CONDENSED CONSOLIDATED BALANCE SHEETS [Abstract] Total current assets Total other assets Total assets Identifiable assets Total current liabilities Total other liabilities Total liabilities Class of Stock [Axis] Total Janel Corporation stockholders’ equity Total stockholders’ equity Balance Balance Total liabilities and stockholders’ equity CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract] Product and Service [Axis] Gross profit Total operating expenses Income from operations Income before income taxes Consolidated net income Consolidated net income Net income Consolidated net income (in Dollars) Net income attributable to Janel Corporation (in Dollars) Net income available to common stockholders (in Dollars) CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS’ EQUITY [Abstract] Balance (in Shares) Balance (in Shares) Balance (in Shares) Balance (in Shares) Common treasury stock, at cost (in Shares) Equity Components [Axis] CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS [Abstract] Net cash provided by (used in) operating activities: Net cash used in investing activities: Net cash provided by (used in) financing activities Net (decrease) increase in cash and cash equivalents and restricted cash Cash and cash equivalents and restricted cash at beginning of the period Cash and cash equivalents and restricted cash at end of period BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES [Abstract] Beginning balance Ending balance Segments [Axis] ACQUISITIONS AND INVESTMENTS [Abstract] INVENTORY [Abstract] Gross inventory Inventory, net Inventory, net INTANGIBLE ASSETS [Abstract] Finite-Lived Intangible Assets by Major Class [Axis] Intangible assets, net Intangible assets, net Statistical Measurement [Axis] Total GOODWILL [Abstract] LONG-TERM DEBT [Abstract] Total debt Total debt SUBORDINATED PROMISSORY NOTES - RELATED PARTY [Abstract] STOCKHOLDERS’ EQUITY [Abstract] Outstanding beginning balance (in Shares) Outstanding ending balance (in Shares) Outstanding beginning balance (in Dollars per share) Outstanding ending balance (in Dollars per share) Outstanding beginning balance Outstanding ending balance Grantee Status [Axis] INCOME PER COMMON SHARE [Abstract] Income: INCOMES PER COMMON SHARE [Abstract] Diluted - weighted average common stock (in Shares) Diluted (in Shares) Net income available to common shareholders (in Dollars per share) Basic (in Dollars per share) Net income available to common stockholders (in Dollars per share) Diluted (in Dollars per share) INCOME TAXES [Abstract] Total Income tax expense BUSINESS SEGMENT INFORMATION [Abstract] Consolidation Items [Axis] FAIR VALUE MEASUREMENTS [Abstract] Total Assets Total marketable securities and restricted investments, beginning balance Total marketable securities and restricted investments, ending balance Total Liabilities Fair Value Hierarchy and NAV [Axis] Measurement Frequency [Axis] Balances at beginning of period Balances at end of period Investment in marketable securities at fair value Assets Balances at beginning of period Balances at end of period Liability Class [Axis] LEASES [Abstract] Total lease cost Total undiscounted lease payments SUBSEQUENT EVENTS [Abstract] Document Type Document Quarterly Report Document Period End Date Document Fiscal Year Focus Document Transition Report Entity File Number Entity Registrant Name 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 Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Small Business Entity Emerging Growth Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Central Index Key Amendment Flag Document Fiscal Period Focus Current Fiscal Year End Date ASSETS Current Assets: Cash and cash equivalents Restricted cash Accounts receivable, net of allowance for credit losses of $1,187 and $367, respectively Accounts receivable, net of allowance for credit losses Prepaid expenses and other current assets Property and Equipment, net Other Assets: Goodwill Deferred tax assets, net Restricted investments Operating lease right of use asset Right of use assets Security deposits and other long-term assets LIABILITIES AND STOCKHOLDERS’ EQUITY Current Liabilities: Lines of credit Outstanding borrowings (in Dollars) Accounts payable - trade Duties and taxes payable Accrued expenses and other current liabilities Dividends payable Accrued dividends Current portion of contingent earnout Contingent earnout liability, current Current portion of long-term debt Less: current portion of long-term debt Current portion of subordinated promissory notes-related party Current portion of subordinated promissory notes Notes Payable Current Related Party Type Extensible [Enumeration] Current portion of operating lease liabilities Other Liabilities: Long-term portion of long-term debt Total outstanding long-term debt Long-term portion of contingent earnout Contingent earnout liability, noncurrent Long-term portion of subordinated promissory notes-related party Long-term portion of subordinated promissory notes Notes Payable Noncurrent Related Party Type Extensible [Enumeration] Mandatorily redeemable non-controlling interest Deferred tax liabilities, net Long-term portion of operating lease liabilities Long-term lease liabilities Other liabilities Stockholders' Equity: Preferred stock Preferred stock, par value (in Dollars per share) Preferred stock, shares authorized (in Shares) Preferred Stock, shares issued (in Shares) Preferred stock, shares outstanding (in Shares) Preferred stock, liquidation value Preferred stock, liquidation preference, value Common stock, $0.001 par value; 4,500,000 shares authorized, 1,206,354 issued and 1,186,354 outstanding as of both March 31, 2026 and September 30, 2025 Common stock, par value (in Dollars per share) Common stock, shares authorized (in Shares) Common stock, shares issued (in Shares) Common stock, shares outstanding (in Shares) Paid-in capital Accumulated earnings Noncontrolling interests Revenues: Total revenues Revenues Forwarding expenses and cost of revenues: Total forwarding expenses and cost of revenues Operating expenses: Selling, general and administrative Amortization of intangible assets Amortization expense Other income and expenses: Interest expense Interest expense Gain on consolidation of acquisition Other (expense) income, net Net income per share: Basic (in Dollars per share) Consolidated net income (in Dollars per share) Diluted (in Dollars per share) Consolidated net income (in Dollars per share) Net income per share available to common stockholders: Weighted average number of shares outstanding: Basic (in Shares) Basic - weighted average common shares (in Shares) Rubicon acquisition remeasurement Stock-based compensation Stock-based compensation (in Shares) Purchase of remaining interest in subsidiary Dividends to non-controlling interest Dividends to non-controlling interest (in Shares) Dividends to non-controlling interest (in Shares) Indco stock option exercise Cash flows from operating activities: