Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Consolidated Statements of Income [Abstract]
Revenue	$ 481,462	$ 604,899
Cost of sales	133,588	161,499
Gross profit	347,874	443,400
Operating expenses:
Selling expenses	188,124	242,699
General and administrative expenses	133,899	148,556
Restructuring and impairment expenses	9,787	0
Total operating expenses	331,810	391,255
Operating income	16,064	52,145
Other income (expense), net	(1,476)	(1,453)
Income before provision for income taxes	14,588	50,692
Provision for income taxes	3,212	11,976
Net income	$ 11,376	$ 38,716
Net income per share (Note 6):
Basic (in dollars per share)	$ 0.23	$ 0.77
Diluted (in dollars per share)	$ 0.23	$ 0.76
Weighted-average common shares outstanding:
Basic (in shares)	49,644	49,991
Diluted (in shares)	50,058	51,066