$AMCX
AMC Networks Inc. Stock $amcx

$amcx Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-K Financial Statement

#000151499121000014 Filed on February 26, 2021

Income Statement

Concept	2020 Q4	2019 Q4	2019 Q3
Revenue	$780.3M	$785.2M	$718.6M
YoY Change	-0.63%	1.6%	3.12%
Cost Of Revenue	$386.9M	$403.5M	$355.0M
YoY Change	-4.11%	8.32%	2.48%
Gross Profit	$393.4M	$381.7M	$363.6M
YoY Change	3.07%	-4.67%	3.75%
Gross Profit Margin	50.42%	48.61%	50.6%
Selling, General & Admin	$220.2M	$174.2M	$159.4M
YoY Change	26.41%	7.13%	1.99%
% of Gross Profit	55.97%	45.64%	43.83%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$24.40M	$25.50M	$25.70M
YoY Change	-4.31%	-6.59%	16.82%
% of Gross Profit	6.2%	6.68%	7.07%
Operating Expenses	$244.7M	$199.8M	$159.4M
YoY Change	22.47%	5.21%	1.99%
Operating Profit	$81.40M	$41.72M	$168.4M
YoY Change	95.1%	-69.58%	2.33%
Interest Expense	-$8.000M	-$16.30M	$39.62M
YoY Change	-50.92%	-320.27%	3.89%
% of Operating Profit	-9.83%	-39.07%	23.52%
Other Income/Expense, Net	$74.70M	-$400.0K	-$36.49M
YoY Change	-18775.0%	-99.12%	753.85%
Pretax Income	$148.1M	$25.00M	$132.0M
YoY Change	492.4%	-74.92%	-17.7%
Income Tax	$49.90M	$24.70M	$8.700M
% Of Pretax Income	33.69%	98.8%	6.59%
Net Earnings	$94.71M	-$8.577M	$116.9M
YoY Change	-1204.24%	-111.93%	5.09%
Net Earnings / Revenue	12.14%	-1.09%	16.27%
Basic Earnings Per Share	$2.15	-$0.15	$2.09
Diluted Earnings Per Share	$2.09	-$0.15	$2.07
COMMON SHARES
Basic Shares Outstanding			55.85M shares
Diluted Shares Outstanding			56.61M shares

Balance Sheet

Concept	2020 Q4	2019 Q4	2019 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$950.9M	$820.6M	$774.4M
YoY Change	15.89%	47.56%	35.85%
Cash & Equivalents	$888.5M	$816.2M	$773.4M
Short-Term Investments	$62.40M	$4.400M	$1.000M
Other Short-Term Assets	$226.8M	$649.7M	$633.2M
YoY Change	-65.09%	13.46%	7.54%
Inventory
Prepaid Expenses
Receivables	$813.6M	$857.1M	$807.5M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$1.939B	$2.330B	$2.225B
YoY Change	-16.8%	18.69%	15.19%
LONG-TERM ASSETS
Property, Plant & Equipment	$256.0M	$283.8M	$269.3M
YoY Change	-9.76%	15.22%	19.43%
Goodwill	$686.4M	$702.0M	$782.2M
YoY Change	-2.22%	-12.04%	10.9%
Intangibles	$430.6M	$544.4M	$560.3M
YoY Change	-20.91%	-9.08%	14.42%
Long-Term Investments	$69.50M	$69.10M	$86.60M
YoY Change	0.58%	-23.98%	-16.09%
Other Assets	$513.7M	$496.5M	$499.1M
YoY Change	3.48%	8.25%	-21.47%
Total Long-Term Assets	$3.308B	$3.266B	$3.393B
YoY Change	1.26%	-1.47%	5.04%
TOTAL ASSETS
Total Short-Term Assets	$1.939B	$2.330B	$2.225B
Total Long-Term Assets	$3.308B	$3.266B	$3.393B
Total Assets	$5.246B	$5.597B	$5.618B
YoY Change	-6.26%	6.03%	8.84%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$120.5M	$94.31M	$123.8M
YoY Change	27.81%	-11.92%	27.0%
Accrued Expenses	$320.0M	$251.2M	$238.9M
YoY Change	27.38%	-5.17%	-0.81%
Deferred Revenue	$71.05M	$63.92M	$65.73M
YoY Change	11.15%	15.33%	7.24%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$75.00M	$56.25M	$51.70M
YoY Change	33.33%	163.66%	269.29%
Total Short-Term Liabilities	$878.5M	$804.3M	$820.4M
YoY Change	9.22%	0.87%	6.57%
LONG-TERM LIABILITIES
Long-Term Debt	$2.774B	$3.040B	$3.057B
YoY Change	-8.74%	-1.56%	-1.26%
Other Long-Term Liabilities	$126.0M	$163.6M	$159.6M
YoY Change	-23.02%	-21.34%	-10.39%
Total Long-Term Liabilities	$2.900B	$3.204B	$3.216B
YoY Change	-9.47%	-2.81%	-1.76%
TOTAL LIABILITIES
Total Short-Term Liabilities	$878.5M	$804.3M	$820.4M
Total Long-Term Liabilities	$2.900B	$3.204B	$3.216B
Total Liabilities	$4.288B	$4.596B	$4.659B
YoY Change	-6.7%	-0.82%	0.89%
SHAREHOLDERS EQUITY
Retained Earnings	$1.847B	$1.609B	$1.618B
YoY Change	14.79%	30.96%	39.84%
Common Stock	$323.4M	$286.5M	$272.8M
YoY Change	12.89%	19.49%	17.15%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$1.420B	$1.063B	$1.063B
YoY Change	33.55%	7.11%	8.84%
Treasury Stock Shares	34.59M shares	19.81M shares
Shareholders Equity	$616.8M	$665.8M	$628.1M
YoY Change
Total Liabilities & Shareholders Equity	$5.246B	$5.597B	$5.618B
YoY Change	-6.26%	6.03%	8.84%

Cashflow Statement

Concept	2020 Q4	2019 Q4	2019 Q3
OPERATING ACTIVITIES
Net Income	$94.71M	-$8.577M	$116.9M
YoY Change	-1204.24%	-111.93%	5.09%
Depreciation, Depletion And Amortization	$24.40M	$25.50M	$25.70M
YoY Change	-4.31%	-6.59%	16.82%
Cash From Operating Activities	$104.6M	$83.30M	$111.5M
YoY Change	25.57%	-38.16%	-42.29%
INVESTING ACTIVITIES
Capital Expenditures	-$11.60M	-$22.50M	-$19.60M
YoY Change	-48.44%	-22.41%	-16.24%
Acquisitions
YoY Change
Other Investing Activities	$800.0K	-$7.300M	$3.300M
YoY Change	-110.96%	-83.89%	-206.45%
Cash From Investing Activities	-$10.80M	-$29.80M	-$16.30M
YoY Change	-63.76%	-59.89%	-38.49%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-283.3M	-13.40M	-25.40M
YoY Change	2014.18%	-40.71%	-11.19%
NET CHANGE
Cash From Operating Activities	104.6M	83.30M	111.5M
Cash From Investing Activities	-10.80M	-29.80M	-16.30M
Cash From Financing Activities	-283.3M	-13.40M	-25.40M
Net Change In Cash	-189.5M	40.10M	69.80M
YoY Change	-572.57%	6.08%	-49.46%
FREE CASH FLOW
Cash From Operating Activities	$104.6M	$83.30M	$111.5M
Capital Expenditures	-$11.60M	-$22.50M	-$19.60M
Free Cash Flow	$116.2M	$105.8M	$131.1M
YoY Change	9.83%	-35.37%	-39.47%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2020	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
CY2020	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2020	dei	Amendment Flag AmendmentFlag	false
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CY2020Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
CY2019Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
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CY2019Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	amcx:OperatingAndFinanceLeaseLiabilityCurrent
CY2020Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	amcx:OperatingAndFinanceLeaseLiabilityCurrent
CY2019Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	amcx:OperatingAndFinanceLeaseLiabilityCurrent
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	amcx:OperatingAndFinanceLeaseLiabilityNoncurrent
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	amcx:OperatingAndFinanceLeaseLiabilityNoncurrent
CY2019Q4	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	amcx:OperatingAndFinanceLeaseLiabilityNoncurrent
CY2020Q4	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	amcx:OperatingAndFinanceLeaseLiabilityNoncurrent
CY2020	dei	Document Type DocumentType	10-K
CY2020	dei	Document Annual Report DocumentAnnualReport	true
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-12-31
CY2020	dei	Document Transition Report DocumentTransitionReport	false
CY2020	dei	Entity File Number EntityFileNumber	1-35106
CY2020	dei	Entity Registrant Name EntityRegistrantName	AMC Networks Inc.
CY2020	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2020	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	27-5403694
CY2020	dei	Entity Address Address Line1 EntityAddressAddressLine1	11 Penn Plaza
CY2020	dei	Entity Address City Or Town EntityAddressCityOrTown	New York
CY2020	dei	Entity Address State Or Province EntityAddressStateOrProvince	NY
CY2020	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	10001
CY2020	dei	City Area Code CityAreaCode	212
CY2020	dei	Local Phone Number LocalPhoneNumber	324-8500
CY2020	dei	Security12b Title Security12bTitle	Class A Common Stock, par value $0.01 per share
CY2020	dei	Trading Symbol TradingSymbol	AMCX
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CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	71221000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-6000000	USD
CY2018	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	29177000	USD
CY2020	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-40265000	USD
CY2019	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-139091000	USD
CY2018	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-106636000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	402379000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	486186000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	620273000	USD
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.67
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	145391000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	78470000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	156306000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	256988000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	407716000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	463967000	USD
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	17009000	USD
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	27230000	USD
CY2018	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	17780000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	239979000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	380486000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	446187000	USD
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.70
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.77
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	7.68
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.64
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.57
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	51016000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	56205000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	58066000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	51733000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	57037000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	58947000	shares
CY2020	us-gaap	Profit Loss ProfitLoss	256988000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	407716000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	463967000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	33562000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	-6272000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	-41716000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-437000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-1609000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-356000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	0	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	370000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	33125000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-7881000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-42442000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-114000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-364000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-45000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	33239000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-7517000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-42397000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	290227000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	400199000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	421570000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	17487000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	27078000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	16044000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	272740000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	373121000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	405526000	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	163945000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	446187000	USD
CY2018	us-gaap	Net Income Loss Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossAttributableToNonredeemableNoncontrollingInterest	2756000	USD
CY2018	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	2847000	USD
CY2018	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	1354000	USD
CY2018	us-gaap	Temporary Equity Other Changes TemporaryEquityOtherChanges	-985000	USD
CY2018	amcx	Settlementof Treasury Stock SettlementofTreasuryStock	995000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-44133000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	60979000	USD
CY2018	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	4317000	USD
CY2018	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	283143000	USD
CY2018	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	-16836000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	345208000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	380486000	USD
CY2019	us-gaap	Net Income Loss Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossAttributableToNonredeemableNoncontrollingInterest	4911000	USD
CY2019	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	3438000	USD
CY2019	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	4429000	USD
CY2019	amcx	Settlementof Treasury Stock SettlementofTreasuryStock	985000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-7365000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	64133000	USD
CY2019	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	4630000	USD
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	70598000	USD
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	-23018000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	691505000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	239979000	USD
CY2020	us-gaap	Net Income Loss Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossAttributableToNonredeemableNoncontrollingInterest	1131000	USD
CY2020	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	1037000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	33239000	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	52908000	USD
CY2020	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	356701000	USD
CY2020	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	-15967000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	643101000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	256988000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	407716000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	463967000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	104606000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	101098000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	91281000	USD
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	122227000	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	106603000	USD
CY2018	us-gaap	Asset Impairment Charges AssetImpairmentCharges	4486000	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	52908000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	64133000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	60979000	USD
CY2020	us-gaap	Restructuring Costs RestructuringCosts	5359000	USD
CY2019	us-gaap	Restructuring Costs RestructuringCosts	14098000	USD
CY2018	us-gaap	Restructuring Costs RestructuringCosts	7440000	USD
CY2020	amcx	Program Rights Amortization And Write Offs ProgramRightsAmortizationAndWriteOffs	923886000	USD
CY2019	amcx	Program Rights Amortization And Write Offs ProgramRightsAmortizationAndWriteOffs	974835000	USD
CY2018	amcx	Program Rights Amortization And Write Offs ProgramRightsAmortizationAndWriteOffs	961134000	USD
CY2020	us-gaap	Other Amortization Of Deferred Charges OtherAmortizationOfDeferredCharges	28231000	USD
CY2019	us-gaap	Other Amortization Of Deferred Charges OtherAmortizationOfDeferredCharges	21587000	USD
CY2018	us-gaap	Other Amortization Of Deferred Charges OtherAmortizationOfDeferredCharges	17342000	USD
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-3099000	USD
CY2019	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	16325000	USD
CY2018	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-2057000	USD
CY2020	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	0	USD
CY2019	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	0	USD
CY2018	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	43476000	USD
CY2020	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	8005000	USD
CY2019	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	8007000	USD
CY2018	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	7715000	USD
CY2020	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-2908000	USD
CY2019	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2020	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-2843000	USD
CY2019	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	12641000	USD
CY2018	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	7399000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	23159000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-38916000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	33367000	USD
CY2020	us-gaap	Gain Loss On Investments GainLossOnInvestments	97617000	USD
CY2019	us-gaap	Gain Loss On Investments GainLossOnInvestments	0	USD
CY2018	us-gaap	Gain Loss On Investments GainLossOnInvestments	0	USD
CY2020	amcx	Write Down Of Non Marketable Equity Security And Note Receivable WriteDownOfNonMarketableEquitySecurityAndNoteReceivable	20000000	USD
CY2019	amcx	Write Down Of Non Marketable Equity Security And Note Receivable WriteDownOfNonMarketableEquitySecurityAndNoteReceivable	20206000	USD
CY2018	amcx	Write Down Of Non Marketable Equity Security And Note Receivable WriteDownOfNonMarketableEquitySecurityAndNoteReceivable	0	USD
CY2020	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-594000	USD
CY2019	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-2832000	USD
CY2018	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	5311000	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-63337000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	43345000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	52106000	USD
CY2020	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-64060000	USD
CY2019	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	142303000	USD
CY2018	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	2789000	USD
CY2020	amcx	Increase Decrease In Program Rights And Obligations IncreaseDecreaseInProgramRightsAndObligations	-850013000	USD
CY2019	amcx	Increase Decrease In Program Rights And Obligations IncreaseDecreaseInProgramRightsAndObligations	-969900000	USD
CY2018	amcx	Increase Decrease In Program Rights And Obligations IncreaseDecreaseInProgramRightsAndObligations	-978763000	USD
CY2020	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	6703000	USD
CY2019	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	1219000	USD
CY2018	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-17006000	USD
CY2020	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	7202000	USD
CY2019	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	8667000	USD
CY2018	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-6392000	USD
CY2020	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	8833000	USD
CY2019	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	15033000	USD
CY2018	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	4250000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	15958000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-28408000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	48851000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	748736000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	483748000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	606547000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	46595000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	91604000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	89802000	USD
CY2020	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	1872000	USD
CY2019	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	5380000	USD
CY2018	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	4088000	USD
CY2020	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	5440000	USD
CY2019	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	3483000	USD
CY2018	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	90081000	USD
CY2020	us-gaap	Repayment Of Notes Receivable From Related Parties RepaymentOfNotesReceivableFromRelatedParties	5000000	USD
CY2019	us-gaap	Repayment Of Notes Receivable From Related Parties RepaymentOfNotesReceivableFromRelatedParties	0	USD
CY2018	us-gaap	Repayment Of Notes Receivable From Related Parties RepaymentOfNotesReceivableFromRelatedParties	0	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	84389000	USD
CY2020	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	10000000	USD
CY2019	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	0	USD
CY2018	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	0	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-35163000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-89707000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-260184000	USD
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	6000000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1521000	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	289000	USD
CY2020	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	262250000	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	22988000	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	0	USD
CY2020	us-gaap	Payments For Repurchase Of Other Equity PaymentsForRepurchaseOfOtherEquity	15967000	USD
CY2019	us-gaap	Payments For Repurchase Of Other Equity PaymentsForRepurchaseOfOtherEquity	23018000	USD
CY2018	us-gaap	Payments For Repurchase Of Other Equity PaymentsForRepurchaseOfOtherEquity	16836000	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	356701000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	70598000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	283143000	USD
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	USD
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	4630000	USD
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	4317000	USD
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	3261000	USD
CY2019	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	5115000	USD
CY2018	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	4938000	USD
CY2020	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	15819000	USD
CY2019	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	15558000	USD
CY2018	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	14296000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-647998000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-131126000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-314607000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	65575000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	262915000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	31756000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6781000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-1631000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-35653000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	816170000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	554886000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	558783000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	888526000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	816170000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	554886000	USD
CY2020	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
CY2020	amcx	Numberof Nationally Distributed Programming Networks NumberofNationallyDistributedProgrammingNetworks	5	network
CY2020	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-bottom:6pt;margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Use of Estimates</span></div><div style="margin-bottom:6pt;margin-top:6pt;text-align:justify;text-indent:24.75pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of financial statements in conformity with U.S. generally accepted accounting principles ("GAAP") requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent liabilities at the date of the financial statements; and the reported amounts of revenues and expenses during the reported period. Actual results could differ from those estimates. Significant estimates and judgments inherent in the preparation of the consolidated financial statements include the useful lives and methodologies used to amortize and assess recoverability of program rights, the estimated useful lives of intangible assets and the valuation and recoverability of goodwill and intangible assets.</span></div>
CY2020	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="margin-bottom:6pt;margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Reclassifications </span></div><div style="margin-bottom:6pt;margin-top:6pt;text-align:justify;text-indent:22.5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Certain reclassifications were made to the prior period amounts to conform to the current period presentation.</span></div>
CY2020	us-gaap	Advertising Expense AdvertisingExpense	246900000	USD
CY2019	us-gaap	Advertising Expense AdvertisingExpense	180300000	USD
CY2018	us-gaap	Advertising Expense AdvertisingExpense	196000000.0	USD
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-4000000.0	USD
CY2019	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	11100000	USD
CY2018	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-6800000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Noncurrent AccountsReceivableNetNoncurrent	267500000	USD
CY2019Q4	us-gaap	Accounts Receivable Net Noncurrent AccountsReceivableNetNoncurrent	273000000.0	USD
CY2020	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	Concentration of Credit RiskFinancial instruments that potentially subject the Company to a concentration of credit risk consist primarily of cash and cash equivalents and trade accounts receivable. Cash is invested in money market funds and bank time deposits. The Company monitors the financial institutions and money market funds where it invests its cash and cash equivalents with diversification among counterparties to mitigate exposure to any single financial institution. The Company's emphasis is primarily on safety of principal and liquidity and secondarily on maximizing the yield on its investments.
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	51016000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	56205000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	58066000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	51733000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	57037000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	58947000	shares
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	300000	shares
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	600000	shares
CY2020Q4	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	1500000000	USD
CY2020	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	23.91
CY2020Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	135300000	USD
CY2020Q4	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	250600000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2020Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	1081070000	USD
CY2019Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	1121834000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	9830000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	7283000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	942000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	9964000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	71048000	USD
CY2019Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	63921000	USD
CY2019	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	47200000	USD
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	122200000	USD
CY2020	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	97100000	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	106600000	USD
CY2019	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	8600000	USD
CY2020	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	35100000	USD
CY2019	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	40900000	USD
CY2020	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	35068000	USD
CY2019	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	40914000	USD
CY2018	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	45847000	USD
CY2020	us-gaap	Restructuring Charges RestructuringCharges	35068000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	27897000	USD
CY2018	us-gaap	Restructuring Charges RestructuringCharges	45847000	USD
CY2020	us-gaap	Other Restructuring Costs OtherRestructuringCosts	0	USD
CY2019	us-gaap	Other Restructuring Costs OtherRestructuringCosts	13017000	USD
CY2018	us-gaap	Other Restructuring Costs OtherRestructuringCosts	0	USD
CY2020	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	35068000	USD
CY2019	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	40914000	USD
CY2018	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	45847000	USD
CY2018Q4	us-gaap	Restructuring Reserve RestructuringReserve	35189000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	27897000	USD
CY2019	us-gaap	Restructuring Reserve Translation And Other Adjustment RestructuringReserveTranslationAndOtherAdjustment	-2092000	USD
CY2019	us-gaap	Payments For Restructuring PaymentsForRestructuring	32311000	USD
CY2019	us-gaap	Restructuring Reserve Accrual Adjustment1 RestructuringReserveAccrualAdjustment1	-1081000	USD
CY2019	us-gaap	Restructuring Reserve Translation Adjustment RestructuringReserveTranslationAdjustment	26000	USD
CY2019Q4	us-gaap	Restructuring Reserve RestructuringReserve	27628000	USD
CY2020	us-gaap	Restructuring Charges RestructuringCharges	35068000	USD
CY2020	us-gaap	Payments For Restructuring PaymentsForRestructuring	31736000	USD
CY2020	us-gaap	Restructuring Reserve Accrual Adjustment1 RestructuringReserveAccrualAdjustment1	-5359000	USD
CY2020	us-gaap	Restructuring Reserve Translation Adjustment RestructuringReserveTranslationAdjustment	1000	USD
CY2020Q4	us-gaap	Restructuring Reserve RestructuringReserve	25602000	USD
CY2020Q4	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	25600000	USD
CY2020Q4	us-gaap	Film Monetized On Its Own Capitalized Cost Released FilmMonetizedOnItsOwnCapitalizedCostReleased	203388000	USD
CY2020Q4	us-gaap	Film Monetized In Film Group Capitalized Cost Released FilmMonetizedInFilmGroupCapitalizedCostReleased	12808000	USD
CY2020Q4	amcx	Film Capitalized Cost Released FilmCapitalizedCostReleased	216196000	USD
CY2020Q4	us-gaap	Film Monetized On Its Own Capitalized Cost Development And Preproduction FilmMonetizedOnItsOwnCapitalizedCostDevelopmentAndPreproduction	228713000	USD
CY2020Q4	us-gaap	Film Monetized In Film Group Capitalized Cost Development And Preproduction FilmMonetizedInFilmGroupCapitalizedCostDevelopmentAndPreproduction	19258000	USD
CY2020Q4	amcx	Film Capitalized Cost Development And Preproduction FilmCapitalizedCostDevelopmentAndPreproduction	247971000	USD
CY2020Q4	us-gaap	Film Monetized On Its Own Capitalized Cost FilmMonetizedOnItsOwnCapitalizedCost	432101000	USD
CY2020Q4	us-gaap	Film Monetized In Film Group Capitalized Cost FilmMonetizedInFilmGroupCapitalizedCost	32066000	USD
CY2020Q4	us-gaap	Film Costs FilmCosts	464167000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Film And Acquired Series Monetized On Its Own Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialFilmAndAcquiredSeriesMonetizedOnItsOwnCapitalizedCost	8261000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Film And Acquired Series Monetized In Film Group Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialFilmAndAcquiredSeriesMonetizedInFilmGroupCapitalizedCost	551878000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Film And Acquired Series Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialFilmAndAcquiredSeriesCapitalizedCost	560139000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Originals Monetized On Its Own Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialOriginalsMonetizedOnItsOwnCapitalizedCost	201992000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Originals Monetized In Film Group Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialOriginalsMonetizedInFilmGroupCapitalizedCost	0	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Originals Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialOriginalsCapitalizedCost	201992000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Advances And Content Versioning Costs Monetized On Its Own Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialAdvancesAndContentVersioningCostsMonetizedOnItsOwnCapitalizedCost	0	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Advances And Content Versioning Costs Monetized In Film Group Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialAdvancesAndContentVersioningCostsMonetizedInFilmGroupCapitalizedCost	56313000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Advances And Content Versioning Costs Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialAdvancesAndContentVersioningCostsCapitalizedCost	56313000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Monetized On Its Own Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialMonetizedOnItsOwnCapitalizedCost	210253000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material Monetized In Film Group Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialMonetizedInFilmGroupCapitalizedCost	608191000	USD
CY2020Q4	us-gaap	Entertainment License Agreement For Program Material Capitalized Cost EntertainmentLicenseAgreementForProgramMaterialCapitalizedCost	818444000	USD
CY2020Q4	amcx	Film And Entertainment License Agreement For Program Material Monetized On Its Own Capitalized Cost FilmAndEntertainmentLicenseAgreementForProgramMaterialMonetizedOnItsOwnCapitalizedCost	642354000	USD
CY2020Q4	amcx	Film And Entertainment License Agreement For Program Material Monetized In Film Group Capitalized Cost FilmAndEntertainmentLicenseAgreementForProgramMaterialMonetizedInFilmGroupCapitalizedCost	640257000	USD
CY2020Q4	amcx	Film And Entertainment License Agreement For Program Material Capitalized Cost FilmAndEntertainmentLicenseAgreementForProgramMaterialCapitalizedCost	1282611000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material And Film Capitalized Cost Current EntertainmentLicenseAgreementForProgramMaterialAndFilmCapitalizedCostCurrent	13480000	USD
CY2020Q4	amcx	Entertainment License Agreement For Program Material And Film Capitalized Cost Net Of Current Portion EntertainmentLicenseAgreementForProgramMaterialAndFilmCapitalizedCostNetOfCurrentPortion	1269131000	USD
CY2020Q4	amcx	Film And Entertainment License Agreement For Program Material Capitalized Cost FilmAndEntertainmentLicenseAgreementForProgramMaterialCapitalizedCost	1282611000	USD
CY2020	us-gaap	Film Monetized On Its Own Amortization Expense FilmMonetizedOnItsOwnAmortizationExpense	349078000	USD
CY2020	us-gaap	Film Monetized In Film Group Amortization Expense FilmMonetizedInFilmGroupAmortizationExpense	61108000	USD
CY2020	us-gaap	Film Monetized On Its Own And Film Monetized In Film Group Amortization Expense FilmMonetizedOnItsOwnAndFilmMonetizedInFilmGroupAmortizationExpense	410186000	USD
CY2020	amcx	Entertainment License Agreement For Program Material Monetized On Its Own Amortization Expense EntertainmentLicenseAgreementForProgramMaterialMonetizedOnItsOwnAmortizationExpense	94534000	USD
CY2020	amcx	Entertainment License Agreement For Program Material Monetized In Film Group Amortization Expense EntertainmentLicenseAgreementForProgramMaterialMonetizedInFilmGroupAmortizationExpense	419166000	USD
CY2020	amcx	Entertainment License Agreement For Program Material Monetized On Its Own And Monetized In Film Group Amortization Expense EntertainmentLicenseAgreementForProgramMaterialMonetizedOnItsOwnAndMonetizedInFilmGroupAmortizationExpense	513700000	USD
CY2020	amcx	Film And Entertainment License Agreement For Program Material Monetized On Its Own Amortization Expense FilmAndEntertainmentLicenseAgreementForProgramMaterialMonetizedOnItsOwnAmortizationExpense	443612000	USD
CY2020	amcx	Film And Entertainment License Agreement For Program Material Monetized In Film Group Amortization Expense FilmAndEntertainmentLicenseAgreementForProgramMaterialMonetizedInFilmGroupAmortizationExpense	480274000	USD
CY2020	amcx	Film And Entertainment License Agreement For Program Material Amortization Expense FilmAndEntertainmentLicenseAgreementForProgramMaterialAmortizationExpense	923886000	USD
CY2020	amcx	Film Monetized On Its Own And Film Monetized In Film Group Amortization Period FilmMonetizedOnItsOwnAndFilmMonetizedInFilmGroupAmortizationPeriod	P3Y
CY2020Q4	amcx	Film Monetized On Its Own And Film Monetized In Film Group Expected Amortization Next Three Year Percent FilmMonetizedOnItsOwnAndFilmMonetizedInFilmGroupExpectedAmortizationNextThreeYearPercent	0.88
CY2020Q4	amcx	Entertainment License Agreement For Program Material Expected Amortization Next Three Years Percentage EntertainmentLicenseAgreementForProgramMaterialExpectedAmortizationNextThreeYearsPercentage	0.93
CY2020Q4	amcx	Film Monetized On Its Own And In Film Group Completed And Not Released Film Expected Amortization In Next Operating Cycle FilmMonetizedOnItsOwnAndInFilmGroupCompletedAndNotReleasedFilmExpectedAmortizationInNextOperatingCycle	115100000	USD
CY2020	amcx	Program Rights Write Offs ProgramRightsWriteOffs	108300000	USD
CY2019	amcx	Program Rights Write Offs ProgramRightsWriteOffs	40900000	USD
CY2018	amcx	Program Rights Write Offs ProgramRightsWriteOffs	50500000	USD
CY2020Q4	amcx	Program Rights Obligations Future Payments Due Current ProgramRightsObligationsFuturePaymentsDueCurrent	259449000	USD
CY2020Q4	amcx	Program Rights Obligations Future Payments Due In Two Years ProgramRightsObligationsFuturePaymentsDueInTwoYears	103986000	USD
CY2020Q4	amcx	Program Rights Obligations Future Payments Due In Three Years ProgramRightsObligationsFuturePaymentsDueInThreeYears	49529000	USD
CY2020Q4	amcx	Program Rights Obligations Future Payments Due In Four Years ProgramRightsObligationsFuturePaymentsDueInFourYears	26233000	USD
CY2020Q4	amcx	Program Rights Obligations Future Payments Due In Five Years ProgramRightsObligationsFuturePaymentsDueInFiveYears	1931000	USD
CY2020Q4	amcx	Program Rights Obligations Future Payments Due After Year Five ProgramRightsObligationsFuturePaymentsDueAfterYearFive	832000	USD
CY2020Q4	us-gaap	Program Rights Obligations ProgramRightsObligations	441960000	USD
CY2020Q4	us-gaap	Equity Method Investments EquityMethodInvestments	69500000	USD
CY2019Q4	us-gaap	Equity Method Investments EquityMethodInvestments	69100000	USD
CY2019	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	3500000	USD
CY2020Q4	us-gaap	Marketable Securities MarketableSecurities	62400000	USD
CY2019Q4	us-gaap	Marketable Securities MarketableSecurities	4400000	USD
CY2020Q4	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	37400000	USD
CY2020Q4	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	45400000	USD
CY2020Q4	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	35800000	USD
CY2019Q4	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	61800000	USD
CY2020	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	20000000.0	USD
CY2019	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	20200000	USD
CY2020Q4	us-gaap	Equity Securities Fv Ni Unrealized Gain EquitySecuritiesFvNiUnrealizedGain	14900000	USD
CY2020Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Before Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization	517127000	USD
CY2019Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Before Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization	631054000	USD
CY2018	us-gaap	Depreciation Depreciation	48300000	USD
CY2020Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization	261082000	USD
CY2019Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization	347302000	USD
CY2020Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	256045000	USD
CY2019Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	283752000	USD
CY2020	us-gaap	Depreciation Depreciation	62400000	USD
CY2019	us-gaap	Depreciation Depreciation	54900000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	798037000	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	97996000	USD
CY2019	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-2414000	USD
CY2019	us-gaap	Goodwill Subsequent Recognition Of Deferred Tax Asset GoodwillSubsequentRecognitionOfDeferredTaxAsset	1328000	USD
CY2019	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	5681000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	701980000	USD
CY2020	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	25062000	USD
CY2020	us-gaap	Goodwill Subsequent Recognition Of Deferred Tax Asset GoodwillSubsequentRecognitionOfDeferredTaxAsset	1343000	USD
CY2020	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	10832000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	686407000	USD
CY2020Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	123100000	USD
CY2019Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	98000000.0	USD
CY2020Q2	us-gaap	Asset Impairment Charges AssetImpairmentCharges	25100000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	787507000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	396735000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	390772000	USD
CY2020Q4	us-gaap	Indefinite Lived Trademarks IndefiniteLivedTrademarks	19900000	USD
CY2020Q4	us-gaap	Indefinite Lived Trademarks IndefiniteLivedTrademarks	19900000	USD
CY2020Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	807407000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	396735000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	410672000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	778352000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	273721000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	504631000	USD
CY2019Q4	us-gaap	Indefinite Lived Trademarks IndefiniteLivedTrademarks	19900000	USD
CY2019Q4	us-gaap	Indefinite Lived Trademarks IndefiniteLivedTrademarks	19900000	USD
CY2019Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	798252000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	273721000	USD
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	524531000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	42200000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	46200000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	43000000.0	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	38074000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	38027000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	37951000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	37882000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	36039000	USD
CY2020	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	97100000	USD
CY2020	amcx	Percentage Of Hypothetical Decrease PercentageOfHypotheticalDecrease	0.20
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	98661000	USD
CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	89753000	USD
CY2020Q4	us-gaap	Accrued Royalties Current AccruedRoyaltiesCurrent	106785000	USD
CY2019Q4	us-gaap	Accrued Royalties Current AccruedRoyaltiesCurrent	70682000	USD
CY2020Q4	us-gaap	Interest Payable Current InterestPayableCurrent	29345000	USD
CY2019Q4	us-gaap	Interest Payable Current InterestPayableCurrent	29767000	USD
CY2020Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	85214000	USD
CY2019Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	61012000	USD
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	320005000	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	251214000	USD
CY2020Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	2875000000	USD
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	3131250000	USD
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	18337000	USD
CY2019Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	24351000	USD
CY2020Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	7356000	USD
CY2019Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	10670000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	2849307000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	3096229000	USD
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	75000000	USD
CY2019Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	56250000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2774307000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	3039979000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	75000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	475000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	525000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	1000000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	800000000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	107494000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	62442000	USD
CY2020Q4	us-gaap	Foreign Currency Contract Asset Fair Value Disclosure ForeignCurrencyContractAssetFairValueDisclosure	667000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	191214000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	4448000	USD
CY2019Q4	us-gaap	Foreign Currency Contract Asset Fair Value Disclosure ForeignCurrencyContractAssetFairValueDisclosure	1884000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	2849307000	USD
CY2020Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	2907379000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	3096229000	USD
CY2019Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	3152553000	USD
CY2020	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-2618000	USD
CY2019	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	301000	USD
CY2018	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	41927000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	146522000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	170056000	USD
CY2020Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	13179000	USD
CY2019Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	15713000	USD
CY2020Q4	amcx	Lease Rightof Use Asset LeaseRightofUseAsset	159701000	USD
CY2019Q4	amcx	Lease Rightof Use Asset LeaseRightofUseAsset	185769000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	28813000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	30171000	USD
CY2020Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	3622000	USD
CY2019Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	3788000	USD
CY2020Q4	amcx	Lease Liability Current LeaseLiabilityCurrent	32435000	USD
CY2019Q4	amcx	Lease Liability Current LeaseLiabilityCurrent	33959000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	166452000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	193570000	USD
CY2020Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	27872000	USD
CY2019Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	17477000	USD
CY2020Q4	amcx	Operatingand Finance Lease Liability Noncurrent OperatingandFinanceLeaseLiabilityNoncurrent	194324000	USD
CY2019Q4	amcx	Operatingand Finance Lease Liability Noncurrent OperatingandFinanceLeaseLiabilityNoncurrent	211047000	USD
CY2020Q4	amcx	Lease Liability LeaseLiability	226759000	USD
CY2019Q4	amcx	Lease Liability LeaseLiability	245006000	USD
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	31785000	USD
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	33184000	USD
CY2020	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	2299000	USD
CY2019	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	2472000	USD
CY2020	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2617000	USD
CY2019	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2513000	USD
CY2020	us-gaap	Short Term Lease Cost ShortTermLeaseCost	240000	USD
CY2019	us-gaap	Short Term Lease Cost ShortTermLeaseCost	3309000	USD
CY2020	us-gaap	Variable Lease Cost VariableLeaseCost	1487000	USD
CY2019	us-gaap	Variable Lease Cost VariableLeaseCost	1068000	USD
CY2020	us-gaap	Lease Cost LeaseCost	38428000	USD
CY2019	us-gaap	Lease Cost LeaseCost	42546000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	37253000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	5974000	USD
CY2020Q4	amcx	Lease Liability Payments Due Next Twelve Months LeaseLiabilityPaymentsDueNextTwelveMonths	43227000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	35218000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	6002000	USD
CY2020Q4	amcx	Lease Liability Payments Due Year Two LeaseLiabilityPaymentsDueYearTwo	41220000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	34621000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	6031000	USD
CY2020Q4	amcx	Lease Liability Payments Due Year Three LeaseLiabilityPaymentsDueYearThree	40652000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	32745000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	6061000	USD
CY2020Q4	amcx	Lease Liability Payments Due Year Four LeaseLiabilityPaymentsDueYearFour	38806000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	28622000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	6091000	USD
CY2020Q4	amcx	Lease Liability Payments Due Year Five LeaseLiabilityPaymentsDueYearFive	34713000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	61745000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	10667000	USD
CY2020Q4	amcx	Lease Liability Payments Due After Year Five LeaseLiabilityPaymentsDueAfterYearFive	72412000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	230204000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	40826000	USD
CY2020Q4	amcx	Lease Liability Payments Due LeaseLiabilityPaymentsDue	271030000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	34939000	USD
CY2020Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	9332000	USD
CY2020Q4	amcx	Liability Undiscounted Excess Amount LiabilityUndiscountedExcessAmount	44271000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	195265000	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	31494000	USD
CY2020Q4	amcx	Lease Liability LeaseLiability	226759000	USD
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y9M18D
CY2020Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P8Y1M6D
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.047
CY2020Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.081
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	31871000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	26758000	USD
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	3261000	USD
CY2019	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	5115000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	437039000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	529451000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	587346000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-34660000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-43265000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	32927000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	402379000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	486186000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	620273000	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	86977000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	81459000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	80360000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	17733000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	12657000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	23159000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-38916000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	13663000	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	23845000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	24608000	USD
CY2018	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	25001000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	128555000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	118724000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	119024000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-2979000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-2216000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	34636000	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-405000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-98000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	3627000	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	26543000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-36602000	USD
CY2018	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-4896000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	33367000	USD
CY2020	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-6323000	USD
CY2019	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-1338000	USD
CY2018	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	3915000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	145391000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	78470000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	156306000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.04
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.02
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.02
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.02
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.02
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Investment EffectiveIncomeTaxRateReconciliationTaxCreditsInvestment	0
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	-0.02
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	0.02
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	0
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	0
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	-0.01
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	-0.01
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	-0.01
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.10
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.04
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.03
CY2020	amcx	Effective Income Tax Rate Reconciliation Uncertain Tax Positions EffectiveIncomeTaxRateReconciliationUncertainTaxPositions	-0.01
CY2019	amcx	Effective Income Tax Rate Reconciliation Uncertain Tax Positions EffectiveIncomeTaxRateReconciliationUncertainTaxPositions	0
CY2018	amcx	Effective Income Tax Rate Reconciliation Uncertain Tax Positions EffectiveIncomeTaxRateReconciliationUncertainTaxPositions	0
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Investment EffectiveIncomeTaxRateReconciliationTaxCreditsInvestment	0.01
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Investment EffectiveIncomeTaxRateReconciliationTaxCreditsInvestment	0.02
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.36
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.16
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.25
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.02
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.02
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	98631000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	103407000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	22562000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	27835000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	1832000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	428000	USD
CY2020Q4	amcx	Deferred Tax Asset Fixed Assets And Intangible Assets DeferredTaxAssetFixedAssetsAndIntangibleAssets	42550000	USD
CY2019Q4	amcx	Deferred Tax Asset Fixed Assets And Intangible Assets DeferredTaxAssetFixedAssetsAndIntangibleAssets	37893000	USD
CY2020Q4	amcx	Deferred Tax Assets Accrued Interest Expense DeferredTaxAssetsAccruedInterestExpense	5599000	USD
CY2019Q4	amcx	Deferred Tax Assets Accrued Interest Expense DeferredTaxAssetsAccruedInterestExpense	7202000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	16682000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	27276000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	187856000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	204041000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	96199000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	59584000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	91657000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	144457000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	538000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	530000	USD
CY2020Q4	amcx	Deferredtaxliabilityfixedassetsandintangibleassets Deferredtaxliabilityfixedassetsandintangibleassets	84005000	USD
CY2019Q4	amcx	Deferredtaxliabilityfixedassetsandintangibleassets Deferredtaxliabilityfixedassetsandintangibleassets	93300000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	77619000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Investment In Noncontrolled Affiliates DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates	105062000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	36458000	USD
CY2020	us-gaap	Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty	500000	USD
CY2019	us-gaap	Related Party Transaction Selling General And Administrative Expenses From Transactions With Related Party RelatedPartyTransactionSellingGeneralAndAdministrativeExpensesFromTransactionsWithRelatedParty	1000000.0	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	30931000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	198620000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	229823000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	106963000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	85366000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	38800000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	31000000.0	USD
CY2020	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	-31000000.0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	23400000	USD
CY2020	amcx	Second Component Of Tax Deductible Goodwill Net Of Tax SecondComponentOfTaxDeductibleGoodwillNetOfTax	1300000	USD
CY2020Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	9700000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	2700000	USD
CY2020Q4	amcx	Deferred Tax Asset Uncertain Tax Position DeferredTaxAssetUncertainTaxPosition	2100000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	18588000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	173000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	1999000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	988000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	10087000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	9685000	USD
CY2020	amcx	Interest Expense Net Of Deferred Tax Benefit InterestExpenseNetOfDeferredTaxBenefit	600000	USD
CY2020Q4	us-gaap	Purchase Obligation PurchaseObligation	1011886000	USD
CY2020Q4	us-gaap	Purchase Obligation Due In Next Twelve Months PurchaseObligationDueInNextTwelveMonths	290915000	USD
CY2020Q4	us-gaap	Purchase Obligation Due In Second And Third Year PurchaseObligationDueInSecondAndThirdYear	222694000	USD
CY2020Q4	us-gaap	Purchase Obligation Due In Fourth And Fifth Year PurchaseObligationDueInFourthAndFifthYear	118277000	USD
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CY2019	amcx	Redeemable Noncontrolling Interest Distributions RedeemableNoncontrollingInterestDistributions	12120000	USD
CY2019	amcx	Redeemable Noncontrolling Interest Other Changes RedeemableNoncontrollingInterestOtherChanges	-307000	USD
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CY2020	amcx	Excess Tax Deficiency Benefit From Share Based Compensation Operating Activities ExcessTaxDeficiencyBenefitFromShareBasedCompensationOperatingActivities	8400000	USD
CY2019	amcx	Excess Tax Deficiency Benefit From Share Based Compensation Operating Activities ExcessTaxDeficiencyBenefitFromShareBasedCompensationOperatingActivities	-100000	USD
CY2018	amcx	Excess Tax Deficiency Benefit From Share Based Compensation Operating Activities ExcessTaxDeficiencyBenefitFromShareBasedCompensationOperatingActivities	2000000.0	USD
CY2020	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	13900000	USD
CY2019	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	0.0	USD
CY2018	us-gaap	Other Labor Related Expenses OtherLaborRelatedExpenses	1300000	USD
CY2020	amcx	Benefit Plan Expense Defined Benefit Plans And Defined Contribution Plans BenefitPlanExpenseDefinedBenefitPlansAndDefinedContributionPlans	9300000	USD
CY2019	amcx	Benefit Plan Expense Defined Benefit Plans And Defined Contribution Plans BenefitPlanExpenseDefinedBenefitPlansAndDefinedContributionPlans	8300000	USD
CY2018	amcx	Benefit Plan Expense Defined Benefit Plans And Defined Contribution Plans BenefitPlanExpenseDefinedBenefitPlansAndDefinedContributionPlans	5900000	USD
CY2020Q4	amcx	Aggregate Voting Power Held By Related Party AggregateVotingPowerHeldByRelatedParty	0.80
CY2020	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	4800000	USD
CY2019	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	4800000	USD
CY2018	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	5600000	USD
CY2020	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	14255000	USD
CY2019	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	0	USD
CY2018	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	0	USD
CY2020	amcx	Treasury Stock Not Yet Settled TreasuryStockNotYetSettled	0	USD
CY2019	amcx	Treasury Stock Not Yet Settled TreasuryStockNotYetSettled	0	USD
CY2018	amcx	Treasury Stock Not Yet Settled TreasuryStockNotYetSettled	985000	USD
CY2020	amcx	Exerciseof Rlje Warrants ExerciseofRLJEWarrants	0	USD
CY2019	amcx	Exerciseof Rlje Warrants ExerciseofRLJEWarrants	0	USD
CY2018	amcx	Exerciseof Rlje Warrants ExerciseofRLJEWarrants	20086000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	101098000	USD
CY2020	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	5689000	USD
CY2019	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	6270000	USD
CY2018	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	5081000	USD
CY2020	us-gaap	Interest Paid InterestPaid	131167000	USD
CY2019	us-gaap	Interest Paid InterestPaid	151501000	USD
CY2018	us-gaap	Interest Paid InterestPaid	147710000	USD
CY2020	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	99852000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	139994000	USD
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	138433000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	32647000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-114000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	32761000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-7881000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-364000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-7517000	USD
CY2019	amcx	Segment Reporting Information Adjusted Operating Income SegmentReportingInformationAdjustedOperatingIncome	943990000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	91604000	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	106603000	USD
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CY2020	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
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CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	52908000	USD
CY2020	us-gaap	Depreciation And Amortization DepreciationAndAmortization	104606000	USD
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	122227000	USD
CY2020	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	35068000	USD
CY2020	us-gaap	Hosting Arrangement Service Contract Implementation Cost Expense Amortization HostingArrangementServiceContractImplementationCostExpenseAmortization	200000	USD
CY2020	amcx	Equity Investees Adjusted Operating Income EquityInvesteesAdjustedOperatingIncome	8958000	USD
CY2020	amcx	Segment Reporting Information Adjusted Operating Income SegmentReportingInformationAdjustedOperatingIncome	766611000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	46595000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3060321000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	625277000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	64133000	USD
CY2019	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	40914000	USD
CY2019	amcx	Equity Investees Adjusted Operating Income EquityInvesteesAdjustedOperatingIncome	5965000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2971929000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	726909000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	60979000	USD
CY2018	us-gaap	Depreciation And Amortization DepreciationAndAmortization	91281000	USD
CY2018	us-gaap	Asset Impairment Charges AssetImpairmentCharges	4486000	USD
CY2018	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	45847000	USD
CY2018	amcx	Equity Investees Adjusted Operating Income EquityInvesteesAdjustedOperatingIncome	3043000	USD
CY2018	amcx	Segment Reporting Information Adjusted Operating Income SegmentReportingInformationAdjustedOperatingIncome	932545000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	89802000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2814956000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3060321000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	256045000	USD
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CY2020Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	654015000	USD
CY2020Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	780275000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2814956000	USD
CY2020Q1	us-gaap	Costs And Expenses CostsAndExpenses	561405000	USD
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CY2020Q3	us-gaap	Profit Loss ProfitLoss	67996000	USD
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CY2020	us-gaap	Profit Loss ProfitLoss	256988000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	68667000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	14961000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	61640000	USD
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	94711000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	239979000	USD
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.24
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.29
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.18
CY2020Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.15
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.70
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.70
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.22
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.28
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.17
CY2020Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.09
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.64
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.64
CY2019Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	784221000	USD
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CY2019Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	718597000	USD
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CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	3060321000	USD
CY2019Q1	us-gaap	Costs And Expenses CostsAndExpenses	539358000	USD
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CY2019Q4	us-gaap	Costs And Expenses CostsAndExpenses	743485000	USD
CY2019	us-gaap	Costs And Expenses CostsAndExpenses	2435044000	USD
CY2019Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	244863000	USD
CY2019Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	170257000	USD
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CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	625277000	USD
CY2019Q1	us-gaap	Profit Loss ProfitLoss	150157000	USD
CY2019Q2	us-gaap	Profit Loss ProfitLoss	133985000	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	123226000	USD
CY2019Q4	us-gaap	Profit Loss ProfitLoss	348000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	407716000	USD
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.77
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.48
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	143397000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	128743000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	116923000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	-8577000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	380486000	USD
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.53
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.28
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.09
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.15
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.25
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CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.67
CY2019Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	5733000	USD
CY2020	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	-2843000	USD
CY2020	us-gaap	Valuation Allowances And Reserves Recoveries ValuationAllowancesAndReservesRecoveries	8344000	USD
CY2020Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	11234000	USD
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CY2019	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	17696000	USD
CY2019Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	5733000	USD
CY2017Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	9691000	USD
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CY2018	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	6302000	USD
CY2018Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	10788000	USD
CY2018Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	10788000	USD

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$AMCX
AMC Networks Inc. Stock $amcx

2020 Q4 Form 10-K Financial Statement

#000151499121000014 Filed on February 26, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AMCX AMC Networks Inc. Stock $amcx

2020 Q4 Form 10-K Financial Statement

#000151499121000014 Filed on February 26, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AMCX
AMC Networks Inc. Stock $amcx