2.4.0.8 Html 92 220 1 true 25 0 false 6 false false R1.htm 00090 - Document - Document And Entity Information Sheet http://www.wvtc.com/role/DocumentDocumentAndEntityInformation Document And Entity Information false false R2.htm 00100 - Statement - Condensed Consolidated Statements Of Operations Sheet http://www.wvtc.com/role/StatementCondensedConsolidatedStatementsOfOperations Condensed Consolidated Statements Of Operations false false R3.htm 00200 - Statement - Condensed Consolidated Statements Of Comprehensive Income (Loss) Sheet http://www.wvtc.com/role/StatementCondensedConsolidatedStatementsOfComprehensiveIncomeLoss Condensed Consolidated Statements Of Comprehensive Income (Loss) true false R4.htm 00300 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.wvtc.com/role/StatementCondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets false false R5.htm 00305 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.wvtc.com/role/StatementCondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) false false R6.htm 00400 - Statement - Condensed Consolidated Statements Of Cash Flows Sheet http://www.wvtc.com/role/StatementCondensedConsolidatedStatementsOfCashFlows Condensed Consolidated Statements Of Cash Flows false false R7.htm 10101 - Disclosure - Nature Of Operations And Critical Accounting Policies And Estimates Sheet http://www.wvtc.com/role/DisclosureNatureOfOperationsAndCriticalAccountingPoliciesAndEstimates Nature Of Operations And Critical Accounting Policies And Estimates false false R8.htm 10201 - Disclosure - New Accounting Pronouncements Sheet http://www.wvtc.com/role/DisclosureNewAccountingPronouncements New Accounting Pronouncements false false R9.htm 10301 - Disclosure - Seat Licenses And Other Intangible Assets Sheet http://www.wvtc.com/role/DisclosureSeatLicensesAndOtherIntangibleAssets Seat Licenses And Other Intangible Assets false false R10.htm 10401 - Disclosure - Severance Sheet http://www.wvtc.com/role/DisclosureSeverance Severance false false R11.htm 10501 - Disclosure - Orange County-Poughkeepsie Limited Partnership Sheet http://www.wvtc.com/role/DisclosureOrangeCountyPoughkeepsieLimitedPartnership Orange County-Poughkeepsie Limited Partnership false false R12.htm 10601 - Disclosure - Debt Obligations Sheet http://www.wvtc.com/role/DisclosureDebtObligations Debt Obligations false false R13.htm 10701 - Disclosure - Income Taxes Sheet http://www.wvtc.com/role/DisclosureIncomeTaxes Income Taxes false false R14.htm 10801 - Disclosure - Pension And Postretirement Obligations Sheet http://www.wvtc.com/role/DisclosurePensionAndPostretirementObligations Pension And Postretirement Obligations false false R15.htm 10901 - Disclosure - Stock Based Compensation Sheet http://www.wvtc.com/role/DisclosureStockBasedCompensation Stock Based Compensation false false R16.htm 11001 - Disclosure - Earnings (Loss) Per Share Sheet http://www.wvtc.com/role/DisclosureEarningsLossPerShare Earnings (Loss) Per Share false false R17.htm 11101 - Disclosure - Shareholders' Equity Sheet http://www.wvtc.com/role/DisclosureShareholdersEquity Shareholders' Equity false false R18.htm 11201 - Disclosure - Segment Information Sheet http://www.wvtc.com/role/DisclosureSegmentInformation Segment Information false false R19.htm 11301 - Disclosure - Commitments And Contingencies Sheet http://www.wvtc.com/role/DisclosureCommitmentsAndContingencies Commitments And Contingencies false false R20.htm 11401 - Disclosure - Subsequent Events Sheet http://www.wvtc.com/role/DisclosureSubsequentEvents Subsequent Events false false R21.htm 20102 - Disclosure - Nature Of Operations And Critical Accounting Policies And Estimates (Policy) Sheet http://www.wvtc.com/role/DisclosureNatureOfOperationsAndCriticalAccountingPoliciesAndEstimatesPolicy Nature Of Operations And Critical Accounting Policies And Estimates (Policy) false false R22.htm 30303 - Disclosure - Seat Licenses And Other Intangible Assets (Tables) Sheet http://www.wvtc.com/role/DisclosureSeatLicensesAndOtherIntangibleAssetsTables Seat Licenses And Other Intangible Assets (Tables) false false R23.htm 30403 - Disclosure - Severance (Tables) Sheet http://www.wvtc.com/role/DisclosureSeveranceTables Severance (Tables) false false R24.htm 30503 - Disclosure - Orange County-Poughkeepsie Limited Partnership (Tables) Sheet http://www.wvtc.com/role/DisclosureOrangeCountyPoughkeepsieLimitedPartnershipTables Orange County-Poughkeepsie Limited Partnership (Tables) false false R25.htm 30603 - Disclosure - Debt Obligations (Tables) Sheet http://www.wvtc.com/role/DisclosureDebtObligationsTables Debt Obligations (Tables) false false R26.htm 30803 - Disclosure - Pension And Postretirement Obligations (Tables) Sheet http://www.wvtc.com/role/DisclosurePensionAndPostretirementObligationsTables Pension And Postretirement Obligations (Tables) false false R27.htm 30903 - Disclosure - Stock Based Compensation (Tables) Sheet http://www.wvtc.com/role/DisclosureStockBasedCompensationTables Stock Based Compensation (Tables) false false R28.htm 31003 - Disclosure - Earnings (Loss) Per Share (Tables) Sheet http://www.wvtc.com/role/DisclosureEarningsLossPerShareTables Earnings (Loss) Per Share (Tables) false false R29.htm 31103 - Disclosure - Shareholders' Equity (Tables) Sheet http://www.wvtc.com/role/DisclosureShareholdersEquityTables Shareholders' Equity (Tables) false false R30.htm 31203 - Disclosure - Segment Information (Tables) Sheet http://www.wvtc.com/role/DisclosureSegmentInformationTables Segment Information (Tables) false false R31.htm 40101 - Disclosure - Nature Of Operations And Critical Accounting Policies And Estimates (Narrative) (Details) Sheet http://www.wvtc.com/role/DisclosureNatureOfOperationsAndCriticalAccountingPoliciesAndEstimatesNarrativeDetails Nature Of Operations And Critical Accounting Policies And Estimates (Narrative) (Details) false false R32.htm 40302 - Disclosure - Seat Licenses And Other Intangible Assets (Components Of Other Intangible Assets) (Details) Sheet http://www.wvtc.com/role/DisclosureSeatLicensesAndOtherIntangibleAssetsComponentsOfOtherIntangibleAssetsDetails Seat Licenses And Other Intangible Assets (Components Of Other Intangible Assets) (Details) false false R33.htm 40401 - Disclosure - Severance (Details) Sheet http://www.wvtc.com/role/DisclosureSeveranceDetails Severance (Details) false false R34.htm 40402 - Disclosure - Severance (Schedule Of Severance Accrual) (Details) Sheet http://www.wvtc.com/role/DisclosureSeveranceScheduleOfSeveranceAccrualDetails Severance (Schedule Of Severance Accrual) (Details) false false R35.htm 40501 - Disclosure - Orange County-Poughkeepsie Limited Partnership (Narrative) (Details) Sheet http://www.wvtc.com/role/DisclosureOrangeCountyPoughkeepsieLimitedPartnershipNarrativeDetails Orange County-Poughkeepsie Limited Partnership (Narrative) (Details) false false R36.htm 40502 - Disclosure - Orange County-Poughkeepsie Limited Partnership (Summarized O-P Income Statement Information) (Details) Sheet http://www.wvtc.com/role/DisclosureOrangeCountyPoughkeepsieLimitedPartnershipSummarizedOPIncomeStatementInformationDetails Orange County-Poughkeepsie Limited Partnership (Summarized O-P Income Statement Information) (Details) false false R37.htm 40503 - Disclosure - Orange County-Poughkeepsie Limited Partnership (Summarized O-P Balance Sheet Information) (Details) Sheet http://www.wvtc.com/role/DisclosureOrangeCountyPoughkeepsieLimitedPartnershipSummarizedOPBalanceSheetInformationDetails Orange County-Poughkeepsie Limited Partnership (Summarized O-P Balance Sheet Information) (Details) false false R38.htm 40601 - Disclosure - Debt Obligations (Narrative) (Details) Sheet http://www.wvtc.com/role/DisclosureDebtObligationsNarrativeDetails Debt Obligations (Narrative) (Details) false false R39.htm 40602 - Disclosure - Debt Obligations (Schedule Of Debt Obligations) (Details) Sheet http://www.wvtc.com/role/DisclosureDebtObligationsScheduleOfDebtObligationsDetails Debt Obligations (Schedule Of Debt Obligations) (Details) false false R40.htm 40701 - Disclosure - Income Taxes (Narrative) (Details) Sheet http://www.wvtc.com/role/DisclosureIncomeTaxesNarrativeDetails Income Taxes (Narrative) (Details) false false R41.htm 40801 - Disclosure - Pension And Postretirement Obligations (Narrative) (Details) Sheet http://www.wvtc.com/role/DisclosurePensionAndPostretirementObligationsNarrativeDetails Pension And Postretirement Obligations (Narrative) (Details) false false R42.htm 40802 - Disclosure - Pension And Postretirement Obligations (Components Of Net Periodic Cost (Gain)) (Details) Sheet http://www.wvtc.com/role/DisclosurePensionAndPostretirementObligationsComponentsOfNetPeriodicCostGainDetails Pension And Postretirement Obligations (Components Of Net Periodic Cost (Gain)) (Details) false false R43.htm 40901 - Disclosure - Stock Based Compensation (Narrative) (Details) Sheet http://www.wvtc.com/role/DisclosureStockBasedCompensationNarrativeDetails Stock Based Compensation (Narrative) (Details) false false R44.htm 40902 - Disclosure - Stock Based Compensation (Schedule Of Restricted Stock Activity) (Details) Sheet http://www.wvtc.com/role/DisclosureStockBasedCompensationScheduleOfRestrictedStockActivityDetails Stock Based Compensation (Schedule Of Restricted Stock Activity) (Details) false false R45.htm 40903 - Disclosure - Stock Based Compensation (Schedule Of Stock Option Activity) (Details) Sheet http://www.wvtc.com/role/DisclosureStockBasedCompensationScheduleOfStockOptionActivityDetails Stock Based Compensation (Schedule Of Stock Option Activity) (Details) false false R46.htm 40904 - Disclosure - Stock Based Compensation (Schedule Of Stock-Based Compensation Expense) (Details) Sheet http://www.wvtc.com/role/DisclosureStockBasedCompensationScheduleOfStockBasedCompensationExpenseDetails Stock Based Compensation (Schedule Of Stock-Based Compensation Expense) (Details) false false R47.htm 41001 - Disclosure - Earnings (Loss) Per Share (Schedule Of Weighted Average Number Of Shares Of Common Stock Used In Diluted Earnings (Loss) Per Share) (Details) Sheet http://www.wvtc.com/role/DisclosureEarningsLossPerShareScheduleOfWeightedAverageNumberOfSharesOfCommonStockUsedInDilutedEarningsLossPerShareDetails Earnings (Loss) Per Share (Schedule Of Weighted Average Number Of Shares Of Common Stock Used In Diluted Earnings (Loss) Per Share) (Details) false false R48.htm 41101 - Disclosure - Shareholders' Equity (Details) Sheet http://www.wvtc.com/role/DisclosureShareholdersEquityDetails Shareholders' Equity (Details) false false R49.htm 41201 - Disclosure - Segment Information (Narrative) (Details) Sheet http://www.wvtc.com/role/DisclosureSegmentInformationNarrativeDetails Segment Information (Narrative) (Details) false false R50.htm 41202 - Disclosure - Segment Information (Segment Income Statement Information) (Details) Sheet http://www.wvtc.com/role/DisclosureSegmentInformationSegmentIncomeStatementInformationDetails Segment Information (Segment Income Statement Information) (Details) false false All Reports Book All Reports Element us-gaap_AccountsAndOtherReceivablesNetCurrent had a mix of decimals attribute values: -5 -3. 'Monetary' elements on report '40401 - Disclosure - Severance (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '40501 - Disclosure - Orange County-Poughkeepsie Limited Partnership (Narrative) (Details)' had a mix of different decimal attribute values. 'Shares' elements on report '40901 - Disclosure - Stock Based Compensation (Narrative) (Details)' had a mix of different decimal attribute values. 'Monetary' elements on report '40901 - Disclosure - Stock Based Compensation (Narrative) (Details)' had a mix of different decimal attribute values. 'Shares' elements on report '41001 - Disclosure - Earnings (Loss) Per Share (Schedule Of Weighted Average Number Of Shares Of Common Stock Used In Diluted Earnings (Loss) Per Share) (Details)' had a mix of different decimal attribute values. Process Flow-Through: 00100 - Statement - Condensed Consolidated Statements Of Operations Process Flow-Through: 00200 - Statement - Condensed Consolidated Statements Of Comprehensive Income (Loss) Process Flow-Through: 00300 - Statement - Condensed Consolidated Balance Sheets Process Flow-Through: Removing column 'Jun. 30, 2013' Process Flow-Through: Removing column 'Dec. 31, 2012' Process Flow-Through: 00305 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Process Flow-Through: 00400 - Statement - Condensed Consolidated Statements Of Cash Flows altv-20140630.xml altv-20140630.xsd altv-20140630_cal.xml altv-20140630_def.xml altv-20140630_lab.xml altv-20140630_pre.xml true true