Debt Disclosure [Abstract] Line of Credit Facility [Table] Line of Credit Facility [Table] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] 2012 [Member] Maturity For Year Ended Two Thousand Twelve [Member] Maturity for the year ended two thousand twelve. 2013 [Member] Maturity for Year Ended Two Thousand Thirteen [Member] Maturity for the year ended two thousand thirteen. 2014 [Member] Maturity for Year Ended Two Thousand Fourteen [Member] Maturity for the year ended two thousand fourteen. 2015 through the maturity date [Member] Maturity for Year Ended Two Thousand Fifteen and Through Out [Member] Maturity for the year ended two thousand fifteen and through out. Range [Axis] Range [Axis] Range [Domain] Range [Domain] Maximum [Member] Maximum [Member] Minimum [Member] Minimum [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Summary of annual capital expenditures and Adjusted EBITDA Summary of Annual Capital Expenditure and Adjusted Ebitda [Abstract] Summary of annual capital expenditure and adjusted EBITDA. Maximum Capital Expenditures Line of Credit Facility Covenant Terms Maximum Capital Expenditures Maximum capital expenditures on a rolling four quarter basis. Minimum Adjusted EBITDA Line of Credit Facility Covenant Terms Minimum Adjusted Ebitda Minimum total adjusted EBITDA on a rolling four quarter basis. Earnings Per Share [Abstract] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Schedule of antidilutive securities excluded from computation of earnings per share Anti Dilutive Shares [Abstract] Anti-dilutive shares. Anti-dilutive shares Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Income Statement [Abstract] Cost of revenue, depreciation and amortization Cost of Goods Sold, Depreciation and Amortization Selling, general and administrative, depreciation and amortization Selling General and Administrative Expenses Depreciation and Amortization Depreciation of property, plant and equipment related to selling, general and adminsitrative functions during the reporting period. Segment Reporting [Abstract] Schedule of Segment Reporting Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Reconciliation of Adjusted EBITDA to Net (loss) income Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] Other Liabilities Disclosure [Abstract] Other Liabilities Other Liabilities [Abstract] Accrued bonus Accrued Bonuses, Current Accrued other compensation and benefits Accrued Employee Benefits Accrued other taxes Accrual for Taxes Other than Income Taxes, Current Accrued promotions Accrued Marketing Costs, Current Deferred rent Accrued Rent, Current Other accrued expenses Other Accrued Liabilities, Current Other accrued liabilities Other Liabilities, Current Non-current portion of deferred rent Accrued Rent, Noncurrent Non-current other accrued expenses Other Accrued Liabilities, Noncurrent Other non-current liabilities Other Liabilities, Noncurrent Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Statement, Business Segments [Axis] Business Segments [Axis] Segment [Domain] Segment [Domain] Operating Segments [Member] Operating Segments [Member] Core Managed Services Established Markets [Member] Core Managed Services Established Markets [Member] Core managed services established markets. Core Managed Services Emerging Markets [Member] Core Managed Services Emerging Markets [Member] Core managed services emerging markets. Total Core Managed Services [Member] Core Managed Services [Member] Core managed services. Cloud Services [Member] Cloud Services [Member] Cloud services. Significant Reconciling Items [Member] Significant Reconciling Items [Member] Intersegment Elimination [Member] Intersegment Elimination [Member] Corporate [Member] Corporate [Member] Capital lease assets [Member] Capital Lease Assets [Member] Capital lease assets. Leasehold Improvements [Member] Leasehold Improvements [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Operating Segments Segment Reporting Information, Profit (Loss) [Abstract] Non-cash purchases of property and equipment Noncash or Part Noncash Acquisition, Fixed Assets Acquired Payments to Acquire Property, Plant, and Equipment, Total Payments to Acquire Property, Plant, and Equipment Total revenues Revenues Total adjusted EBITDA Adjusted Earnings before Interest Taxes Depreciation and Amortization A non-GAAP financial measure defined as net income (loss) before interest, income taxes, depreciation and amortization, non-cash share-based compensation, public offering or acquisition-related transaction costs, purchase accounting adjustments, gain or loss on asset dispositions and non-operating income or expense. Total capital expenditures Segment Reporting Information, Expenditures for Additions to Long-Lived Assets Strategic Realignment [Abstract] Strategic realignment. Changes to accrued liability associated with strategic realignment Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Description of Business, Basis of Presentation and Summary of Significant Accounting Policies [Abstract] Description of Business, Basis of Presentation and Summary of Significant Accounting Policies [Abstract] Unaudited Interim Results [Policy Text Block] Unaudited Interim Results [Policy Text Block] Unaudited interim results. Reclassifications [Text Block] Reclassifications [Text Block] Fair value measurement Fair Value Measurement, Policy [Policy Text Block] Comprehensive income Comprehensive Income, Policy [Policy Text Block] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Maximum [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Fiber Loan [Member] Fiber Loan [Member] Fiber loan. Debt Instrument [Line Items] Debt Instrument [Line Items] Debt (Textual) [Abstract] Debt (Textual) [Abstract] Debt. Minimum Total Adjusted EBITDA Consolidated leverage ratio Line of Credit Facility Covenant Terms Leverage Ratio Line of credit facility covenant terms leverage ratio. Allowable capital lease amounts Line of Credit Facility Covenant Terms Allowable Capital Lease Line of credit facility covenant terms allowable capital lease. Amendment expands in the Credit Facility draw Under term loan Line of Credit Facility, Maximum Borrowing Capacity Minimum capital lease obligations upon execution agreements Minimum Capital Lease Obligations Upon Execution Agreements Minimum capital lease obligations upon execution agreements. Remaining availability for borrowings Line of Credit Facility, Remaining Borrowing Capacity Outstanding borrowings Line of Credit Facility, Amount Outstanding Available Fiber Assets to be ordered under our Fiber Loan Available Fiber Assets to be ordered under our Fiber Loan Available Fiber Assets to be ordered under our Fiber Loan Additional Construction Orders - Contingent on BAA's Additional Construction Orders - Contingent on BAA's Additional Construction Orders - Contingent on BAA's Interest rate outstanding borrowings Long-term Debt, Weighted Average Interest Rate Debt (Additional Textual) [Abstract] Debt (Additional Textual) [Abstract] Debt. Revolving Line of Credit Letters of credit Line of Credit Facility, Current Borrowing Capacity Fiber Loan maturity date Debt Instrument, Maturity Date Period for repayments of due installments Period for Repayments of Due Installments Period for repayments of due installments. Period for multiple markets capital leases Capital Lease Duration Capital lease duration. Obligation expected to be satisfied through monthly payments Obligation Expected to Be Satisfied Through Monthly Payments Obligation expected to be satisfied through monthly payments. Capital lease obligations Capital Lease Obligations Current portion of fiber debt Short-term Debt Future minimum lease payments Operating Leases, Future Minimum Payments Due Repaid of short term borrowings Repayments of Short-term Debt Year of monthly payments Year of Monthly Payments Year of monthly payments. Statement of Financial Position [Abstract] Statement [Table] Statement [Table] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Statement [Line Items] Statement [Line Items] ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Accounts receivable, gross Accounts Receivable, Gross, Current Less: Allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Current Accounts receivable, net Accounts Receivable, Net, Current Prepaid expenses Prepaid Expense, Current Inventory, net Inventory, Net Restricted cash Restricted Cash and Cash Equivalents, Current Deferred tax asset, net Deferred Tax Assets, Net of Valuation Allowance, Current Other assets Other Assets, Current Total current assets Assets, Current Property and equipment, gross Property, Plant and Equipment, Gross Less: Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property and equipment, net Property, Plant and Equipment, Net Goodwill Goodwill Intangible assets, gross Finite-Lived Intangible Assets, Gross Less: Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Non-current deferred tax asset, net Deferred Tax Assets, Net of Valuation Allowance, Noncurrent Other non-current assets Other Assets, Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts payable Accounts Payable, Current Accrued telecommunications costs Accrued Liabilities, Current Deferred customer revenue Deferred Revenue, Current Other accrued liabilities Contingent consideration Current Portion of Contingent Consideration Current portion of the fair value of potential payments under the acquisition contingent consideration arrangement, including cash and shares as applicable. Total current liabilities Liabilities, Current Non-current fiber debt Long-term Debt and Capital Lease Obligations Other non-current liabilities Stockholders' equity: Stockholders' Equity Attributable to Parent [Abstract] Common stock, $0.01 par value; 50,000 shares authorized; 29,372 and 28,913 shares issued and outstanding, respectively Common Stock, Value, Issued Preferred stock, $0.01 par value; 15,000 shares authorized; no shares issued and outstanding Preferred Stock, Value, Issued Additional paid-in capital Additional Paid in Capital Accumulated deficit Retained Earnings (Accumulated Deficit) Total stockholders' equity Stockholders' Equity Attributable to Parent Total liabilities and stockholders' equity Liabilities and Equity Significant components of income tax expense Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract] Federal income tax expense (benefit) at statutory rate Income Tax Reconciliation, Income Tax Expense (Benefit), at Federal Statutory Income Tax Rate State income tax expense, net of federal effect Income Tax Reconciliation, State and Local Income Taxes Nondeductible expenses Income Tax Reconciliation, Nondeductible Expense Write-off deferred tax assets for non-deductible share-based compensation Income Tax Reconciliation, Nondeductible Expense, Share-based Compensation Cost Change in valuation allowance Income Tax Reconciliation, Change in Deferred Tax Assets Valuation Allowance Other Income Tax Reconciliation, Other Adjustments Income tax (expense) benefit Income Tax Expense (Benefit) Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Share-Based Compensation Plans Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Share-Based Compensation Plans [Abstract] Share-Based Compensation Plans [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] Award Type [Axis] Award Type [Axis] Award Type [Domain] Award Type [Domain] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Commitments and Contingencies Disclosure [Abstract] Contingencies (Textual) [Abstract] Contingencies (Textual) [Abstract] Contingencies. Accrual for triennial review remand order Accrual for Triennial Review Remand Order Capitalize triennial review remand order. Loss Contingency, Range of Possible Loss, Minimum Loss Contingency, Range of Possible Loss, Minimum Loss Contingency, Range of Possible Loss, Maximum Loss Contingency, Range of Possible Loss, Maximum Schedule Of Significant Components Of Income Tax Expenses Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Revenue: Revenues [Abstract] Customer revenue Sales Revenue, Services, Net Terminating access revenue Terminating Access Revenue Revenues from access charges paid to us by other communications companies to terminate calls to our customers. Revenue Operating expenses: Costs and Expenses [Abstract] Cost of revenue (exclusive of depreciation and amortization shown separately below) Cost of Revenue Selling, general and administrative (exclusive of depreciation and amortization of shown separately below) Selling, General and Administrative Expense Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Total operating expenses Costs and Expenses Operating income (loss) Operating Income (Loss) Other (expense) income: Nonoperating Income (Expense) [Abstract] Interest expense Debt Related Commitment Fees and Debt Issuance Costs Other income, net Other Nonoperating Income (Expense) Income (loss) before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income tax (expense) benefit Net income (loss) Net Income (Loss) Attributable to Parent Net income (loss) per common share: Basic Earnings Per Share, Basic Diluted Earnings Per Share, Diluted Weighted average common shares outstanding: Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract] Basic Weighted Average Number of Shares Outstanding, Basic Diluted Weighted Average Number of Shares Outstanding, Diluted Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Employee costs [Member] Employee Severance [Member] Facility exit costs [Member] Facility Closing [Member] Other costs [Member] Other Restructuring [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Changes to accrued liability associated with strategic realignment Changes to Accrued Liability Associated With Strategic Realignment [Abstract] Changes to accrued liability associated with strategic realignment. Expense Severance Costs Expense Business Exit Costs Expense Other Restructuring Costs Expense Restructuring and Related Cost, Cost Incurred to Date Payments Strategic Realignment Related Payment Strategic realignment related payment. Accrued Liability at Period End Restructuring Reserve 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 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 Equity [Abstract] Share Repurchase Program Share Repurchase Program Disclosure [Text Block] Share repurchase program. Business Combinations [Abstract] Business Combination, Separately Recognized Transactions [Table] Business Combination, Separately Recognized Transactions [Table] Contingent Consideration by Type [Axis] Contingent Consideration by Type [Axis] Contingent Consideration Type [Domain] Contingent Consideration Type [Domain] First Contingent Consideration Milestone [Member] First Contingent Consideration Milestone [Member] First contingent consideration milestone. Second Contingent Consideration Milestone [Member] Second Contingent Consideration Milestone [Member] Second contingent consideration milestone. Maximum ASP [Member] Maximum ASP [Member] Maximum Asp. Aretta [Member] Aretta [Member] Aretta. Minimum [Member] Business Combination, Separately Recognized Transactions [Line Items] Business Combination, Separately Recognized Transactions [Line Items] Acquisitions and Intangible Assets (Textual) [Abstract] Acquisitions and Intangible Assets (Textual) [Abstract] Acquisitions and intangible assets. Fair value of the consideration Business Acquisition, Cost of Acquired Entity, Purchase Price Cash consideration Business Acquisition, Cost of Acquired Entity, Cash Paid Cash acquired Cash Acquired from Acquisition Business combination contingent consideration arrangements on estimated contingent consideration Business Combination Contingent Consideration Arrangements On Estimated Contingent Consideration Business combination contingent consideration arrangements on estimated contingent consideration. Amount paid to shareholders based on the revenue Amount Paid to Shareholders Based on Revenue Amount paid to shareholders based on the revenue. Business acquisition earn out revenue achievement range Business Acquisition Earn Out Revenue Achievement Range Business acquisition earn out revenue achievement range. Business acquisition increased earn out revenue achievement range Business Acquisition Increased Earn Out Revenue Achievement Range Business acquisition increased earn out revenue achievement range. Contingent consideration paid Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability Acquisitions and Intangible Assets (Additional Textual) [Abstract] Acquisitions and Intangible Assets (Additional Textual) [Abstract] Acquisitions and intangible assets. Acquired outstanding voting stock Business Acquisition, Percentage of Voting Interests Acquired Contingent consideration Business Acquisition, Contingent Consideration, at Fair Value Segment Information Segment Reporting Disclosure [Text Block] Share Repurchase Program (Textual) [Abstract] Share Repurchase Program (Textual) [Abstract] Share repurchase program. Share repurchase program, authorized amount Stock Repurchase Program, Authorized Amount Repurchase of common stock Payments for Repurchase of Common Stock Shares repurchased under our publicly announced share repurchase program, shares Stock Repurchased and Retired During Period, Shares Treasury stock acquired, average cost per share Treasury Stock Acquired, Average Cost Per Share Acquisitions Business Combination Disclosure [Text Block] Strategic Realignment (Textual) [Abstract] Strategic Realignment (Textual) [Abstract] Strategic realignment. Strategic realignment expense Restructuring Charges Employee severances and ongoing medical benefits Adjusting estimated sublease rental income Operating Leases, Rent Expense, Sublease Rentals Accelerated depreciation on certain long-lived assets Accelerated Depreciation on Certain Long Lived Assets Accelerated depreciation on certain long-lived assets. Expected losses under non-cancelable office leases Costs directly attributable to realignment Schedule of share-based awards Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] Schedule of weighted average grant date fair value and assumptions used to estimate grant date fair value of options granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value [Table Text Block] EarningsPerShareBasicand DilutedAbstract [Table] EarningsPerShareBasicand DilutedAbstract [Table] EarningsPerShareBasicand DilutedAbstract [Table] Basic and Diluted Net Loss per Share Earning Per Share Basic and Diluted [Abstract] Earning per share basic and diluted. Net income (loss) Basic weighted average common shares outstanding Effect of dilutive securities Weighted Average Number Diluted Shares Outstanding Adjustment Diluted weighted average common shares outstanding Basic income (loss) per common share Diluted income (loss) per common share Organization, Consolidation and Presentation of Financial Statements [Abstract] Description of Business, Basis of Presentation and Summary of Significant Accounting Policies Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Share Based Compensation Plans [Table] Share Based Compensation Plans [Table] Share based compensation plans. Performance Shares [Member] Performance Shares [Member] Deferred Compensation Arrangement with Individual, Share-based Payments, by Title of Individual [Axis] Title of Individual [Axis] Title of Individual with Relationship to Entity [Domain] Title of Individual with Relationship to Entity [Domain] Chief Executive Officer [Member] Chief Executive Officer [Member] Other Executive Officer [Member] Other Executive Officer [Member] Other executive officer. Share-based Compensation Arrangements by Share-based Payment Award, Award Type and Plan Name [Domain] Stock Options [Member] Stock Options [Member] Restricted Stock [Member] Restricted Stock [Member] 2005 Equity Incentive Award Plan [Member] Two Thousand Five Equity Incentive Award Plan [Member] Two thousand five equity incentive award plan. Profit Sharing Plan [Member] Profit Sharing Plan [Member] Profit sharing plan. Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items] Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items] Share-Based Compensation Plans (Textual) [Abstract] Share Based Compensation Plans (Textual) [Abstract] Share-based compensation plans. Share-based compensation expense Allocated Share-based Compensation Expense Percentage of target award to be earned - Minumum Percentage of target award to be earned - Minumum Percentage of target award to be earned - Minumum Percentage of target award to be earned - Maximum Percentage of target award to be earned - Maximum Percentage of target award to be earned - Maximum Share Based Compensation Arrangement by Share Based Payment Award Vesting Rate Share Based Compensation Arrangement by Share Based Payment Award Vesting Rate Share based compensation arrangement by share based payment award vesting rate. Required number of shares to satisfy obligation Required Number of Shares to Satisfy Obligation Required number of shares to satisfy obligation. Obligation amount Share Based Compensation Obligation Amount Share based compensation obligation amount. Unrecognized stock-based compensation expense Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized Performance-based compensation settled in equity, percentage Performance Based Compensation Settled in Equity Performance based compensation settled in equity. Unrecognized stock-based compensation expense, weighted average period, years, restricted stock Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition Performance-based compensation awards granted to vest 2014 Performance Based Awards Granted in Current Year Vesting in Two Thousand and Fourteen Percentage of total share-based awards granted in the current year that vest in 2014 Performance-based compensation awards granted to vest 2015 Performance Based Awards Granted In Current Year Vesting In Two Thousand And Fifteen Performance Based Awards Granted In Current Year Vesting In Two Thousand And Fifteen Total intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value Share-based awards granted Percentage of Performance Based Awards Granted Percentage of total share-based awards granted that vest based on performance conditions. amount contingenton 2013 performance amount contingenton 2013 performance amount contingenton 2013 performance Aggregate grant date fair value Aggregate grant date fair value Aggregate grant date fair value of expense for the market awards Shares Granted with a market condition Shares Granted with a market condition Shares Granted with a market condition Share-Based Compensation Plans (Additional Textual) [Abstract] Share Based Compensation Plans (Additional Textual) [Abstract] Share-based compensation plans. Eligible compensation contributed Percentage of Next Eligible Employee Compensation Under Plan Percentage of next eligible employee compensation under plan. Option available for future grant Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Strategic Realignment Restructuring and Related Activities Disclosure [Text Block] Earnings per Share Earnings Per Share [Text Block] Segment Information (Textual) [Abstract] Segment Information (Textual) [Abstract] Segment information. Realignment costs included in selling, general and administrative expense Realignment Costs Included in Selling General and Administrative Expense Realignment costs included in selling, general and administrative expense. Realignment costs included in depreciation and amortization Realignment Costs Included in Depreciation and Amortization Realignment costs included in depreciation and amortization. Summarization the weighted average grant date fair values and the binomial option-pricing model Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract] Grant date fair value Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Expected dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Expected volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Expected multiple of share price to exercise price upon exercise Share Based Compensation Arrangement by Share Based Payment Award Fair Value Expected Multiple of Share Price to Exercise Price upon Exercise Share based compensation arrangement by share based payment award fair value expected multiple of share price to exercise price upon exercise. Post vest cancellation rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Discount for Postvesting Restrictions Fair Value Assumptions, Expected Term Fair Value Assumptions, Expected Term Components of debt Schedule of Debt [Table Text Block] Summary of annual capital expenditures and Adjusted EBITDA Summary Of Annual Capital Expenditure And Adjusted Ebitda Table Text Block Summary of annual capital expenditure and adjusted Ebitda. Estimated delivery dates of fiber assets Schedule of Long-term Debt Instruments [Table Text Block] Contingencies Commitments and Contingencies Disclosure [Text Block] Statement of Cash Flows [Abstract] Operating Activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income (loss) 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 Depreciation, Depletion and Amortization Deferred taxes Deferred Income Tax Expense (Benefit) Provision for doubtful accounts Provision for Doubtful Accounts Other non-cash income, net Other Noncash Income Non-cash share-based compensation Share-based Compensation Change in acquisition-related contingent consideration Increase (Decrease) in Carrying Value of Assets Received as Consideration in Disposal of Business Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventory Increase (Decrease) in Inventories Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Other assets Increase (Decrease) in Other Operating Assets Accounts payable Increase (Decrease) in Accounts Payable Other liabilities Increase (Decrease) in Other Operating Liabilities Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Investing Activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Purchases of property and equipment Additional acquisition consideration Other Payments to Acquire Businesses Decrease in restricted cash Increase (Decrease) in Restricted Cash Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Financing Activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Taxes paid on vested restricted shares Payments Related to Tax Withholding for Share-based Compensation Proceeds from short-term borrowings Proceeds from Short-term Debt Financing issuance costs Payments of Financing Costs Proceeds from exercise of stock options Proceeds from Stock Options Exercised Repurchase of common stock Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Net increase (decrease) in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Supplemental disclosure: Supplemental Cash Flow Information [Abstract] Interest paid Interest Paid Income taxes paid, net of refunds Income Taxes Paid Fiber Debt [Table] Fiber Loan [Member] Comprised debt Comprised Debt [Abstract] Comprised debt. Line of Credit Facility, Amount Outstanding Fiber loan Fiber Loan Fiber loan. Fiber capital leases Capital Lease Obligations, Noncurrent Non-current fiber debt Document and Entity Information [Abstract] Document and entity information. Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Document Type Document Type Document Period End Date Document Period End Date Amendment Flag Amendment Flag Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Schedule of Other Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] Expected minimum lease payments Long-term Debt, Fiscal Year Maturity [Abstract] 2012 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2013 Long-term Debt, Maturities, Repayments of Principal in Year Two 2014 Long-term Debt, Maturities, Repayments of Principal in Year Three 2015 Long-term Debt, Maturities, Repayments of Principal in Year Four 2016 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Total Long-term Debt Schedule of acquired goodwill and total contingent consideration liability Schedule of Acquired Goodwill and Contingent Consideration Liability [Abstract] Schedule of acquired goodwill and contingent consideration liability. Period Start Fair value adjustments Contingent Consideration Liability Fair Value Adjustments Contingent consideration liability fair value adjustments. Period End Statement of Stockholders' Equity [Abstract] Statement, Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock Common Stock [Member] Additional Paid-In Capital Additional Paid-in Capital [Member] Accumulated Deficit Retained Earnings [Member] Balance at Period Start, Values Balance at Period Start, Shares Shares, Issued Exercise of stock options, Value Stock Issued During Period, Value, Stock Options Exercised Exercise of stock options, Shares Issuance of employee benefit plan stock, Value Stock Issued During Period, Value, Employee Benefit Plan Issuance of employee benefit plan stock, Shares Stock Issued During Period, Shares, Employee Benefit Plan Issuance of employee bonus plan stock, Value Issuance of Employee Bonus Plan Stock Value of shares issued during the period to an employee bonus plan. Issuance of employee bonus plan stock, Shares Issuance of Employee Bonus Plan Stock Shares Number of shares issued during the period to an employee bonus plan. Share-based compensation from options to employees Adjustments to Additional Paid in Capital, Share-based Compensation, Stock Options, Requisite Service Period Recognition Share-based compensation from restricted shares to employees Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Unit or Restricted Stock Award, Requisite Service Period Recognition Share-based compensation for non-employees Share-based Goods and Nonemployee Services Transaction, Stockholders' Equity Vesting of restricted shares, Value Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Vesting of restricted shares, Shares Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Common stock withheld as payment for withholding taxes upon vesting of restricted shares, Value Common Stock Withheld as Payment for Withholding Taxes upon Vesting of Restricted Shares Value Common stock withheld as payment for withholding taxes upon vesting of restricted shares value. Common stock withheld as payment for withholding taxes upon vesting of restricted shares, shares Common Stock Withheld as Payment for Withholding Taxes upon Vesting of Restricted Shares Shares Common stock withheld as payment for withholding taxes upon the vesting of restricted shares, shares. Shares repurchased under our publicly announced share repurchase program, Value Stock Repurchased During Period, Value Shares repurchased under our publicly announced share repurchase program, Shares Stock Repurchased During Period, Shares Net income Balance at Period End, Values Balance at Period End, Shares Other Liabilities Other Liabilities Disclosure [Text Block] Basic and diluted net income (loss) per share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of antidilutive securities excluded from computation of earnings per share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Debt Debt Disclosure [Text Block] Schedule of total contingent consideration liability Schedule of Contingent Consideration Liability [Table Text Block] Schedule of contingent consideration liability. Reconciliation of Adjusted EBITDA to Net income (loss) Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Abstract] Depreciation and amortization Non-cash share-based compensation Maximum ASP purchase accounting adjustment Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Equity Interests Transaction costs Business Combination, Acquisition Related Costs Realignment costs Income Tax Reconciliation, Nondeductible Expense, Share-based Compensation Cost Income Taxes (Textual) [Abstract] Income Taxes (Textual) [Abstract] Income taxes. Deferred tax assets relating to the share-based compensation write off Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost Deferred tax assets after valuation allowance, net Deferred Tax Assets, Net of Valuation Allowance Required Pre-Tax Income to Realize Benefit of Deferred Tax Asset Required Pre-Tax Income to Realize Benefit of Deferred Tax Asset Required pre-tax income to realize benefit of deferred tax asset.