XML 78 R67.htm IDEA: XBRL DOCUMENT
v3.24.1.1.u2

Net Loss per Share - Narrative (Details) - shares | Mar. 31, 2024 | Mar. 31, 2023
--- | --- | ---
Earnings Per Share [Abstract] |  |
Pre-funded penny warrants outstanding | 2,045,894 | 1,576,620

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