General Discussion of Pension and Other Postretirement Benefits [Abstract] Benefit Plans Pension and Other Postretirement Benefits Disclosure [Text Block] Subsequent Events [Abstract] Subsequent Events Subsequent Events [Text Block] Statement [Table] Statement, Scenario [Axis] Statement, Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Statement [Line Items] Statement [Line Items] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Shareholders' Equity (Deficit) Stockholders' Equity Attributable to Parent [Abstract] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized (in shares) Common Stock, Shares Authorized Common stock, shares issued (in shares) Common Stock, Shares, Issued Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract] Other Information Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Debt Disclosure [Abstract] Long-Term Debt Long-term Debt [Text Block] Income Statement [Abstract] Statement [Table] Net revenues Revenue, Net Expenses: Costs and Expenses [Abstract] Production and distribution expenses (exclusive of depreciation and amortization shown separately below) Cost of Goods and Services Sold Selling and support expenses Selling and Marketing Expense General and administrative expenses General and Administrative Expense Depreciation and amortization Depreciation, Depletion and Amortization Total expenses Costs and Expenses Operating income Operating Income (Loss) Gain on debt repurchases, net Gains (Losses) on Extinguishment of Debt Gain on sale of assets, net Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Interest expense, net Interest Expense, Debt Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest (Provision) benefit for income taxes Income Tax Expense (Benefit) Net income Net Income (Loss) Attributable to Parent Other comprehensive income: Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Benefit plans adjustment, net of tax Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Earnings per share: Earnings Per Share [Abstract] Basic (in dollars per share) Earnings Per Share, Basic Diluted (in dollars per share) Earnings Per Share, Diluted Shares used in computing earnings per share: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Restructuring and Related Activities [Abstract] Restructuring Charges Restructuring and Related Activities Disclosure [Text Block] Statement of Cash Flows [Abstract] Cash Flows Provided By Operating Activities Net Cash Provided by (Used in) Operating Activities Cash Flows from Investing Activities Net Cash Provided by (Used in) Investing Activities [Abstract] Additions to fixed assets and computer software Payments to Acquire Productive Assets Proceeds from sale of assets Proceeds from Sales of Assets, Investing Activities Net cash (used in) provided by investing activities Net Cash Provided by (Used in) Investing Activities Cash Flows from Financing Activities Net Cash Provided by (Used in) Financing Activities [Abstract] Credit facilities repayments Repayments of Long-term Debt Debt issuance costs and other financing items, net Payments of Debt Issuance Costs Decrease in checks not yet presented for payment Increase (Decrease) in Outstanding Checks, Financing Activities Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities (Decrease) increase in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents, beginning of period Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents, end of period Supplemental Information: Supplemental Cash Flow Information [Abstract] Cash interest, net Interest Paid, Net Cash income taxes, net Income Taxes Paid, Net Non-cash Financing Activities: Noncash Investing and Financing Items [Abstract] Reduction of debt from debt repurchases Reduction of debt from debt repurchases Supplemental cash flow information for the reduction of debt from debt repurchases not including accelerated amortiziation of fair value adjustmants to Credit Facilities and fees associated with the debt repurchases. Organization, Consolidation and Presentation of Financial Statements [Abstract] Business and Basis of Presentation Business Description and Basis of Presentation [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Loss Contingency [Abstract] Legal Proceedings Contingencies Disclosure [Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Financial Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Entities [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] Entity Information [Line Items] Entity Information [Line Items] Document and Entity Information [Abstract] Document and Entity Information [Abstract] 7af20362-e9f2-11e0-8c71-12313b06a4a2 Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Document Type Document Type Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Accounting Policies [Abstract] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Assets Assets [Abstract] Current Assets Assets, Current [Abstract] Cash and cash equivalents Accounts receivable: Accounts Receivable, Net, Current [Abstract] Billed Accounts Receivable, Gross, Current Unbilled Receivables, Long-term Contracts or Programs Allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Current Net accounts receivable Accounts Receivable, Net, Current Deferred directory costs Deferred Costs, Current Short-term deferred income taxes, net Deferred Tax Assets, Net, Current Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Total current assets Assets, Current Fixed assets and computer software, net Property, Plant and Equipment, Net Other non-current assets Other Assets, Noncurrent Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Total Assets Assets Liabilities and Shareholders' Equity (Deficit) Liabilities and Equity [Abstract] Current Liabilities Liabilities, Current [Abstract] Accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities, Current Accrued interest Interest Payable, Current Deferred directory revenues Deferred Revenue, Current Current portion of long-term debt Long-term Debt, Current Maturities Total current liabilities Liabilities, Current Long-term debt Long-term Debt, Excluding Current Maturities Deferred income taxes, net Deferred Tax Liabilities, Noncurrent Other non-current liabilities Other Liabilities, Noncurrent Total Liabilities Liabilities Commitments and contingencies Commitments and Contingencies Common stock, par value $.001 per share, authorized - 300,000,000 shares; issued and outstanding - 50,281,677 shares at March 31, 2012 and 50,233,617 shares at December 31, 2011 Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Accumulated deficit Retained Earnings (Accumulated Deficit) Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Total shareholders' equity (deficit) Stockholders' Equity Attributable to Parent Total Liabilities and Shareholders' Equity (Deficit) Liabilities and Equity Segment Reporting [Abstract] Business Segments Segment Reporting Disclosure [Text Block]