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SEGMENT INFORMATION - Reconciliation of Earnings From Operations (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 27, 2025 | Sep. 28, 2024 | Sep. 27, 2025 | Sep. 28, 2024
Segment Information [Line Items] |  |  |  |
Net sales | $ 213,670 | $ 200,221 | $ 699,057 | $ 640,890
Cost of sales | 48,815 | 39,257 | 151,444 | 122,659
Brand Partner incentives | 77,684 | 84,068 | 254,709 | 270,197
Selling, general and administrative | 85,947 | 61,295 | 259,291 | 189,920
Earnings from operations | 1,224 | 15,601 | 33,613 | 58,114
Interest income | 578 | 3,142 | 1,920 | 8,581
Interest expense | (49) | (49) | (719) | (152)
Other, net | 41 | (86) | 2,536 | (621)
Earnings before income taxes | 1,794 | 18,608 | 37,350 | 65,922
Operating Segments |  |  |  |
Segment Information [Line Items] |  |  |  |
Net sales | 213,670 | 200,221 | 699,057 | 640,890
Cost of sales | 48,815 | 39,257 | 151,444 | 122,659
Brand Partner incentives | 77,684 | 84,068 | 254,709 | 270,197
Selling, general and administrative | 85,947 | 61,295 | 259,291 | 189,920
Earnings from operations | 1,224 | 15,601 | 33,613 | 58,114
Operating Segments | Direct selling |  |  |  |
Segment Information [Line Items] |  |  |  |
Net sales | 175,825 | 198,467 | 585,404 | 635,823
Cost of sales | 33,102 | 38,286 | 106,576 | 119,999
Brand Partner incentives | 77,552 | 83,999 | 254,321 | 269,795
Selling, general and administrative | 62,672 | 59,419 | 190,647 | 184,703
Earnings from operations | 2,499 | 16,763 | 33,860 | 61,326
Operating Segments | Hiya direct-to-consumer |  |  |  |
Segment Information [Line Items] |  |  |  |
Net sales | 30,846 |  | 101,866 |
Cost of sales | 10,978 |  | 37,372 |
Brand Partner incentives | 0 |  | 0 |
Selling, general and administrative | 20,504 |  | 61,937 |
Earnings from operations | (636) |  | 2,557 |
Amortization of acquired intangible assets | 4,461 |  | 13,372 |
Operating Segments | Other |  |  |  |
Segment Information [Line Items] |  |  |  |
Net sales | 6,999 | 1,754 | 11,787 | 5,067
Cost of sales | 4,735 | 971 | 7,496 | 2,660
Brand Partner incentives | 132 | 69 | 388 | 402
Selling, general and administrative | 2,771 | 1,876 | 6,707 | 5,217
Earnings from operations | (639) | (1,162) | (2,804) | (3,212)
Amortization of acquired intangible assets | 337 | 230 | 952 | 971
Intersegment Eliminations |  |  |  |
Segment Information [Line Items] |  |  |  |
Net sales | $ 4,536 | $ 585 | $ 6,482 | $ 1,563

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