Accounts receivable, less allowance for doubtful accounts of $63,479 and $78,187, respectively Accumulated other comprehensive loss Additional paid-in capital Accounts receivable, allowance for doubtful accounts Assets held for sale [Abstract] Assets held for sale Assets Held-for-sale, Current Consolidated Balance Sheets [Abstract] Consolidated Balance Sheets Parenthetical [Abstract] Cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Interest paid Certificates of deposit Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Accounts receivable Inventories Prepaid expenses and other current assets Net borrowings under lines of credit agreements and short-term notes Change in operating assets and liabilities: Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Common stock, shares authorized (in shares) Common stock, shares issued (in shares) Common stock, shares outstanding (in shares) Common stock, $0.001 par value, 50,000,000 authorized; 15,057,926 and 10,971,325 shares issued, respectively; 14,670,269 and 10,604,868 shares outstanding, respectively Comprehensive income (loss) attributable to American International Industries, Inc. Comprehensive Income (Loss), Net of Tax, Attributable to Parent Concentration of Credit Risk Concentration Risk Disclosure [Text Block] Cost of sales Total current liabilities Liabilities, Current Current liabilities: Income (loss) on disposal of discontinued operations Loss from discontinued operations, net of income taxes Share-based compensation Share-based Compensation Delta lawsuit settlement Gain (Loss) Related to Litigation Settlement Income Statement [Abstract] Loss from discontinued operations, net of income taxes Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Income Taxes Income Tax Disclosure [Text Block] Goodwill Interest expense Interest Expense Inventories, net Trading Securities and Marketable Securities - Available for Sale Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Total liabilities Liabilities Total liabilities and equity Liabilities and Equity Liabilities and Equity Liabilities and Equity Liabilities and Equity [Abstract] Liabilities associated with assets held for sale Current installments of long-term debt Long-term debt, less current installments Marketable securities - available for sale Trading securities Noncontrolling interest Net cash used in operating activities from continuing operations Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net decrease in cash and cash equivalents from discontinued operations Net Cash Provided by (Used in) Discontinued Operations Discontinued operations - SET: Cash flows from operating activities: Net income (loss) attributable to American International Industries, Inc. Net Income (Loss) Attributable to Parent Net increase (decrease) in cash and cash equivalents from continuing operations Total other income (expense) Nonoperating Income (Expense) Other income (expenses): Long-term notes receivable, less current portion Operating loss Unrealized gain (loss) on marketable securities Other income Other Nonoperating Income Preferred stock, shares authorized (in shares) Preferred stock, shares issued (in shares) Preferred stock, par value (in dollars per share) Proceeds from common stock issuance obligation Proceeds from issuance of common stock Property and equipment, net of accumulated depreciation and amortization Property and Equipment [Abstract] Purchase of property and equipment Payments to Acquire Property, Plant, and Equipment Investment in certificate of deposit Payments to Acquire Short-term Investments Real Estate Transactions Real Estate Disclosure [Text Block] Notes Receivable Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Related Party Transactions Related Party Transactions Disclosure [Text Block] Principal payments on debt Repayments of Long-term Debt Payments for acquisition of treasury stock Payments for Repurchase of Common Stock Accumulated deficit Revenues Revenue, Net Inventories Inventory Disclosure [Text Block] Segment Information Segment Reporting Disclosure [Text Block] Selling, general and administrative Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Statement of Cash Flows [Abstract] Equity Capital Stock and Stock Options [Abstract] Capital Stock and Stock Options Stockholders' Equity Note Disclosure [Text Block] Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Supplemental schedule of cash flow information: Taxes paid Total current assets Assets, Current Current assets: Current assets Unrealized gains (losses) on trading securities Unrealized losses on trading securities Trading Securities, Change in Unrealized Holding Gain (Loss) Property and Equipment Property, Plant and Equipment Disclosure [Text Block] Cash and cash equivalents at beginning of year from discontinued operations Cash and cash equivalents at end of year from discontinued operations Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents Total assets Assets Current portion of notes receivable Realized gains (losses) on the sale of trading securities Realized (gains) losses on the sale of trading securities Trading Securities, Realized Gain (Loss) Accounts receivable from related parties Interest and dividend income Investment Income, Interest and Dividend Assets Assets Assets [Abstract] Common stock issuance obligation Concentration of Credit Risk [Abstract] Cash flows from investing activities from continuing operations: Cash flows from financing activities from continuing operations: Net cash provided by investing activities from continuing operations Net Cash Provided by (Used in) Investing Activities, Continuing Operations Net cash provided by (used in) financing activities from continuing operations Net Cash Provided by (Used in) Financing Activities, Continuing Operations Net cash provided by operations Net cash provided by (used in) investing activities Net cash used in financing activities Less treasury stock, at cost; 387,657 and 366,457 shares, respectively Treasury Stock, Value Proceeds from notes receivable Proceeds from Sale and Collection of Notes Receivable Other assets Other Assets, Noncurrent Total operating expenses Operating Expenses Common stock, par value (in dollars per share) Treasury stock, at cost (in shares) Total American International Industries, Inc. equity Stockholders' Equity Attributable to Parent Assets held for sale Income tax expense Short-term notes payable Preferred stock, $0.001 par value, 1,000,000 authorized; 1,000 and 0 shares issued and outstanding, respectively Comprehensive loss Short-term Notes Payable Short-term Debt [Text Block] Long-term Debt Long-term Debt [Text Block] Costs and expenses: Accrued lawsuit settlement Net income (loss) Net loss Net loss attributable to the noncontrolling interest Net Income (Loss) Attributable to Noncontrolling Interest Real estate held for sale Real Estate Held-for-sale Net income (loss) from continuing operations, net of income taxes Net income (loss) from continuing operations Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest Depreciation and amortization Depreciation, Depletion and Amortization Total comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive loss attributable to the noncontrolling interest Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Equity: Total equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Commitments and contingencies Adjustments to reconcile net income (loss) from continuing operations to net cash used in operating activities from continuing operations: Accounts payable and accrued expenses Accounts and notes payable to related parties Loans to related parties Payments to Fund Long-term Loans to Related Parties Net income (loss) before income tax Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Trading Securities and Marketable Securities - Available for Sale [Abstract] Notes Receivable [Abstract] Proceeds from sale of trading securities Proceeds from Sale of Trading Securities Held-for-investment Purchase of trading securities Payments to Acquire Trading Securities Held-for-investment Commitments and Contingencies [Abstract] Income Taxes [Abstract] Intangible Assets [Abstract] Subsequent Events Subsequent Events [Text Block] Inventories [Abstract] Long-term Debt [Abstract] Summary of Significant Accounting Policies [Abstract] Segment Information [Abstract] Related Party Transactions [Abstract] Subsequent Events [Abstract] Real Estate Transactions [Abstract] Other assets Note payable issued for lawsuit settlement Stock issued to related party for receivable Net loss per common share - basic and diluted: Continuing operations (in dollars per share) Discontinued operations (in dollars per share) Total (in dollars per share) Earnings Per Share, Basic and Diluted Non-cash transactions: Amendment Flag Current Fiscal Year End Date Document Period End Date Entity [Text Block] Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Registrant Name Entity Central Index Key Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Document Type Real estate held for sale, noncurrent Carrying amount as of the balance sheet date of investments in land and buildings held for sale apart from normal operations and anticipated to be sold in less than on year, excluding real estate considered to be inventory of the entity. Real estate held for sale Short-term notes receivable Short-term notes receivable consists of notes secured by a 2nd lien property and unsecured note receivables. Adjustment to noncontrolling interest Adjustment to noncontrolling interest in Delta and BOG. Adjustment to noncontrolling interest in Delta and BOG Accounts payable and dividends payable assumed The fair value of accounts payable and dividends payable assumed in Delta reverse merger transaction. Accounts payable and dividends payable assumed in Delta reverse merger transaction Receipt of common stock to convert promissory note due from Delta Receipt of common stock to convert promissory note. due from Delta. Assets held for sale [Text Block] The entire disclosure for assets held for sale. Disclosure may include the description of the facts and circumstances leading to the expected disposal, manner and timing of disposal, the carrying value of the assets held for sale, the gain (loss) recognized in the income statement and the income statement caption that includes that gain (loss). Assets held for sale Short-term Notes Payable [Abstract] Margin loan Amounts owed to trading house for purchases of trading securities. Margin loans Bank overdrafts Consulting Service Income Shares received for consulting services Shares received for consulting services Gain on sale of assets Gain on sale of assets Proceeds from sale of equity investment Proceeds from sale of property and equipment Proceeds from sale of real estate held for sale Purchase of real estate held for resale Redemption of certificate of deposit Proceeds From Margin Loans Amounts borrowed from trading house for purchases of trading securities. Proceeds from margin loans Proceeds From Repayments Of Bank Overdrafts Bank overdrafts Note receivable issued for common stock of DCP Amount of note receivable issued for the common stock of Downhole Completion Products. Issuance of note receivable for interest receivable balance Issuance of note receivable for interest receivable balance. Financing of prepaid insurance Financing of prepaid insurance. Real property received in foreclosure on note receivable Unrealized loss on available for sale securities Unrealized Gain On Available For Sale Securities Unrealized gain on available for sale securities. Unrealized gain on available for sale securities Delta Dividends Declared And Unpaid Delta dividends declared and unpaid. Weighted Avg Number Of Shares Outstanding Basic And Diluted The average number of shares or units issued and outstanding that are used in calculating basic and diluted EPS. Weighted average common shares - basic and diluted (in shares) TERPAssetsPlacedInService Assets placed in service from TERP grant. Fixed assets placed in service reclassified from other assets DividendsSettledWithNotePayable Dividends settled with preferred shareholders by issuance of a note payable. Delta dividends settled with note payable Redemption of certificate of deposit Purchase of real estate held for resale Preferred Stock Issued To Officer As Guarantor Fee Preferred stock issued to officer as guarantor fee. Preferred stock issued to officer as guarantor fee Receivable from related parties