Note 14 - Stock Repurchase Program (Details Textual) $ in Thousands		3 Months Ended
Oct. 02, 2015 USD ($) shares	Mar. 31, 2020 USD ($) shares	Mar. 31, 2019 USD ($) shares
Stock Repurchase Program, Number of Shares Authorized to be Repurchased (in shares) \| shares	550,000
Treasury Stock, Shares, Acquired (in shares) \| shares		15,000	3,800
Treasury Stock, Value, Acquired, Cost Method		$ 145	$ 64
ABL Credit Facility [Member]
Unrestricted Common Stock Purchases, Maximum, Value	$ 5,000
ABL Credit Facility [Member] \| Stock Repurchases Value Exceeds 5.0 Million, Option 1 [Member] \| Minimum [Member]
Line of Credit Facility Covenant Terms Percentage of Revolver Commitments	20.00%
Balance Required for Compliance with Revolver Commitments		95,000
ABL Credit Facility [Member] \| Stock Repurchases Value Exceeds 5.0 Million, Option 2 [Member] \| Minimum [Member]
Line of Credit Facility Covenant Terms Percentage of Revolver Commitments	15.00%
Balance Required for Compliance with Revolver Commitments		$ 71,300
Line of Credit Facility Covenant Terms EBITDA Ratio	1

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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The minimum commitments or obligations by the company that would require the Company to maintain certain EBITDA ratios under the revolver commitments.

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Under the revolver commitments, the required ratio of EBITDA minus certain capital expenditures and cash taxes paid to fixed charges.

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No definition available.

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The percentage of covenants applied to revolver commitments in a line of credit.

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No definition available.

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- Definition

The value of common stock repurchases allowable before restrictive measures are placed.

+ References

No definition available.

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