SEGMENT INFORMATION - Schedule of Segment Information for Net Sales, Segment Profit, and Significant Expenses (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2025 USD ($)	Sep. 28, 2024 USD ($)	Sep. 27, 2025 USD ($) segment	Sep. 28, 2024 USD ($)
Disaggregation of Revenue [Line Items]
Number of reportable segments | segment			1
Number of operating segments | segment			1
Net sales	$ 487,766	$ 478,440	$ 1,284,786	$ 1,283,333
Cost of goods sold	215,244	200,713	552,973	546,487
Gross profit	272,522	277,727	731,813	736,846
Depreciation and amortization			40,090	35,648
Total selling, general and administrative expenses	218,169	208,092	593,765	573,974
Operating income	54,353	69,635	138,048	162,872
Interest (expense) income, net	(52)	384	551	495
Other (expense) income, net	(1,198)	4,061	5,951	351
Income before income taxes	53,103	74,080	144,550	163,718
Income tax expense	(13,703)	(17,796)	(37,390)	(41,183)
Net income	39,400	56,284	107,160	122,535
Depreciation expense	4,800	4,900	14,800	13,900
Reportable Segment
Disaggregation of Revenue [Line Items]
Net sales	487,766	478,440	1,284,786	1,283,333
Cost of goods sold	215,244	200,713	552,973	546,487
Gross profit	272,522	277,727	731,813	736,846
Distribution and fulfillment	84,208	83,286	216,511	220,238
Compensation and benefits	50,697	47,641	146,896	140,556
Marketing	35,585	37,589	96,957	99,243
General and administrative	38,654	32,432	108,080	92,244
Depreciation and amortization	9,025	7,144	25,321	21,693
Total selling, general and administrative expenses	218,169	208,092	593,765	573,974
Operating income	54,353	69,635	138,048	162,872
Interest (expense) income, net	(52)	384	551	495
Other (expense) income, net	(1,198)	4,061	5,951	351
Income before income taxes	53,103	74,080	144,550	163,718
Income tax expense	(13,703)	(17,796)	(37,390)	(41,183)
Net income	$ 39,400	$ 56,284	$ 107,160	$ 122,535