Note 9 - Long-term Debt - Current and Long-term Debt (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020
Term Facility that matures in 2026 with an effective interest rate of 8.00%	$ 190,500
Less: Unamortized debt issuance costs	(4,231)
Total debt, net of debt issuance costs	186,269
Less: Debt maturing within one year	(3,250)	$ 0	$ 0
Long-term debt	183,019	$ 0	$ 20,000
Term Facility [Member]
Term Facility that matures in 2026 with an effective interest rate of 8.00%	130,000
The ABL Facility [Member]
Term Facility that matures in 2026 with an effective interest rate of 8.00%	$ 60,500

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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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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