Note 3 - Net Sales (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenue from Contract with Customer, Excluding Assessed Tax	$ 144,045	$ 131,736	$ 281,142	$ 270,578
Contract with Customer, Liability, Revenue Recognized			2,400
Bill and Hold Arrangements [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 11,600	$ 9,700	$ 19,500	$ 13,600