Note 17 - Equity Programs (Details Textual) $ in Thousands		12 Months Ended
	Oct. 02, 2015 USD ($) shares	Dec. 31, 2020 USD ($) shares	Dec. 31, 2022 USD ($) shares	Sep. 03, 2021 USD ($)
Stock Repurchase Program, Number of Shares Authorized to be Repurchased | shares	550,000
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased | shares			360,212
Treasury Stock, Shares, Acquired | shares		15,000
Treasury Stock, Value, Acquired, Cost Method		$ 145
At-the-Market Equity Program [Member]
Stock Issuance Program, Authorized Amount				$ 50,000
Stock Issuance Program, Gross Proceeds, Percent				2.00%
ABL Credit Facility [Member]
Unrestricted Common Stock Purchases, Maximum, Value	$ 15,000
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	1.00