XML 69 R58.htm IDEA: XBRL DOCUMENT v3.25.1

Stockholders' Equity - Summary of Warrants Outstanding and Exercisable (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
	May 05, 2025	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Class of Warrant or Right [Line Items]
Proceeds from exercise of warrants		$ 2,385	$ 0
Common Warrants
Class of Warrant or Right [Line Items]
Outstanding Number of Warrants (in shares)		2,954,775		3,193,275
Weighted Average Remaining Life (in years), Outstanding
Warrants exercised (in shares)		238,500
$0.01 | Common Warrants
Class of Warrant or Right [Line Items]
Warrant exercise price (in dollars per share)		$ 0.01
Outstanding Number of Warrants (in shares)		1,341,375
Weighted Average Remaining Life (in years), Outstanding
$10.00 | Common Warrants
Class of Warrant or Right [Line Items]
Warrant exercise price (in dollars per share)		$ 10.00
Outstanding Number of Warrants (in shares)		1,613,400
Weighted Average Remaining Life (in years), Outstanding		1 month 6 days
$10.00 | Common Warrants | Subsequent Event
Class of Warrant or Right [Line Items]
Warrants exercised (in shares)	1,377,275
Proceeds from exercise of warrants	$ 13,800

X

- Definition

Class Of Warrant Or Right Exercised.

+ References

No definition available.

+ Details

Name:	dcth_ClassOfWarrantOrRightExercised
Namespace Prefix:	dcth_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Weighted average remaining contractual term for each class of warrants or rights outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	dcth_ClassOfWarrantOrRightWeightedAverageRemainingContractualTerm
Namespace Prefix:	dcth_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
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_ClassOfWarrantOrRightLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of warrants or rights outstanding.

+ References

No definition available.

+ Details

Name:	us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The cash inflow associated with the amount received from holders exercising their stock warrants.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 14
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-14

+ Details

Name:	us-gaap_ProceedsFromWarrantExercises
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=dcth_CommonWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis=dcth_ExercisePriceRangeOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis=dcth_ExercisePriceRangeTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: