:
Equivalent shares issuable upon conversion of unvested restricted stock			202				66				-
Equivalent shares issuable upon conversion of unvested employee stock options			-				-				-
Denominator for diluted income (loss) per share adjusted weighted-average shares and assumed conversions			15,039				14,808				14,689
Net income (loss) per share:
Basic income (loss) per share		$	0.35			$	0.41			$	(0.97	)
Diluted income (loss) per share		$	0.35			$	0.41			$	(0.97	)

Allowance for Doubtful Accounts [Member]

Note 1 - Summary of Significant Accounting Policies (Tables) [Line Items]

Summary of Valuation Allowance [Table Text Block]

Years ended December 31:		Beginning balance January 1,				Additional provisions to allowance				Write-offs and other deductions				Ending balance December 31,
2013		$	1,729			$	457			$	(450)			$	1,736
2012		$	1,711			$	904			$	(886)			$	1,729
2011		$	1,537			$	713			$	(539)			$	1,711

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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- Definition

Tabular disclosure of valuation allowances to reduce deferred tax assets to net realizable value, including identification of the deferred tax asset more likely than not will not be fully realized and the corresponding amount of the valuation allowance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319



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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Valuation Allowance

-URI http://asc.fasb.org/extlink&oid=6528051

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