Stock Repurchase Program, Authorized Amount Shareholders' Equity attributable to non-controlling interest Represents the monetary amount of Shareholders' Equity attributable to non-controlling interest, as of the indicated date. Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Share-based Compensation Arrangement by Share-based Payment Award, Description Product Liability Contingency, Loss Exposure Not Accrued, High Estimate Positive Outcome of Litigation Insurance Claims Inventory, Raw Materials, Net Significant Concentration Stock-based Compensation Plans Property and Equipment Inventories Net Increase (Decrease) in Cash and Cash Equivalents Net Increase (Decrease) in Cash and Cash Equivalents Gross Profit Gross Profit Taxes Payable {1} Taxes Payable Accrued Compensation Other Current Assets Accounts Receivable Cash and Cash Equivalents CONDENSED CONSOLIDATED BALANCE SHEETS Entity Well-known Seasoned Issuer Entity Current Reporting Status Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Cash Surrender Value of Life Insurance Other Deferred Compensation Arrangements, Liability, Current Line of Credit Facility, Interest Rate Description Santander Bank, N.A. Schedule of nonvested phantom stock units Currency Translation Cash Flows from Financing Activities: Other Comprehensive Income Foreign Currency Translation Adjustment, Net of Taxes Income Tax Expense Operating Profit Operating Profit Cost of Goods Sold Document Type Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Beginning Balance Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Beginning Balance Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance Allocated Share-based Compensation Expense Line of Credit Facility, Fair Value of Amount Outstanding Cash Equivalents Policies 9. Subsequent Events 7. Noncontrolling Interests 6. Stock Based Plans Non-Cash Compensation Expense Less: Comprehensive Income (Loss) Attributable to the Noncontrolling Interest Less: Comprehensive Income (Loss) Attributable to the Noncontrolling Interest CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME Other Long Term Liabilities Total Current Liabilities Total Current Liabilities Total Assets Total Assets Total Current Assets Total Current Assets Trading Symbol Document Period End Date Share-based Compensation Arrangement by Share-based Payment Award, Options, Expected to Vest, Outstanding, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Expected to Vest, Outstanding, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Other Deferred Compensation Arrangements, Liability, Classified, Noncurrent Line of Credit Facility, Description Details 8. Shareholders' Equity 4. Line of Credit Notes CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS Comprehensive Income Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Ending Balance Deferred Compensation Share-based Arrangements, Liability, Classified, Noncurrent Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Share-based Compensation Arrangement by Share-based Payment Award, Terms of Award Loss Contingency, Balance Sheet Caption Inventory, Finished Goods, Net Tables/Schedules Earnings Per Common Share Net Cash Provided By (Used In) Investing Activities Net Cash Provided By (Used In) Investing Activities Other Liabilities Change Changes in Assets and Liabilities Accumulated Other Comprehensive Loss Omega Flex, Inc. Shareholders' Equity: Gain Contingency, Nature Deferred Compensation Arrangements, Overall, Description Income Taxes Accounts Receivable and Provision For Doubtful Accounts 3. Inventories Basic and Diluted Weighted-Average Shares Outstanding Other Income (Expense), Net Common Stock, Par Value Commitments and Contingencies LIABILITIES AND SHAREHOLDERS' EQUITY Employee Service, Share-based Compensation, Paid Shares The number of shares paid during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Line of Credit Facility, Maximum Borrowing Capacity Line of Credit Facility, Lender Subsequent Events Cash and Cash Equivalents - Beginning of Period Cash and Cash Equivalents - Beginning of Period Engineering Expense Represents the monetary amount of Engineering Expense, during the indicated time period. Common Stock, Shares Issued Total Omega Flex, Inc. Shareholders' Equity Total Omega Flex, Inc. Shareholders' Equity Total Liabilities Total Liabilities Current Liabilities: Inventories - Net Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights Product Liability Inurance Deductible - Range, maximum The maximum amount of risk retained by the entity before the insurance arrangement begins to provide coverage. Loss Contingencies by Nature of Contingency [Axis] Statement [Line Items] Fair Value of Financial and Nonfinancial Instruments Product Liability Reserves Description of Business 2. Significant Accounting Policies Net Cash Provided by (Used In) Operating Activities Net Cash Provided by (Used In) Operating Activities Accrued Commissions and Sales Incentives Change Represents the monetary amount of Accrued Commissions and Sales Incentives Change, during the indicated time period. Depreciation and Amortization Basic and Diluted Earnings per Common Share Net (Income) Loss attributable to the Noncontrolling Interest, net of tax Net (Income) Loss attributable to the Noncontrolling Interest, net of tax Common Stock Deferred Taxes {1} Deferred Taxes Document and Entity Information: Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid Goodwill {1} Goodwill Supplemental Disclosure of Cash Flow Information Net Cash Provided by (Used In) Financing Activities Net Cash Provided by (Used In) Financing Activities Cash Flows from Investing Activities: Cash Flows from Operating Activities: Other Comprehensive Income (Loss), Net of Tax: CONDENSED CONSOLIDATED STATEMENTS OF INCOME Noncontrolling Interest Shareholders' Equity: Deferred Taxes Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Deferred Compensation Share-based Arrangements, Liability, Current Unvested units outstanding Represents the Unvested units outstanding (number of shares), as of the indicated date. Line of Credit Facility, Commitment Fee Description Other Assets Change Provision for Losses on Accounts Receivable, net of write-offs and recoveries Net Income {1} Net Income Selling Expense Net Sales Total Liabilities and Shareholders' Equity Total Liabilities and Shareholders' Equity Paid-in Capital Entity Central Index Key Other Deferred Compensation Arrangements, Liability, Current and Noncurrent Recent Accounting Pronouncements Represents the textual narrative disclosure of Recent Accounting Pronouncements, during the indicated time period. Cash paid for Income Taxes Inventory Change Other Liabilities Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Deferred Compensation Share-based Arrangements, Liability, Current and Noncurrent Gain Contingencies by Nature [Axis] Cash and Cash Equivalents - End of Period Cash and Cash Equivalents - End of Period Treasury Stock Treasury Stock Document Fiscal Period Focus Amendment Flag Entity Registrant Name Stock Repurchased During Period, Shares Fair Value, Option, Methodology and Assumptions Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Loss Contingency, Range of Possible Loss, Maximum Loss Contingency, Range of Possible Loss, Maximum Revenue Recognition 1. Basis of Presentation and Description of Business Translation effect on cash Dividend Paid Dividend Paid Capital Expenditures Capital Expenditures Accrued Compensation Change Net Income Income Before Income Taxes Income Before Income Taxes Common Stock, Shares Authorized Accounts Payable {1} Accounts Payable Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Weighted Average Grant Date Fair Value Other Comprehensive Income {1} Other Comprehensive Income Disclosure of Accounting Policy for Other Comprehensive Income. Use of Estimates Basis of Presentation 5. Commitments and Contingencies General and Administrative Expense Allowance for doubtful Accounts Receivable Total Shareholders' Equity Total Shareholders' Equity Retained Earnings Dividends Payable {1} Dividends Payable Accrued Commissions and Sales Incentives ASSETS Entity Filer Category Loss Contingency, Management's Assessment and Process Schedule of Inventory, Current Cash paid for Interest Accounts Receivable Change Net Income attributable to Omega Flex, Inc. Property and Equipment - Net Current Fiscal Year End Date Stock Repurchased During Period, Value Treasury Stock, Number of Shares Held Line of Credit Facility [Axis] Statement [Table] Accounts Payable Change Common Stock, Shares Outstanding Goodwill-Net Entity Common Stock, Shares Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Loss Contingency Accrual Product Liability Inurance Deductible - Range, minimum The minimum amount of risk retained by the entity before the insurance arrangement begins to provide coverage. Loss Contingency, Nature Principal Payments on Line of Credit Adjustments to Reconcile Net Income to Net Cash Provided By (Used In) Operating Activities: Total Comprehensive Income Total Comprehensive Income Interest Income (Expense), Net Other Long Term Assets Current Assets Document Fiscal Year Focus Entity Voluntary Filers