Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
NET SALES	$ 615,475	$ 514,227	$ 277,309
COST OF GOODS SOLD	390,256	319,691	172,574
GROSS MARGIN	225,219	194,536	104,735
OPERATING EXPENSES	181,181	158,564	77,565
INCOME FROM OPERATIONS	44,038	35,972	27,170
INTEREST AND OTHER EXPENSES	(18,270)	(10,603)	(205)
INCOME BEFORE INCOME TAX EXPENSE	25,768	25,369	26,965
INCOME TAX EXPENSE	5,303	4,810	6,001
NET INCOME	$ 20,465	$ 20,559	$ 20,964
INCOME PER SHARE
Basic (in dollars per share)	$ 2.80	$ 2.82	$ 2.87
Diluted (in dollars per share)	$ 2.78	$ 2.77	$ 2.86
WEIGHTED AVERAGE NUMBER OF COMMON SHARES OUTSTANDING
Basic (in shares)	7,317	7,283	7,304
Diluted (in shares)	7,369	7,409	7,337