Cover Abstract Document Information [Table] Document Information [Line Items] Entity Registrant Name Entity Central Index Key Document Type Document Period End Date Document Annual Report Document Transition Report Securities Act File Number Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Address, Address Line One Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol Security Exchange Name Amendment Flag Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current ICFR Auditor Attestation Flag Document Financial Statement Error Correction [Flag] Entity Filer Category Entity Public Float Entity Common Stock, Shares Outstanding Entity Small Business Entity Emerging Growth Company Entity Shell Company Document Fiscal Year Focus Document Fiscal Period Focus Auditor Name Auditor Firm ID Auditor Location Documents Incorporated by Reference [Text Block] Documents Incorporated by Reference Consolidated Balance Sheets Statement [Table] Statement [Line Items] Statement Assets [Abstract] Assets Assets, Current [Abstract] Current assets Cash and Cash Equivalent Cash and cash equivalents Accounts Receivable, after Allowance for Credit Loss, Current Trade receivables, net and accrued revenues Other Receivables, Net, Current Due from related parties Inventory, Net Inventories Prepaid Expense and Other Assets, Current Prepaid expenses and other current assets Assets, Current Total current assets Property, Plant and Equipment, Net [Abstract] Fixed assets Amount before accumulated depreciation, depletion and amortization of very large gas carrier vessels used in the normal conduct of business and not intended for resale. fixed assets, vessels Vessels, net Represents the amount of water transportation structures or modifications to structures that have not been placed into service. Vessels under Construction Vessel under construction Property, Plant and Equipment, Net Net book value, ending Net book value, beginning Total fixed assets Other Assets, Noncurrent [Abstract] Other non-current assets Deferred Costs, Noncurrent Balance, December 31 Balance, April 1 Deferred charges, net Derivative Asset, Noncurrent Derivative instruments Other Receivable, after Allowance for Credit Loss, Noncurrent Due from related parties-non-current Restricted Cash, Noncurrent Restricted cash-non-current Operating Lease, Right-of-Use Asset Operating lease right-of-use assets Other Assets, Noncurrent Other non-current assets Assets Total assets Liabilities and Equity [Abstract] Liabilities and shareholders' equity Liabilities, Current [Abstract] Current liabilities Accounts Payable, Current Trade accounts payable Accrued Liabilities, Current Accrued expenses Total Other Liabilities, Current Due to related parties Deferred Income, Current Deferred income Operating Lease, Liability, Current Current portion of long-term operating lease liabilities Long-Term Debt, Current Maturities Current portion of long-term debt Dividends Payable, Current Dividends payable Liabilities, Current Total current liabilities Liabilities, Noncurrent [Abstract] Long-term liabilities Long-Term Debt, Excluding Current Maturities Long-term debt-net of current portion and deferred financing fees Operating Lease, Liability, Noncurrent Long-term operating lease liabilities Other Liabilities, Noncurrent Other long-term liabilities Liabilities, Noncurrent Total long-term liabilities Liabilities Total liabilities Commitments and Contingencies Commitments and contingencies Equity, Attributable to Parent [Abstract] Shareholders' equity Preferred Stock, Value, Issued Preferred stock, $0.01 par value, 50,000,000 shares authorized, none issued nor outstanding Common Stock, Value, Issued Common stock, $0.01 par value, 450,000,000 shares authorized, 54,647,868 and 54,324,437 shares issued, 42,782,681 and 42,747,720 shares outstanding (net of treasury stock), as of March 31, 2026 and March 31, 2025, respectively Additional Paid in Capital Additional paid-in-capital Treasury Stock, Common, Value Treasury stock, at cost; 11,865,187 and 11,576,717 shares as of March 31, 2026 and March 31, 2025, respectively Retained Earnings (Accumulated Deficit) Retained earnings Equity, Attributable to Parent Balance - Ending Balance - beginning Total shareholders' equity Liabilities and Equity Total liabilities and shareholders' equity Preferred Stock, Par or Stated Value Per Share Preferred stock, par value Preferred Stock, Shares Authorized Preferred stock, shares authorized Preferred Stock, Shares Issued Preferred stock, shares issued Preferred Stock, Shares Outstanding Preferred stock, shares outstanding Common Stock, Par or Stated Value Per Share Common stock, par value Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common stock, shares issued Common Stock, Shares, Outstanding Common stock, shares outstanding (net of treasury stock) Treasury Stock, Common, Shares Treasury stock, shares at cost Income Statement [Abstract] Revenues: Revenues Amount of related party revenue earned from the Helios pool. Net Pool Revenues Related Party Income Net pool revenues - related party Amount of income reported from time chartered-out contracts. Time charter-out revenues Time charter revenues Revenue Not from Contract with Customer, Other Other revenues, net Revenues Total revenues Total revenues Costs and Expenses [Abstract] Expenses Represents the amount of voyage expenses incurred during the reported period. Voyage Expenses During the Reporting Period Voyage expenses Total voyage expenses Amount of expense incurred pertaining to the chartering-in of a vessel to our fleet. Charter Hire Expenses Charter hire expenses Net result of framework agreement to split 50% of the vessel's revenues for the period less 50% of the vessel's charter hire-in expenses for the period. Profit Sharing Expenses Profit sharing expenses Expenses incurred to operate and maintain VLGC vessels. Overhead Vessel Operating Expenses Vessel operating expenses Depreciation, Depletion and Amortization, Nonproduction Depreciation and amortization General and Administrative Expense General and administrative expenses Costs and Expenses Total expenses Other income recognized from related parties. Other revenues from related parties Other income - related parties Operating Income (Loss) Operating income Operating income Nonoperating Income (Expense) [Abstract] Other income/(expenses) Interest and Debt Expense Interest and finance costs Interest Income (Expense), Nonoperating Interest income Unrealized Gain (Loss) on Derivatives Unrealized loss/(gain) on derivatives Unrealized gain/(loss) on derivatives Gain (Loss) on Sale of Derivatives Realized gain on derivatives Amount of net other gains (losses) realized from nonoperating activities. Other gain (loss), net Other gain/(loss), net Nonoperating Income (Expense) Total other expenses, net Net income Earnings Per Share, Basic [Abstract] EPS: Weighted average shares outstanding: Weighted Average Number of Shares Outstanding, Basic Basic Basic weighted average number of common shares outstanding Weighted Average Number of Shares Outstanding, Diluted Diluted weighted average number of common shares outstanding Diluted Earnings Per Share, Basic Earnings per common share - basic Basic Earnings Per Share, Diluted Earnings per common share - diluted Diluted Consolidated Statements of Shareholders' Equity Equity Components [Axis] Equity Component [Domain] Common Stock [Member] Common stock Treasury Stock, Common [Member] Treasury stock Additional Paid-in Capital [Member] Additional paid-in capital Retained Earnings [Member] Retained earnings Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Shareholders' Equity Shares, Outstanding Balance - ending, shares Balance - beginning, shares Stock Issued During Period, Value, New Issues Common share issuance Stock Issued During Period, Shares, New Issues Common share issuance, shares Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Restricted share award issuances Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Restricted share award issuances, shares Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock. Dividends paid 1 Dividend ($4.00 per common share) Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock. Dividends paid 2 Dividend ($3.70 per common share) APIC, Share-Based Payment Arrangement, Recognition and Exercise Stock-based compensation Treasury Stock, Value, Acquired, Cost Method Purchase of treasury stock Common Stock, Dividends, Per Share, Cash Paid Dividends per share Consolidated Statements of Cash Flows Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Cash flows from operating activities: Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Depreciation, Depletion and Amortization Depreciation and amortization Operating Lease, Right-of-Use Asset, Periodic Reduction Non-cash lease expense Amortization of Debt Issuance Costs Amortization of financing costs Share-Based Payment Arrangement, Noncash Expense Stock-based compensation expense Unrealized Gain (Loss), Foreign Currency Transaction, before Tax Unrealized foreign currency (gain)/loss, net Other Noncash Income (Expense) Other non-cash items, net Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities Increase (Decrease) in Accounts Receivable Trade receivables, inventories, prepaid expenses, and other current and non-current assets Increase (Decrease) in Due from Related Parties Due from related parties Increase (Decrease) in Operating Lease Liability Operating lease liabilities - current and long-term Increase (Decrease) in Accounts Payable Trade accounts payable Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities Accrued expenses and other liabilities Increase (Decrease) in Due to Related Parties Due to related parties Increase (Decrease) in Deferred Charges Payments for drydocking costs Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Net cash provided by operating activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Cash flows from investing activities: The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. Payments for vessels under construction Payments for vessels under construction and other capital expenditures for vessels Payments to Acquire Debt Securities, Available-for-Sale Purchase of investment securities Proceeds from Sale of Equity Securities, FV-NI Proceeds from sale of investment securities Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale Proceeds from maturity of available-for-sale debt securities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Net cash used in investing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Cash flows from financing activities: Proceeds from Issuance of Long-Term Debt Proceeds from long-term debt borrowings Repayments of Long-Term Debt Repayment of long-term debt borrowings Payments for Repurchase of Common Stock Repurchase of common stock Payments of Financing Costs Financing costs paid Financing costs paid Payments of Dividends Dividends paid Dividends, cash paid on payment date Proceeds from Issuance of Common Stock Proceeds from common share issuances Payments of Stock Issuance Costs Equity offering costs paid Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Net cash used in financing activities Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Effects of exchange rates on cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Net increase in cash, cash equivalents, and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Cash, cash equivalents, and restricted cash at the end of the period Cash, cash equivalents, and restricted cash at the beginning of the period Cash and cash equivalents and restricted cash at end of period shown in the statement of cash flows Supplemental Cash Flow Information [Abstract] Supplemental disclosure of cash flow information Interest Paid, Excluding Capitalized Interest, Operating Activity Cash paid for interest, net of amounts capitalized Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. Cash paid for operating leases Cash paid for operating lease liabilities Supplemental cash flow information pertaining to right-of-use assets recognized during the period. Right of use assets recognized during period Right of use assets recognized Supplemental cash flow information pertaining to unpaid lease liabilities upon initial recognition. unpaid lease liability Unpaid lease liability upon initial recognition Amount of drydocking costs incurred and capitalized during the period and included in liabilities as of the balance sheet date. Capitalized drydocking costs Capitalized drydocking costs included in liabilities Capital Expenditures Incurred but Not yet Paid Vessel-related capital expenditures included in liabilities Supplemental cash flow information pertaining to unpaid dividends included in liabilities at period end. Unpaid dividends Unpaid dividends included in liabilities Supplemental cash flow information pertaining to unpaid financing costs included in liabilities at period end. Unpaid financing costs Financing costs included in liabilities Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation [Abstract] Reconciliation of cash and cash equivalents and restricted cash reported within the consolidated balance sheets to the total amount of such items reported in the statements of cash flows: Basis of Presentation and General Information: Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Basis of Presentation and General Information Significant Accounting Policies: Significant Accounting Policies [Text Block] Significant Accounting Policies