QUARTERLY FINANCIAL INFORMATION (UNAUDITED) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Quarterly Financial Information Disclosure [Abstract]
Net sales	$ 240,004	$ 239,940	$ 234,081	$ 239,659	$ 228,699	$ 229,948	$ 231,252	$ 232,540	$ 953,684	$ 922,439	$ 942,358
Gross margin	86,337	85,361	82,994	81,514	74,993	76,544	77,349	73,170	336,206	302,056	280,451
Earnings before income taxes	44,484	43,893	41,226	36,850	33,267	36,475	38,400	29,119	166,453	137,261	133,749
Net earnings	$ 33,583	$ 33,837	$ 32,069	$ 28,986	$ 26,648	$ 29,075	$ 30,110	$ 22,710	$ 128,475	$ 108,543	$ 105,367
Basic net earnings per common share (in dollars per share)	$ 1.05	$ 1.05	$ 0.99	$ 0.90	$ 0.83	$ 0.91	$ 0.94	$ 0.71	$ 3.97	$ 3.38	$ 3.29
Diluted net earnings per common share (in dollars per share)	$ 1.03	$ 1.03	$ 0.98	$ 0.89	$ 0.82	$ 0.90	$ 0.93	$ 0.70	$ 3.93	$ 3.35	$ 3.25