Net Loss Per Share - Other Common Stock Equivalents (Details) - shares	6 Months Ended	12 Months Ended
	Jun. 30, 2026	Dec. 31, 2025
Outstanding common stock equivalents have been excluded from diluted net loss per common share
Total (in shares)	168,945	116,789
Options issued and outstanding
Outstanding common stock equivalents have been excluded from diluted net loss per common share
Total (in shares)	5,293	5,601
Inducement options issued and outstanding
Outstanding common stock equivalents have been excluded from diluted net loss per common share
Total (in shares)	0	15
Options available for grant under stock option plans
Outstanding common stock equivalents have been excluded from diluted net loss per common share
Total (in shares)	11,060	200
Restricted stock units issued and outstanding
Outstanding common stock equivalents have been excluded from diluted net loss per common share
Total (in shares)	4,421	5,020
Warrants issued and outstanding
Outstanding common stock equivalents have been excluded from diluted net loss per common share
Total (in shares)	148,171	105,953