Accrued Liabilities Accounts Payable and Accrued Liabilities Disclosure [Text Block] Trade accounts receivable, net Accumulated other comprehensive gain Additional paid-in capital Payments for property, equipment, and capitalized software Payments to Acquire Productive Assets CONSOLIDATED BALANCE SHEETS [Abstract] Current portion of capital lease obligations Capital lease and other obligations, net of current portion Capitalized software and other assets, net Cash and cash equivalents Cash and cash equivalents, beginning of period Cash and cash equivalents, end of period Total cash, cash equivalents and short-term investments Trade accounts receivable Prepaid expenses and other current assets Trade accounts payable Changes in operating assets and liabilities: Accrued 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; Authorized: 80,000 shares at June 30, 2011 and December 31, 2010; Issued and Outstanding: 17,276 shares and 17,222 shares at June 30, 2011 and December 31, 2010, respectively Cost of revenue Total current liabilities Liabilities, Current Current liabilities: Deferred revenue and customer deposits Deferred Revenue, Current Discontinued Operations Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Share-based compensation Assets acquired through capital lease obligations (Gain) loss from sale of assets and other non-cash charges Gain on closure of settlement fund General and administrative Gross profit Gross Profit CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract] Income (loss) from continuing operations Income (Loss) from Continuing Operations Attributable to Parent Interest expense Interest Expense Capital Lease and Other Obligations Capital Leases in Financial Statements of Lessee Disclosure [Text Block] Total liabilities Liabilities Total liabilities and stockholders' equity Liabilities and Equity LIABILITIES & STOCKHOLDERS' EQUITY Long-term investments Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Cash flows from financing activities: Net cash provided by (used in) investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from investing activities: Net cash provided by (used in) operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from operating activities: Net income (loss) Net income (loss) Increase (decrease) in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Deferred rent Income (loss) from operations Operating Income (Loss) Other income, net Convertible preferred stock, share authorized: (in shares) Convertible preferred stock, shares issued (in shares) Convertible preferred stock, shares outstanding (in shares) Convertible preferred stock, par value (in dollars per share) Proceeds from issuance of common stock Proceeds from sale of equipment Property and equipment, net Property and Equipment [Abstract] Purchase of investments Payments to Acquire Investments Related Party Transactions Related Party Transactions Disclosure [Text Block] Principal payments of capital lease obligations Repayments of Long-term Capital Lease Obligations Capitalized Software and Other Assets Research, Development, and Computer Software Disclosure [Text Block] Restructuring charge Restructuring Charges Restructuring and Related Activities Disclosure [Text Block] Accumulated deficit Proceeds from sale of investments Revenue Sales and marketing Short-term investments Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] CONSOLIDATED STATEMENTS OF CASH FLOWS [Abstract] Stockholders' equity: Stockholders' equity: Stockholders' Equity [Abstract] Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Total current assets Current assets: Weighted average shares outstanding used in computing diluted net income (loss) per share Property and Equipment Property, Plant and Equipment Disclosure [Text Block] Product development and technical operations Total assets Assets Interest income ASSETS Capital Lease and Other Obligations [Abstract] Fair Value Measurements Fair Value Disclosures [Text Block] Operating expenses: Total operating expenses Operating Expenses Income (loss) from continuing operations before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Common stock, par value (in dollars per share) Total stockholders' equity Stockholders' Equity Attributable to Parent Income tax benefit (expense) Income Tax Expense (Benefit) Convertible preferred stock, $0.001 par value; Authorized: 5,000 shares at June 30, 2011 and December 31, 2010; Issued and Outstanding: none at June 30, 2011 and December 31, 2010 Property and equipment received and liability accrued Proceeds from contingent purchase consideration of certain consumer assets Weighted average shares outstanding used in computing basic net income (loss) per share Income from discontinued operations, net of tax Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Depreciation and amortization Commitment and contingencies Adjustment to reconcile net loss to net cash provided by (used in) operating activities: Trade accounts payable Accounts Payable, Trade, Current Accrued liabilities Accrued Liabilities, Current Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Deferred revenue and customer deposits Cash, Cash Equivalents and Short-Term Investments [Abstract] Accrued Liabilities [Abstract] Payables and Accruals [Abstract] Commitments and Contingencies [Abstract] Fair Value Measurements [Abstract] Restructuring Charges [Abstract] Restructuring and Related Activities [Abstract] Summary of Significant Accounting Policies [Abstract] Capitalized Software and Other Assets [Abstract] Discontinued Operations [Abstract] Related Party Transactions [Abstract] Change in unrealized gain on investments Cash, Cash Equivalents and Short-Term Investments Cash, Cash Equivalents, and Short-term Investments [Text Block] Net income (loss) per share - Basic and Diluted Earnings Per Share, Basic and Diluted [Abstract] Income (loss) from continuing operations Income from discontinued operations, net of tax Net income (loss) per share - Basic and Diluted Supplemental disclosure of noncash activities: 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