CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Net sales	$ 862,133	$ 1,047,215	$ 1,012,799
Cost of goods sold	339,041	442,990	438,174
Gross profit	523,092	604,225	574,625
Expenses:
Selling, general and administrative	455,812	486,298	456,267
Other expense (income), net	77	44	54
Total expenses	455,889	486,342	456,321
Income before interest and income taxes	67,203	117,883	118,304
Interest income, net	5,508	1,618	231
Income before income taxes	72,711	119,501	118,535
Income tax expense	16,392	30,143	27,732
Net income	56,319	89,358	90,803
Other comprehensive (loss) income, net of tax:
Defined benefit pension plan adjustments; net of tax expense (benefit) of $(76), $513 and $89	(227)	1,537	267
Comprehensive income	$ 56,092	$ 90,895	$ 91,070
Common Stock
Other comprehensive (loss) income, net of tax:
Basic earnings per share (in dollars per share)	$ 3.48	$ 5.43	$ 5.06
Diluted earnings per share (in dollars per share)	3.36	5.24	4.90
Class A Common Stock
Other comprehensive (loss) income, net of tax:
Basic earnings per share (in dollars per share)	3.29	5.17	4.75
Diluted earnings per share (in dollars per share)	$ 3.25	$ 5.07	$ 4.69