v3.26.1
Net (Loss) Income per Share - Narrative (Details) - shares
Jun. 30, 2026
Jun. 30, 2025
Earnings Per Share [Abstract]
Pre-funded warrants outstanding (in shares)
1,341,375
1,341,375
X
- Definition
Number of shares pre-funded penny warrants outstanding.
+ References
No definition available.
+ Details
Name:
dcth_NumberOfSharesPreFundedPennyWarrantsOutstanding
Namespace Prefix:
dcth_
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