Shareholders' Equity and Share-based Payments [Text Block] Operating Leases of Lessee Disclosure [Table Text Block] Stockholders' Equity Note Disclosure [Text Block] Equity Component Weighted average number of common shares outstanding - diluted Business Description and Accounting Policies [Text Block] Accounting Policies Total adjustments Total adjustments Private placement expenditures Balance - shares Balance - shares Balance - shares Income before income taxes Income before income taxes Consolidated Statements of Income Preferred stock shares authorized Accrued interest - related party Cash {1} Cash Cash - beginning of year Cash - end of year Income Taxes Related Party Disclosures Payables and Accruals Proceeds from exercise of stock options Private placement expenditures {1} Private placement expenditures Repayments of notes payable - related party Repayments of notes payable - related party Stock based compensaction - shares Income tax (benefit) provision Preferred shares - authorized 5,000,000 shares, par value $.01 per share; none issued or outstanding Commitment and contingencies Deferred revenue, current portion Accrued expenses and other current liabilities Entity Common Stock, Shares Outstanding Entity Public Float Entity Current Reporting Status Document and Entity Information Deferred Costs, Capitalized, Prepaid, and Other Assets PASSUR Network Capitalized software development costs, net {1} Capitalized software development costs, net Cash flows from investing activities Change in accounts receivable Change in accounts receivable (Accumulated deficit) Retained Earnings Additional Paid-in Capital Income from operations Entity Registrant Name Risks and Uncertainties Related Party Transactions Disclosure [Text Block] Proceeds from notes payable - related party PASSUR (R) Network PASSUR (R) Network Changes in operating assets and liabilities: Proceeds from stock issuance - shares Common stock shares outstanding Deferred revenue, less current portion Capitalized software development costs, net Accounts receivable, net Cash flows from operating activities Exercise of common stock options - shares Preferred stock shares outstanding Consolidated Balance Sheets Parenthetical Entity Voluntary Filers Proceeds from stock issuance {1} Proceeds from stock issuance Net cash provided by operating activities Net cash provided by operating activities Change in prepaid expenses and other current assets Change in prepaid expenses and other current assets Debt conversion - related party - shares Treasury Stock Statement, Equity Components [Axis] Common shares - authorized 10,000,000 shares, par value $.01 per share; issued and outstanding 7,871,640 in 2011 and 5,387,948 in 2010 Other assets Statement [Line Items] Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block] Other Assets Disclosure [Text Block] Property, Plant, and Equipment Change in deferred revenue Selling, general, and administrative expenses Common stock shares issued Total liabilities and stockholders' equity (deficit) Total liabilities and stockholders' equity (deficit) Additional paid-in capital Notes payable - related party Prepaid expenses and other current assets Entity Central Index Key Amendment Flag Net income Net income Total liabilities Total liabilities PASSUR Network, net Current Fiscal Year End Date Concentration Risk Disclosure [Text Block] Stock-based compensation expense Deferred tax asset allowance reversal Proceeds from stock issuance Exercise of common stock options Total assets Total assets Deferred tax asset, current Consolidated Balance Sheets Document Fiscal Period Focus Entity Filer Category Change in accrued expenses and other current liabilities Debt conversion - related party Interest expense - related party Cost of revenues Preferred stock shares issued Statement [Table] PASSUR Network {1} PASSUR Network Property, Plant and Equipment Disclosure [Text Block] Property, plant and equipment, net {1} Property, plant and equipment, net Depreciation and amortization Net income per common share - basic Total stockholders' equity (deficit) Total stockholders' equity (deficit) Balance Balance Stockholders' deficit before treasury stock Stockholders' equity (deficit): Current liabilities: Increase (decrease) in cash Increase (decrease) in cash Change in accrued interest - related party Change in accounts payable Change in other assets Stock based compensation Liabilities and stockholders' equity (deficit) Royalty Agreement {1} Royalty Agreement Cash paid for Income taxes Supplemental cash flow information Cash flows from financing activities Adjustments to reconcile net income to net cash provided by operating activities: Consolidated Statements of Cash Flows Common stock Statements of Changes in Stockholders' Equity Net income per common share - diluted Cost and expenses: Treasury stock shares Treasury stock, at cost, 696,500 shares in 2011 and 2010 Treasury stock, at cost, 696,500 shares in 2011 and 2010 Total current liabilities Total current liabilities Current assets: Assets {1} Assets Document Fiscal Year Focus Income Tax Disclosure [Text Block] Equity Cash paid for Interest - related party Weighted average number of common shares outstanding - basic Research and development Revenues Preferred stock par value Entity Well-known Seasoned Issuer Document Type Leases Net cash (used in) provided by financing activities Net cash (used in) provided by financing activities Common stock par value Accumulated deficit Total current assets Total current assets Royalty Agreement Notes payable - related party; settled with stock Net cash used in investing activities Net cash used in investing activities Provision for (recovery of) doubtful accounts receivable Total costs and expenses Total costs and expenses Common stock shares authorized Accounts payable Deferred tax asset, non-current Property, plant and equipment, net Document Period End Date