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Property and equipment, net (Tables)

6 Months Ended

Jun. 30, 2021

Property and equipment, net [Abstract]

Schedule Of Property And Equipment [Table Text Block]

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​	​	​	​	​	​	​	​	​	​
​	​	Property and		​	Accumulated		​	​	​
​		Equipment			Depreciation			Net Book Value
Balance, December 31, 2020	​	$	27,198	​	$	(5,494)	​	$	21,704
- Additions in property and equipment	​		149	​		—	​		149
- Depreciation for the period	​		—	​		(224)	​		(224)
Balance, June 30, 2021	​	$	27,347	​	$	(5,718)	​	$	21,629

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- References

No definition available.

+ Details

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Namespace Prefix:	dsx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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- Definition

The movement of the property and equipment, accumulated depreciation and net book value.

+ References

No definition available.

+ Details

Name:	dsx_ScheduleOfPropertyAndEquipmentTableTextBlock
Namespace Prefix:	dsx_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration