Note 7 - Long-Term Debt and Revolving Line of Credit - Long-term Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016	Jun. 30, 2015
Capital lease obligations	$ 33	$ 0
Less: unamortized debt issuance costs	(2,098)	(1,249)
Secured Debt	169,425	140,717	$ 47,300
Less current portion	169,392	6,728
Total long term debt	33	133,989
Delayed Draw Term Loan Due June 25 2020 [Member]
Less: unamortized debt issuance costs	(722)	(283)
Secured Debt	104,937	72,342
Term Loan Due June 25, 2020 [Member]
Less: unamortized debt issuance costs	(320)	(146)
Secured Debt	39,600	42,600
Term Loan Due December 29, 2022 [Member]
Less: unamortized debt issuance costs	(551)	(591)
Secured Debt	10,162	10,577
Revolving Credit Facility [Member]
Revolving line of credit, maturing on June 25, 2020	16,791	16,447
Less: unamortized debt issuance costs	$ (505)	$ (229)

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date.

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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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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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Carrying amount of collateralized debt obligations with maturities initially due after one year or beyond the operating cycle, if longer, excluding the current portion. Obligations include, but not limited to, mortgage loans, chattel loans, and other borrowings secured by assets.

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