XML 78 R61.htm IDEA: XBRL DOCUMENT
v3.26.1

Financial risk management, objectives and policies, Market Risk (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 USD ($) Type | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Market risk [Abstract] |  |  |
Number of types of risk in market prices | Type | 4 |  |
Increase (decrease) in profit (loss) due to change in interest rates by fifty basis points | $ | $ (1,162) | $ (2,076) | $ (2,185)

X
- Definition The amount of increase (decrease) in profit (loss) due to change in interest rates by fifty basis points. + References No definition available. + Details
Name: | dht_IncreaseDecreaseInProfitLossDueToChangeInInterestRates
Namespace Prefix: | dht_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | dht_MarketRiskAbstract
Namespace Prefix: | dht_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of types of risk market prices. + References No definition available. + Details
Name: | dht_NumberOfTypesOfRiskInMarketPrices
Namespace Prefix: | dht_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration