Investment in associate company and business combination, Cash Flow on Acquisition (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
May 31, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flow on acquisition [Abstract]
Net cash acquired with the subsidiary	$ 8,660
Cash paid	(394)
NET CASH FLOW ON ACQUISITION	$ 8,267	$ 8,267	$ 0	$ 0

The cash inflow associated with the acquisition of a business when the cash held by the acquired business exceeds the cash payments to acquire the business.

No definition available.

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Namespace Prefix:	dht_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration