Commitments and Contingencies (Details)	Jun. 30, 2026 USD ($)	Jun. 22, 2026 m³
Newbuilding Contracts
Commitments and Contingencies
Capacity of VLGC/AC in cubic meters \| m³		90,000
Less than one year	$ 23,060,000
One to three years	23,060,000
Three to five years	69,180,000
Total	115,300,000
Time charter-in contracts
Commitments and Contingencies
Less than one year	1,466,601
Denmark office
Commitments and Contingencies
Less than one year	$ 62,647

Represents the capacity of VLGC/AC vessels in cubic meters.

No definition available.

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- Definition

Amount of contractual obligation to be paid in the next one to three years.

+ References

No definition available.

+ Details

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Namespace Prefix:	lpg_
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- Definition

Amount of contractual obligation to be paid in the next three to five years.

+ References

No definition available.

+ Details

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Namespace Prefix:	lpg_
Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Amount of contractual obligation, including, but not limited to, long-term debt, lease obligation, purchase obligation, and other commitments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 235
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.9-06)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477314/942-235-S99-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-4

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3

+ Details

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Period Type:	instant

- Definition

Amount of contractual obligation to be paid in remainder of current fiscal year.

+ References

No definition available.

+ Details

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- 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

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