XML 51 R40.htm IDEA: XBRL DOCUMENT
v3.25.1

Inventory - Narrative (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Inventory [Line Items] |  |
Finished goods | $ 998 | $ 824
Inventory Held at Hospitals and Treatment Centers |  |
Inventory [Line Items] |  |
Finished goods | $ 500 |

X
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(a)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_InventoryFinishedGoods
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_InventoryLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_PublicUtilitiesInventoryAxis=dcth_InventoryHeldAtHospitalsAndTreatmentCentersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |