Document and Entity Information [Abstract] Document And Entity Information [Abstract] Statement [Table] Class of Stock [Axis] Class of Stock [Domain] Common Class A [Member] Common Class B [Member] Statement [Line Items] Document Type Amendment Flag Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Entity Filer Category Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Class A Entity Common Stock Shares Outstanding Class A Condensed Consolidated Balance Sheets [Abstract] ASSETS [Abstract] ASSETS Cash and Cash Equivalents, at Carrying Value Cash and Cash Equivalents, end of period Cash and Cash Equivalents, beginning of period Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value, Total Accounts receivable, net Accounts receivable, net of allowance of $39 and $33 at September 30, 2011 and December 31, 2010, respectively. Accounts Receivable, Net, Current, Total Prepaid Expenses and Other Current Assets Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current, Total Short-term investments Investments Short-term Investments, Total Assets, Current Total current assets Property and equipment, net Property, Plant and Equipment, Net, Ending Balance Property, Plant and Equipment, Net, Beginning Balance Property, Plant and Equipment, Net, Total Capitalized Computer Software, Net Capitalized Computer Software, Net, Ending Balance Capitalized Computer Software, Net, Beginning Balance Capitalized software development costs Capitalized Computer Software, Net, Total Goodwill Goodwill, Ending Balance Goodwill, Beginning Balance Goodwill, Total Intangible assets, net Intangible Assets, Net (Excluding Goodwill), Total Long-term investments Long-term Investments, Total Restricted Cash and Cash Equivalents, Noncurrent Restricted cash Other Assets, Noncurrent Other Other Assets, Noncurrent, Total Assets Total assets LIABILITIES AND STOCKHOLDERS' EQUITY Accounts payable Accounts Payable, Current, Total Accrued payroll and other compensation Employee-related Liabilities, Current, Total Other accrued expenses Deferred revenue Deferred Revenue, Current, Total Liabilities, Current Total current liabilities Long-term deferred revenue Deferred Revenue, Noncurrent, Total Long-term deferred rent Liabilities Total liabilities Commitments and contingencies (Note 7) Stockholders' equity: Preferred stock, $0.01 par value: 6,000 shares authorized; no shares issued or outstanding at September 30, 2010 and December 31, 2009 Preferred Stock, Value, Issued, Ending Balance Preferred Stock, Value, Issued, Beginning Balance Preferred stock: $0.01 par value: 6,000 shares authorized; no shares issued or outstanding Preferred Stock, Value, Issued, Total Class A: 30,000 shares authorized; 10,196 and 10,120 shares issued and 10,191 and 9,953 shares outstanding at September 30, 2010 and December 31, 2009, respectively Common Stock, Value, Issued, Ending Balance Common Stock, Value, Issued, Beginning Balance Common stock Common Stock, Value, Issued, Total Additional Paid In Capital Common Stock Additional Paid in Capital, Common Stock, Ending Balance Additional Paid in Capital, Common Stock, Beginning Balance Additional paid-in capital Accumulated deficit Retained Earnings (Accumulated Deficit), Ending Balance Retained Earnings (Accumulated Deficit), Beginning Balance Retained Earnings (Accumulated Deficit), Total Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Stockholders' Equity Attributable to Parent Stockholders' Equity Attributable to Parent, Ending Balance Stockholders' Equity Attributable to Parent, Beginning Balance Total stockholders' equity Liabilities and Equity Total liabilities and stockholders' equity Allowance for Doubtful Accounts Receivable, Current Allowance for Doubtful Accounts Receivable, Current, Ending Balance Allowance for Doubtful Accounts Receivable, Current, Beginning Balance Accounts receivable, allowance Preferred stock, par value Preferred stock, shares authorized Preferred stock, shares issued Preferred Stock, Shares Issued, Total Preferred stock, shares outstanding Preferred Stock, Shares Outstanding, Ending Balance Preferred Stock, Shares Outstanding, Beginning Balance Common stock, par value Common stock, shares authorized Common stock, shares issued Common Stock, Shares, Issued, Total Common stock, shares outstanding Common Stock, Shares, Outstanding, Ending Balance Common Stock, Shares, Outstanding, Beginning Balance Condensed Consolidated Statements Of Operations [Abstract] Revenue: Software licenses revenue Software licenses Technology Services Services Revenues Total revenue Cost of revenue: Software licenses Services Cost of Revenue Total cost of revenue Gross Profit Gross profit Operating expenses: Marketing and selling Selling and Marketing Expense, Total Research and development Research and Development Expense, Total General and administrative General and Administrative Expense, Total Operating Expenses Total operating expenses Operating Income (Loss) Operating loss Interest and other income (expense), net Nonoperating Income (Expense), Total Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Loss before provision for income taxes Provision for income taxes Income Tax Expense (Benefit), Total Net Income (Loss) Attributable to Parent Net loss Net loss Earnings Per Share, Basic and Diluted Basic and diluted net loss per share Basic and diluted net loss per share Basic And Diluted Weighted Average Shares Outstanding Basic And Diluted Weighted Average Shares Outstanding Basic and diluted weighted average shares outstanding Condensed Consolidated Statements Of Cash Flows [Abstract] Cash and Cash Equivalents, Period Increase (Decrease) [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES CASH FLOWS FROM OPERATING ACTIVITIES: Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: Adjustments to reconcile net loss to net cash provided by (used in) operating activities: Stock-based compensation Stock-based compensation Share-based Compensation, Total Depreciation Depreciation and amortization Depreciation, Total Amortization of long-lived intangible assets Amortization of intangible assets Amortization of Intangible Assets, Total Amortization of purchased premium on marketable securities Amortization of purchased premiums on long-term investments in marketable securities Amortization of purchased premium on long-term investments in marketable securities Foreign Currency Transaction Gain (Loss), Unrealized Unrealized foreign currency loss Unrealized foreign currency loss Unrealized foreign currency loss Marketable Securities, Realized Gain (Loss), Excluding Other than Temporary Impairments Realized gain on sale of marketable securities Realized gain on sale of marketable securities Marketable Securities, Realized Gain (Loss), Excluding Other than Temporary Impairments, Total Changes in operating assets and liabilities, net of the effects of the acquisition: Changes in operating assets and liabilities, net of the effects of the acquisition: Accounts receivable Accounts receivable Prepaid expenses and other assets Prepaid expenses and other current assets Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets, Total Increase (Decrease) in Accounts payable Accounts payable Accounts payable Increase (Decrease) in Accounts Payable, Total Increase (Decrease) in accrued payroll and other compensation Accrued payroll and other compensation Increase (Decrease) in Employee Related Liabilities, Total Increase (Decrease) in other accrued expenses Other accrued expenses Increase (Decrease) in deferred revenue Deferred revenue Deferred rent Long-term deferred rent Long-term deferred rent Net Cash Provided by (Used in) Operating Activities Net cash provided by (used in) operating activities CASH FLOWS FROM INVESTING ACTIVITIES CASH FLOWS FROM INVESTING ACTIVITIES: Purchases of property and equipment Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment, Total Additions to Capitalized Software Additions to capitalized software development costs Payments for Software, Total Increase (Decrease) in Restricted Cash Additions to restricted cash Additions to restricted cash Increase (Decrease) in Restricted Cash, Total Acquisition of Press-sense Ltd. Acquisition of Press-sense Ltd Acquisition of Press-sense Ltd. Payments to Acquire Businesses, Net of Cash Acquired, Total Additions to intangible assets Additions to intangible assets Purchase of investments in marketable securities Purchase of investments in marketable securities Payments to Acquire Marketable Securities, Total Proceeds from sale of marketable securities Proceeds from sale of marketable securities Proceeds from Sale of Available-for-sale Securities, Total Net Cash Provided by (Used in) Investing Activities Net cash provided by (used in) investing activities CASH FLOWS FROM FINANCING ACTIVITIES CASH FLOWS FROM FINANCING ACTIVITIES: Proceeds from exercises of stock options Proceeds from exercise of stock options Net Cash Provided by (Used in) Financing Activities Net cash provided by financing activities Cash and Cash Equivalents, Period Increase (Decrease) Net increase (decrease) in Cash and Cash Equivalents Operations And Significant Accounting Policies [Abstract] Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Operations And Significant Accounting Policies Cash, Cash Equivalents And Investments In Marketable Securities [Abstract] Cash, Cash Equivalents And Investments In Marketable Securities Text Block Cash, Cash Equivalents And Investments In Marketable Securities Acquisition [Abstract] Business Combination Disclosure [Text Block] Acquisition Goodwill & Other Intangible Assets [Abstract] Goodwill and Intangible Assets Disclosure [Text Block] Goodwill & Other Intangible Assets Loss Per Share [Abstract] Earnings Per Share [Text Block] Loss Per Share Equity-Based Compensation Expense [Abstract] Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Equity-Based Compensation Expense Commitments And Contingencies [Abstract] Commitments and Contingencies Disclosure [Text Block] Commitments And Contingencies Income Taxes [Abstract] Income Tax Disclosure [Text Block] Income Taxes Geographical Reporting [Abstract] Geographical Reporting Disclosure [Text Block] Geographical Reporting Disclosure [Text Block] Geographical Reporting Subsequent Events [Abstract] Subsequent Events [Text Block] Subsequent Events