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Note 7 - Long-term Debt - Components of Long-term Debt (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Mar. 31, 2018
Long-term debt	$ 23,000
Less: discount	(262)	$ (365)
Less: current portion	(2,125)	(1,625)
Long-term portion	20,613	44,635
Line of Credit [Member]
Long-term debt	6,000	28,000
Term Loan [Member]
Long-term debt	$ 17,000	$ 18,625

X

- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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X

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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