Document and Entity Information [Abstract] ASSETS Assets [Abstract] CURRENT ASSETS Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Accounts receivable, less allowance for doubtful accounts of $193 and $209 Accounts Receivable, Net, Current Accounts receivable, less allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Current Deferred costs, current Deferred Costs, Current Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Total current assets Assets, Current, Total Total current assets PROPERTY AND EQUIPMENT, net Property, Plant and Equipment, Net GOODWILL Goodwill INTANGIBLE ASSETS, net Finite-Lived Intangible Assets, Net OTHER ASSETS Other Assets, Noncurrent [Abstract] Deferred costs, net of current portion Deferred Costs, Noncurrent Other non-current assets Other Assets, Noncurrent Total other assets Assets Total assets LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity [Abstract] CURRENT LIABILITIES Liabilities, Current [Abstract] Capital lease obligations, current Capital Lease Obligations, Current Accounts payable Accounts Payable, Current Accrued compensation and benefits Employee-related Liabilities, Current Accrued expenses and other current liabilities Accrued Liabilities, Current Deferred revenue, current Deferred Revenue, Current Total current liabilities Liabilities, Current, Total Total current liabilities OTHER LIABILITIES Other Liabilities, Noncurrent [Abstract] Deferred revenue, less current portion Deferred Revenue, Noncurrent Other non-current liabilities Other Liabilities, Noncurrent Total liabilities Liabilities, Total Total liabilities COMMITMENTS and CONTINGENCIES Commitments and Contingencies STOCKHOLDERS' EQUITY Stockholders' Equity Attributable to Parent [Abstract] Preferred stock, $0.001 par value; 5,000,000 shares authorized; 0 shares issued and outstanding Preferred Stock, Value, Issued Preferred stock, par value Preferred Stock, Par or Stated Value Per Share Preferred stock, shares authorized Preferred Stock, Shares Authorized Preferred stock, shares issued Preferred Stock, Shares Issued Preferred stock, shares outstanding Preferred Stock, Shares Outstanding Common stock, $0.001 par value; 55,000,000 shares authorized; 11,955,017 and 11,849,572 shares issued and outstanding, respectively Common Stock, Value, Issued Common stock, par value Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares issued Common Stock, Shares, Issued Common stock, shares outstanding Common Stock, Shares, Outstanding Additional paid-in capital Additional Paid in Capital, Common Stock Accumulated deficit Retained Earnings (Accumulated Deficit) Total stockholders' equity Stockholders' Equity Attributable to Parent, Total Total stockholders' equity Total stockholders' equity Liabilities and Equity Total liabilities and shareholder's equity Revenues Revenues Cost of revenues Cost of Revenue Gross profit Gross Profit Gross profit Operating expenses Operating Expenses [Abstract] Sales and marketing Selling and Marketing Expense Research and development Research and Development Expense General and administrative General and Administrative Expense Amortization of intangible assets Amortization of Intangible Assets Total operating expenses Operating Expenses, Total Total operating expenses Income (loss) from operations Operating Income (Loss) Income (loss) from operations Other income (expense) Nonoperating Income (Expense) [Abstract] Interest expense Interest Expense Interest expense Interest income Investment Income, Interest Other income (expense) Other Nonoperating Income (Expense) Total other income (expense), net Nonoperating Income (Expense), Total Total other income (expense), net Income (loss) before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income (loss) before income taxes Income tax expense Income Tax Expense (Benefit) Income tax expense Net income (loss) Net Income (Loss) Attributable to Parent Net income (loss) Net income (loss) per share Net Income (Loss) Per Share [Abstract] Basic Earnings Per Share, Basic Diluted Earnings Per Share, Diluted Weighted average common shares used to compute net income (loss) per share Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic Weighted Average Number of Shares Outstanding, Basic Diluted Weighted Average Number of Shares Outstanding, Diluted Cash flows from operating activities Net Cash Provided by (Used in) Operating Activities [Abstract] Net income Reconciliation of net income to net cash provided by operating activities Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization of property and equipment Depreciation, Depletion and Amortization Provision for doubtful accounts Provision for Doubtful Accounts Stock-based compensation Share-based Compensation Change In Carrying Value Of Preferred Stock Warrants Change in carrying value of preferred stock warrants Change in carrying value of preferred stock warrants Other Other Noncash Income (Expense) Other Changes in assets and liabilities, net of effect of acquisition Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Accounts receivable Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Prepaid expenses and other current assets Other assets Increase (Decrease) in Other Operating Assets Other assets Deferred costs Increase (Decrease) in Deferred Charges Deferred costs Accounts payable Increase (Decrease) in Accounts Payable Deferred revenue Increase (Decrease) in Deferred Revenue Accrued compensation and benefits Increase (Decrease) in Employee Related Liabilities Accrued expenses and other current liabilities Increase (Decrease) in Accrued Liabilities Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Net cash provided by operating activities Cash flows from investing activities Net Cash Provided by (Used in) Investing Activities [Abstract] Acquisition of Direct EDI Payments to Acquire Businesses, Net of Cash Acquired Acquisition of Direct EDI Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Purchases of property and equipment Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Net cash used in investing activities Cash flows from financing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Borrowings on line of credit Proceeds from Lines of Credit Payments on line of credit Repayments of Lines of Credit Payments on line of credit Payments on equipment loans Repayments of Other Debt Payments on equipment loans Payments of capital lease obligations Repayments of Long-term Capital Lease Obligations Payments of capital lease obligations Net proceeds from initial public offering Proceeds from Issuance Initial Public Offering Stock offering costs Payments of Stock Issuance Costs Stock offering costs Net proceeds from exercise of options to purchase common stock Proceeds from Stock Options Exercised Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Net cash provided by financing activities Net increase (decrease) in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Net increase (decrease) in cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period General Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] General [Abstract] General [Abstract] Acquisition of Direct EDI Business Combination Disclosure [Text Block] Acquisition of Direct EDI [Abstract] Acquisition of Direct EDI [Abstract] Intangible Assets Intangible Assets Disclosure [Text Block] Intangible Assets [Abstract] Intangible Assets [Abstract] Stock-Based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Stock-Based Compensation [Abstract] Stock-Based Compensation [Abstract] Income Taxes Income Tax Disclosure [Text Block] Income Taxes [Abstract] Income Taxes [Abstract] Net Income (Loss) Per Share Earnings Per Share [Text Block] Amendment Flag Current Fiscal Year End Date Document Period End Date Document Type Entity Central Index Key Entity Common Stock, Shares Outstanding Entity Current Reporting Status Entity Filer Category Entity Registrant Name Entity Voluntary Filers Entity Well-known Seasoned Issuer Entity Public Float Document Fiscal Period Focus Document Fiscal Year Focus Condensed Consolidated Balance Sheets [Abstract] Condensed Consolidated Statements of Operations [Abstract] Condensed Consolidated Statements of Cash Flows [Abstract]