Consolidated Statements of Operations (USD $)	12 Months Ended
Mar. 31, 2015
Condensed Consolidated Statements of Operations
Revenues	$ 104,129,149us-gaap_Revenues
Expenses
Voyage expenses	22,081,856lpg_VoyageExpenses
Vessel operating expenses	21,256,165lpg_VesselOperatingExpenses
Management fees-related party	1,125,000lpg_ManagementFeesRelatedParty
Impairment	1,431,818us-gaap_AssetImpairmentCharges
Depreciation and amortization	14,093,744us-gaap_DepreciationAndAmortization
General and administrative expenses	14,145,086us-gaap_GeneralAndAdministrativeExpense
Total expenses	74,133,669us-gaap_CostsAndExpenses
Operating income/(loss)	29,995,480us-gaap_OperatingIncomeLoss
Other income/(expenses)
Other income - related party	93,929
Interest and finance costs	(289,090)us-gaap_InterestAndDebtExpense
Interest income	418,597us-gaap_InvestmentIncomeInterest
Loss on derivatives, net	(3,959,203)
Foreign currency (loss)/gain, net	(998,931)
Total other expenses, net	(4,734,698)us-gaap_NonoperatingIncomeExpense
Net income/(loss)	$ 25,260,782
Earnings per common share, basic and diluted (in dollars per share)	$ 0.45us-gaap_EarningsPerShareBasicAndDiluted

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Represents the amount of vessel operating expenses incurred during the reported period.

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Represents the amount of voyage expenses incurred during the reported period.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Total costs of sales and operating expenses for the period.

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The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

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The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.

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The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

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Interest and debt related expenses associated with nonoperating financing activities of the entity.

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Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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The net result for the period of deducting operating expenses from operating revenues.

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Reflects the sum of all other revenue and income realized from sales and other transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party during the period.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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