Equity Components [Axis] Common Stock [Member] Additional Paid-in Capital [Member] Retained Earnings [Member] AOCI Attributable to Parent [Member] Sale of Stock [Axis] Underwriting Agreement [Member] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] IPO [Member] Ownership [Axis] Fat Pipe Networks Private Limited [Member] Statistical Measurement [Axis] Minimum [Member] Maximum [Member] Concentration Risk Benchmark [Axis] Revenue Benchmark [Member] Concentration Risk Type [Axis] Revenue from Rights Concentration Risk [Member] Customer [Axis] Three Major Partners [Member] Two Major Partners [Member] Partner A [Member] Partner B [Member] Partner C [Member] Product and Service [Axis] Product [Member] Service [Member] Contract with Customer, Duration [Axis] Short Term - Within 12 Months [Member] Long Term - from 13 to 36 Months [Member] Long Term - from 37 to 60 Months [Member] Consulting [Member] Long-Lived Asset, Class [Axis] Furniture and Fixtures [Member] Office Equipment [Member] Vehicles [Member] Geographical [Axis] UNITED STATES Non-US [Member] Office Equipment And Computers [Member] Intangible Asset, Finite-Lived, Class [Axis] Product Development [Member] Patents [Member] Debt Instrument [Axis] Fortis Bank Loan [Member] Related and Nonrelated Parties [Axis] Stay in Business Inc [Member] April 2025 Offering [Member] Back Office Extensions India Pvt Ltd [Member] Title and Position [Axis] Director [Member] Subsequent Event Type [Axis] Subsequent Event [Member] Atthe Market Offering [Member] Cover [Abstract] Document Type Amendment Flag Amendment Description Document Registration Statement Document Annual Report Document Quarterly Report Document Transition Report Document Shell Company Report Document Shell Company Event Date Document Period Start Date Document Period End Date Document Fiscal Period Focus Document Fiscal Year Focus Current Fiscal Year End Date Entity File Number Entity Registrant Name Entity Central Index Key Entity Primary SIC Number Entity Tax Identification Number Entity Incorporation, State or Country Code Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Three Entity Address, City or Town Entity Address, State or Province Entity Address, Country Entity Address, Postal Zip Code Country Region City Area Code Local Phone Number Extension Written Communications Soliciting Material Pre-commencement Tender Offer Pre-commencement Issuer Tender Offer Title of 12(b) Security No Trading Symbol Flag Trading Symbol Security Exchange Name Title of 12(g) Security Security Reporting Obligation Annual Information Form Audited Annual Financial Statements Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Small Business Entity Emerging Growth Company Elected Not To Use the Extended Transition Period Document Accounting Standard Other Reporting Standard Item Number Entity Shell Company Entity Public Float Entity Bankruptcy Proceedings, Reporting Current Entity Common Stock, Shares Outstanding Documents Incorporated by Reference [Text Block] Statement of Financial Position [Abstract] ASSETS Current assets: Cash Accounts receivable, net Inventory Other current assets Contracts receivable - current, net Total current assets Property and equipment, net Intangible assets, net Operating lease right-of-use assets, net Contracts receivable - non-current, net Other assets Deferred tax asset Total assets LIABILITIES AND STOCKHOLDERS’ EQUITY Current liabilities: Accounts payable Accrued expenses and other current liabilities Deferred revenue Operating lease liabilities, current Notes payable, current Total current liabilities Notes payable, non-current Operating lease liabilities, non-current Other non-current liabilities Total liabilities Commitments and contingencies Stockholders’ equity: Common stock, -no par value; 50,000,000 shares authorized; 14,125,468 and 14,024,468 shares issued and outstanding as of June 30, 2026 and March 31, 2026, respectively Additional paid-in capital Retained earnings Accumulated other comprehensive income Total stockholders’ equity Total liabilities and stockholders’ equity Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding Income Statement [Abstract] Revenues Cost of revenues Gross profit Operating expenses: Sales and marketing General and administrative Product development Employee cost Total operating expenses Income from operations Other income (expense), net: Interest income Foreign exchange gain (loss) Interest expense Total other income (expense), net Income before income tax benefit (provision) Income tax benefit (provision) Net income Less: Net loss attributable to non-controlling interests Net income attributable to FatPipe stockholders Net income per common share - basic Net income per common share - diluted Weighted average common shares outstanding - basic Weighted average common shares outstanding – diluted Other comprehensive income (loss): Foreign currency translation adjustment Total other comprehensive income (loss), net of tax Comprehensive income Statement [Table] Statement [Line Items] Balance Balance, shares Issuance of shares pursuant to initial public offering, net Issuance of shares pursuant to initial public offering, net, shares Offering costs Net income Other comprehensive loss Reclassification between par value and additional paid-in capital Shares issued for employee and consultant services Shares issued for employee and consultant services, shares Balance Balance, shares Statement of Cash Flows [Abstract] Cash Flows From Operating Activities Adjustments to reconcile net income to net cash used in operating activities: Depreciation and amortization Allowance for contract receivables Stock based compensation Bad debts written off Changes in operating assets and liabilities: Accounts receivable Contracts receivable Inventories Other current assets Other assets Accounts payable Accrued expenses and other current liabilities Deferred revenue Other non-current liabilities Operating lease liability, net Net cash used in operating activities Cash Flows From Investing Activities Purchase of equipment Net cash used in investing activities Cash Flows From Financing Activities Net repayment of debt Issuance of shares pursuant to initial public offering, net Net cash provided by (used in) financing activities Effect of exchange rate changes on cash Net change in cash and cash equivalents Cash and cash equivalents, beginning of period Cash and cash equivalents, end of period Supplemental Disclosure of Cash Flow Information Cash paid for interest Cash paid for income taxes Accounting Policies [Abstract] SUMMARY OF BUSINESS AND SIGNIFICANT ACCOUNTING POLICIES Property, Plant, and Equipment [Abstract] PROPERTY AND EQUIPMENT, NET Intangible Asset, Goodwill and Other [Abstract] INTANGIBLE ASSETS, NET Debt Disclosure [Abstract] NOTE PAYABLE Equity [Abstract] STOCKHOLDERS’ EQUITY Leases LEASES Payables and Accruals [Abstract] ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES Related Party Transactions [Abstract] RELATED PARTY TRANSACTIONS Income Tax Disclosure [Abstract] INCOME TAXES Commitments and Contingencies Disclosure [Abstract] COMMITMENTS AND CONTINGENCIES Subsequent Events [Abstract] SUBSEQUENT EVENTS Basis of Preparation of Financial Statements Use of Estimates Principles of Consolidation Reclassifications Comprehensive Income Segment Reporting Revenue Recognition Fair Value of Financial Instruments Cash and Cash Equivalents Trade Accounts Receivable Inventories Property and Equipment Intangible Assets Long-Lived Assets Defined Benefit Plan Income Taxes Warranties Stock-Based Compensation Leases Related Parties Concentrations Concentrations of Risk Recent Accounting Pronouncements SCHEDULE OF REMAINING PERFORMANCE OBLIGATION SCHEDULE OF DEFERRED RECOGNIZED REVENUE SCHEDULE OF CONTRACT BALANCES SCHEDULE OF DISAGGREGATED REVENUE SCHEDULE OF ESTIMATED USEFUL LIVES SCHEDULE OF REVENUE FROM GEOGRAPHIC CONCENTRATIONS SCHEDULE OF CONCENTRATION RISK SCHEDULE OF PROPERTY AND EQUIPMENT, NET SCHEDULE OF INTANGIBLE ASSETS, NET SCHEDULE OF ESTIMATED FUTURE AMORTIZATION EXPENSE SCHEDULE OF FUTURE MATURITIES OF LONG-TERM DEBT SCHEDULE OF LEASE ASSETS AND LIABILITIES SCHEDULE OF OPERATING LEASE EXPENSE SCHEDULE OF CASH PAID MEASUREMENT OF LEASE LIABILITIES SCHEDULE OF MATURITIES OF OPERATING LEASE LIABILITIES SCHEDULE OF ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES Nature of Operation, Product Information, Concentration of Risk [Table] Product Information [Line Items] Total Current Non-current Total Allowance at beginning of period (Provisions) / reversal Write-offs Recoveries Allowance at end of period Total Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Line Items] Estimated useful lives AccountingPoliciesTable [Table] Total Concentration risk percentage Revenue Number of shares issued Sale of stock, price per share Net proceeds from issuance initial public offering Net proceeds from issuance initial public offering Ownership percentage by parent Ownership percentage by noncontrolling owners Issuance of shares for purchase of non-controlling interest, shares Number of reportable segments Intangible asset useful life Warranty term Stock based compensation expense Cash, FDIC insured amount Revenues Property and equipment, gross Less: Accumulated depreciation Property and equipment, net Depreciation expense Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Line Items] Intangible assets, gross Less: Accumulated amortization Intangible assets, net Year ending March 31, 2027 (remaining nine months) 2028 2029 2030 Thereafter Amortization of intangible assets Year ending March 31, 2027 (remaining nine months) 2028 2029 2030 2031 Thereafter Total principal repayments Less: current portion Long-term portion of note payable Short-Term Debt [Table] Short-Term Debt [Line Items] Proceeds from bank loan Repayments of bank loan Loan description Interest rate Principal payments amount Interest expense Interest free loan received Repayment of debt Subsidiary or Equity Method Investee, Sale of Stock, Type [Table] Subsidiary, Sale of Stock [Line Items] Common stock, par value Common stock, par value Common stock, voting rights Shares issued Proceeds from issuance of common stock Schedule Of Lease Assets And Liabilities Operating lease liabilities — current Operating lease liabilities — non-current Total operating lease liabilities Schedule Of Operating Lease Expense Operating lease cost Short-term lease cost Total operating lease expense Operating cash flows from operating leases ROU assets obtained in exchange for new lease liabilities Year ending March 31, 2027 (remaining nine months) 2028 2029 2030 Total minimum lease payments Less: imputed interest Total lease obligations Less: current portion Long-term portion of lease obligations Provision for tax Accrued employer expenses Credit card payables Employee payables Other current liabilities Provisions Total Related Party Transaction [Table] Related Party Transaction [Line Items] Operating lease, payments Repayments of Short-Term Debt Income tax benefit Subsequent Event [Table] Subsequent Event [Line Items] Stock issued Sale of stock consideration received on transaction Office Equipment And Computers [Member] Employee cost. Increase decrease in contracts receivable. Finite lived intangible assets amortization expense after year four. Fortis Bank Loan [Member] Fat Pipe Networks Private Limited [Member] Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after fourth fiscal year following current fiscal year. Stockholders [Member] Issuance of shares for purchase of non-controlling interest shares. Stay in Business Inc [Member] Revenue Performance Obligation [Table Text Block] Disaggregation of deferred revenue [Table Text Block] Schedule of contract balance [Table Text Block] Geographic Concentrations Policy [Text Block] Property Plant And Equipments [Text Block] Related Parties Policy [Text Block] Three Major Partners [Member] Two Major Partners [Member] Partner A [Member] Partner B [Member] Partner C [Member] Schedule of Lease Agreement Material Restrictions [Table Text Block] Scheduleo Cash Paid Measurement of Lease Liabilities [Table Text Block] Credit card payables. Accrued provisions. Back Office Extensions India Pvt Ltd [Member] Consulting [Member] Product Development [Member] Reclassification between par value and additional paid-in capital. Short Term - Within 12 Months [Member] Long Term - from 13 to 36 Months [Member] Long Term - from 37 to 60 Months [Member] April 2025 Offering [Member] Underwriting Agreement [Member] Atthe Market Offering [Member] Assets, Current Assets Liabilities, Current Liabilities Equity, Attributable to Parent Liabilities and Equity Gross Profit Operating Expenses Operating Income (Loss) Interest Expense, Nonoperating Nonoperating Income (Expense) Net Income (Loss) Available to Common Stockholders, Basic Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Equity, Including Portion Attributable to Noncontrolling Interest Shares, Outstanding Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Increase (Decrease) in Accounts Receivable IncreaseDecreaseInContractsReceivable Increase (Decrease) in Inventories Increase (Decrease) in Other Current Assets Increase (Decrease) in Other Noncurrent Assets Increase (Decrease) in Accounts Payable Increase (Decrease) in Accrued Liabilities Increase (Decrease) in Contract with Customer, Liability Increase (Decrease) in Other Noncurrent Liabilities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Payments for (Proceeds from) Productive Assets Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Lessee, Leases [Policy Text Block] Contract with Customer, Liability Contract with Customer, Asset, Allowance for Credit Loss Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization Intangible Asset, Finite-Lived, Accumulated Amortization Intangible Asset, Finite-Lived, after Accumulated Amortization Long-Term Debt, Maturity, Remainder of Fiscal Year Long-Term Debt, Maturity, Year One Long-Term Debt, Maturity, Year Two Long-Term Debt, Maturity, Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFour Long-Term Debt Long-Term Debt, Current Maturities Common Stock, No Par Value Lease, Cost Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Lessee, Operating Lease, Liability, to be Paid, Year One Lessee, Operating Lease, Liability, to be Paid, Year Two Lessee, Operating Lease, Liability, to be Paid, Year Three Lessee, Operating Lease, Liability, to be Paid Lessee, Operating Lease, Liability, Undiscounted Excess Amount