Statement Of Financial Position [Abstract] Statement [Table] Statement [Line Items] ASSETS Cash And Cash Equivalents At Carrying Value Cash and cash equivalents Cash and cash equivalents at the beginning of period Cash and cash equivalents at the end of period Restricted cash Restricted Cash And Cash Equivalents At Carrying Value Accounts Receivable Net Current Accounts receivable, net of allowance of $14 and $17 in 2010 and 2009, respectively Income Taxes Receivable Income tax receivable Inventory Net Inventories, net Other Assets Current Prepaid expenses and other current assets Deferred tax assets Total current assets Total current assets Property and equipment, net Construction in progress Other assets Other Assets Noncurrent Long-term deferred tax assets Total assets Total assets LIABILITIES AND SHAREHOLDERS' EQUITY Current portion of capital leases Accounts payable Accounts Payable Current Accrued expenses Taxes payable Taxes Payable Current Current deferred tax liability Commissions And Incentives Payable Commissions and incentives payable Carrying value as of the balance sheet date of the obligations incurred through that date and payable for sales commissions and incentives earned. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Deferred revenue Deferred Revenue Current Total current liabilities Total current liabilities Long-term deferred tax liabilities Other long-term liabilities Total liabilities Total liabilities Commitments and contingencies Shareholders' equity Preferred stock, $0.01 par value, 1,000,000 shares authorized, no shares issued or outstanding Common stock, $0.0001 par value, 99,000,000 shares authorized, 27,697,560 shares issued and 26,490,466 shares outstanding in 2010 and 27,687,882 shares issued and 26,480,788 shares outstanding in 2009 Additional paid-in capital Retained earnings Accumulated other comprehensive loss Accumulated Other Comprehensive Income Loss Net Of Tax Less treasury stock, at cost, 1,207,094 shares in 2009 and 2008 Less treasury stock, at cost, 1,207,094 shares in 2010 and 2009 Total shareholders' equity Balance - beginning of period Balance - end of period Total liabilities and shareholders' equity Preferred stock, par value Income Statement [Abstract] Net sales Net sales Cost of sales Commissions and Incentives Commissions and incentives Primarily represents commissions and incentives earned by eligible independent associates based on their direct and indirect commissionable net sales. Total cost of sales Total Cost of Sales Gross profit Gross profit Operating expenses: Selling and administrative expenses Depreciation and amortization Other operating costs Total operating expenses Total operating expenses Loss from operations Loss from operations Other income (expense), net Other income (expense), net Loss before income taxes Loss before income taxes Benefit for income taxes (Provision) benefit for income taxes Net Loss Net loss Net Income Loss Net loss per share: Basic Earnings Per Share Basic Diluted Earnings Per Share Diluted Basic Weighted Average Number Of Shares Outstanding Basic Diluted Diluted Statement of Stockholders' Equity [Abstract] Statement, Equity Components [Axis] Equity Component [Domain] Par value - balance Common stock, par value Par value Par Value Charge related to stock based compensation Declared dividends of $0.36, $0.22, $0.04 in 2007, 2008, 2009, respectively, per common share Foreign currency translations Shares issued Balance - beginning of period (in shares) Balance - end of period (in shares) Tax benefit (shortfall) from expiration of stock options Additional paid in capital Retained Earnings Accumulated other comprehensive loss Accumulated Other Comprehensive Income Treasury stock Statement of Cash Flows CASH FLOWS FROM OPERATING ACTIVITIES: Adjustments to reconcile net loss to net cash provided by (used in) operating ativities: Provision for doubtful accounts Provision for inventory losses Loss on disposal of assets Accounting charge related to stock-based compensation expense Deferred income taxes Changes in operating assets and liabilities: Accounts receivable Income tax receivable Inventories Increase Decrease In Inventories Prepaid expenses and other current assets The net change during the reporting period in the amount of outstanding money paid in advance for goods or services that bring economic benefits for future periods and in other operating assets not otherwise defined in the taxonomy. Other assets Increase Decrease In Other Operating Assets Accounts payable Accounts payable Accrued expenses Increase Decrease In Accrued Liabilities Taxes payable Taxes payable Increase Decrease In Commissions And Incentives Payable The net change during the reporting period in the aggregate amount of commissions and incentives incurred but not yet paid. Commissions and incentives payable Deferred revenue Increase Decrease In Deferred Revenue Net cash used in operating activities Net cash provided by (used in) operating activities CASH FLOWS FROM INVESTING ACTIVITIES: Purchases of property and equipment Purchases of property and equipment Sale of investments Purchase of investments Purchase of investments Change in restricted cash Change in restricted cash Net cash provided by (used in) investing activities Net cash provided by (used in) investing activities CASH FLOWS FROM FINANCING ACTIVITIES: Payment of cash dividends Repayment of capital lease obligations Net cash used in financing activities Net cash used in financing activities Effect of currency exchange rate changes on cash and cash equivalents Net decrease in cash and cash equivalents Net increase (decrease) in cash and cash equivalents Interest paid on capital leases The amount of cash paid during the current period for interest on leasing arrangements meeting the criteria for capitalization. Income taxes received, net Preferred stock, shares authorized Preferred stock, shares issued Preferred stock, shares outstanding Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding Treasury stock, shares Total comprehensive loss Common Stock Outstanding Organization Summary of Significant Accounting Policies Inventories Inventory Disclosure [Text Block] Income Taxes Loss Per Share Stock-Based Compensation COMMITMENTS AND CONTINGENCIES Segment Information Subsequent Events Recent Accounting Pronouncements Organization And Summary Of Significant Accounting Policies [Text Block] Organization And Summary Of Significant Accounting Policies Allowance for Doubtful Accounts Receivable Long-term restricted cash Capital leases, excluding current portion Notes To Financial Statements [Abstract] ProceedsFromStockOptionsExercised Proceeds from stock options exercised Proceeds from stock options exercised Proceeds from stock options exercised (in shares) Declared dividends per share Declared dividends per common share Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Common Stock, Shares Outstanding Document Type Amendment Flag Amendment Description Document Period End Date Cumulative impact of a change in accounting for income tax uncertainties pursuant to FIN 48 Pension obligations, net of tax $8, $26, $12 in 2007, 2008 and 2009 respectively Unrealized gain from investments classified as available-for-sale, net of tax Pension obligations, net of tax Proceeds from sale of assets Tax benefit from exercise of stock options Repurchase of common stock Summary of non-cash investing and financing activities: Unrealized gains from investments Entity [Text Block] Document Information [Text Block] Fair Value PROPERTY AND EQUIPMENT Capital Lease Obligations Accrued Expenses TRANSACTIONS WITH RELATED PARTIES AND AFFILIATES EMPLOYEE BENEFIT PLANS Disclosure of Litigation [Text Block] Disclosure of Litigation Litigation SHAREHOLDERS' EQUITY Schedule to Financial Statements [Abstract] SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS Fair Value Of Assets Acquired Assets Acquired through Capital Leases Weighted-average common shares outstanding: SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION: Components of comprehensive loss: Document Fiscal Year Focus Document Fiscal Period Focus Interest income Depreciation and amortization