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Note 4 - Long-Term Debt (Details) - Long-term Debt - USD ($) $ in Thousands	Jun. 30, 2015	Mar. 31, 2015
Note 4 - Long-Term Debt (Details) - Long-term Debt [Line Items]
Long-term debt	$ 34,000
Less: current portion	(3,000)	$ (3,000)
Long-term portion	22,000	23,250
Line of Credit [Member]
Note 4 - Long-Term Debt (Details) - Long-term Debt [Line Items]
Long-term debt	13,000	13,500
Term Loan [Member]
Note 4 - Long-Term Debt (Details) - Long-term Debt [Line Items]
Long-term debt	$ 12,000	$ 12,750

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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



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-Name Accounting Standards Codification



-Topic 942



-SubTopic 210



-Section S99



-Paragraph 1



-Subparagraph (SX 210.9-03.16)



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-Section 02



-Paragraph 20, 22



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