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Note 3 - Revenue - Disaggregation of Revenue by Major Categories and Geographic Location (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Net sales	$ 659,667	$ 659,511	$ 521,027
UNITED STATES
Net sales	491,516	497,387	381,306
Non-US [Member]
Net sales	168,151	162,124	139,721
Industrial [Member]
Net sales	131,479	136,978	100,826
Fire Market [Member]
Net sales	121,418	143,551	121,001
Agriculture [Member]
Net sales	82,224	83,053	57,703
Construction [Member]
Net sales	85,149	86,996	60,557
Municipal [Member]
Net sales	100,019	78,528	69,726
Petroleum [Member]
Net sales	24,188	23,168	16,464
OEM [Member]
Net sales	40,343	37,708	34,820
Repair Parts [Member]
Net sales	$ 74,847	$ 69,529	$ 59,930

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