Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Net sales	$ 290,054	$ 228,614	$ 573,552	$ 407,521
Cost of sales	127,812	101,396	256,899	183,638
Gross profit	162,242	127,218	316,653	223,883
Operating expenses:
Fulfillment	7,910	5,309	15,200	9,676
Selling and distribution	51,967	32,139	98,553	57,116
Marketing	51,921	34,871	97,171	61,099
General and administrative	31,164	21,970	57,999	41,848
Total operating expenses	142,962	94,289	268,923	169,739
Income from operations	19,280	32,929	47,730	54,144
Other (income) expense, net	(1,813)	264	(2,329)	497
Income before income taxes	21,093	32,665	50,059	53,647
Provision for (benefit from) income taxes	4,820	1,127	11,218	(143)
Net income	$ 16,273	$ 31,538	$ 38,841	$ 53,790
Earnings per share of Class A and Class B common stock:
Basic	$ 0.22	$ 0.44	$ 0.53	$ 0.75
Diluted	$ 0.22	$ 0.42	$ 0.52	$ 0.72
Weighted average number of shares of Class A and Class B common stock outstanding:
Basic	73,312	72,387	73,289	72,085
Diluted	74,635	74,422	74,720	74,228