v3.26.1
Net Loss per Share (Details)
Jun. 30, 2026
shares
Net Loss per Share
Class A common stock and Class A preferred stock, rights to convert to number of common shares
1,460
X
- Definition
The number of shares into which the stock may be converted.
+ References
No definition available.
+ Details
Name:
mbio_ConvertibleStockNumberOfSharesUponConversion
Namespace Prefix:
mbio_
Data Type:
xbrli:sharesItemType
Balance Type:
na
Period Type:
instant
X
- References
No definition available.
+ Details
Name:
us-gaap_EarningsPerShareAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration