v3.25.2
Basis of Presentation (Additional Information) (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Accounting Policies [Abstract]
Collaboration receivable, net
$ (31,547)
$ (4,129)
X
- Definition
Increase decrease in collaboration receivable.
+ References
No definition available.
+ Details
Name:
sndx_IncreaseDecreaseInCollaborationReceivable
Namespace Prefix:
sndx_
Data Type:
xbrli:monetaryItemType
Balance Type:
debit
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_AccountingPoliciesAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration