SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Long-Lived Assets (Details)	Mar. 31, 2026
Property, Plant, and Equipment [Line Items]
Leasehold improvements	Leasehold Improvements [Member]
Machinery and equipment
Property, Plant, and Equipment [Line Items]
Useful life	5 years
Computer equipment and office equipment | Minimum
Property, Plant, and Equipment [Line Items]
Useful life	3 years
Computer equipment and office equipment | Maximum
Property, Plant, and Equipment [Line Items]
Useful life	5 years
Purchased software | Minimum
Property, Plant, and Equipment [Line Items]
Useful life	3 years
Purchased software | Maximum
Property, Plant, and Equipment [Line Items]
Useful life	5 years