XML 70 R54.htm IDEA: XBRL DOCUMENT
v3.22.1

Financial risk management, objectives and policies, Market risk (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 USD ($) Type Swap | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
Market risk [Abstract] |  |  |
Number of types of risk in market prices | Type | 4 |  |
Number of interest rate swaps | Swap | 9 |  |
Interest rate swaps total aggregate notional amount | $ 334,365 | $ 357,141 |
Increase (decrease) in profit (loss) due to change in interest rates by fifty basis points | $ (981) | $ (488) | $ (1,805)

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 The number of interest rate swaps. + References No definition available. + Details
Name: | dht_NumberOfInterestRateSwaps
Namespace Prefix: | dht_
Data Type: | xbrli:integerItemType
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

X
- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NotionalAmount
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant