Organization and Nature of Business	6 Months Ended
Jun. 27, 2026
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization and Nature of Business	Organization and Nature of Business Reformation Inc. (formerly known as REF Topco, Inc.) is a Delaware corporation headquartered in Los Angeles, California. On April 11, 2025, REF Topco, Inc. changed its legal entity name to Reformation Inc. Reformation Inc. and its subsidiaries (collectively, the “Company”) sell apparel and accessories direct to customers through its website and company-owned retail stores located in the United States and internationally, as well as through wholesale and other channels. The Company’s mission is to bring sustainable fashion to everyone by minimizing its environmental impact through the sourcing of sustainable fabrics and vintage garments and incorporating sustainable practices throughout its supply chain and broader operations.

Organization and Nature of Business

6 Months Ended

Jun. 27, 2026

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Reformation Inc. (formerly known as REF Topco, Inc.) is a Delaware corporation headquartered in Los Angeles, California. On April 11, 2025, REF Topco, Inc. changed its legal entity name to Reformation Inc. Reformation Inc. and its subsidiaries (collectively, the “Company”) sell apparel and accessories direct to customers through its website and company-owned retail stores located in the United States and internationally, as well as through wholesale and other channels. The Company’s mission is to bring sustainable fashion to everyone by minimizing its environmental impact through the sourcing of sustainable fabrics and vintage garments and incorporating sustainable practices throughout its supply chain and broader operations.