$ADT
ADT Inc. Stock $adt

$adt Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-K Financial Statement

#000170305621000020 Filed on February 25, 2021

Income Statement

Concept	2020 Q4	2020	2019 Q4
Revenue	$1.315B	$5.315B	$1.298B
YoY Change	1.27%	3.69%	9.52%
Cost Of Revenue	$374.3M	$1.517B	$369.7M
YoY Change	1.24%	9.08%	30.45%
Gross Profit	$940.4M	$3.798B	$928.6M
YoY Change	1.27%	1.68%	2.95%
Gross Profit Margin	71.53%	71.47%	71.53%
Selling, General & Admin	$444.7M	$1.723B	$358.7M
YoY Change	23.98%	22.49%	10.61%
% of Gross Profit	47.29%	45.36%	38.63%
Research & Development		$89.00M
YoY Change		196.67%
% of Gross Profit		2.34%
Depreciation & Amortization	$473.6M	$1.914B	$486.5M
YoY Change	-2.65%	-3.79%	0.5%
% of Gross Profit	50.36%	50.38%	52.39%
Operating Expenses	$918.2M	$1.812B	$845.2M
YoY Change	8.64%	26.13%	4.53%
Operating Profit	$16.69M	$40.64M	$64.11M
YoY Change	-73.97%	-79.31%	499.84%
Interest Expense	-$138.8M	-$708.2M	-$153.6M
YoY Change	-9.64%	14.3%	-5.19%
% of Operating Profit	-831.74%	-1742.59%	-239.61%
Other Income/Expense, Net	$1.700M	$8.293M	$2.100M
YoY Change	-19.05%	65.46%	-216.67%
Pretax Income	-$125.3M	-$778.9M	-$88.50M
YoY Change	41.58%	49.16%	-42.19%
Income Tax	-$13.20M	-$146.7M	-$16.50M
% Of Pretax Income
Net Earnings	-$112.1M	-$632.2M	-$71.99M
YoY Change	55.66%	49.05%	-51.83%
Net Earnings / Revenue	-8.52%	-11.89%	-5.55%
Basic Earnings Per Share			-$0.10
Diluted Earnings Per Share	-$137.3K	-$814.4K	-$0.10
COMMON SHARES
Basic Shares Outstanding			743.5M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2020 Q4	2020	2019 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$205.0M	$205.0M	$49.00M
YoY Change	318.37%	318.37%	-86.5%
Cash & Equivalents	$205.0M	$205.0M	$48.74M
Short-Term Investments
Other Short-Term Assets	$211.0M	$211.0M	$151.0M
YoY Change	39.74%	39.74%	16.15%
Inventory	$216.0M	$216.0M	$138.0M
Prepaid Expenses
Receivables	$336.0M	$336.0M	$287.2M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$967.4M	$967.0M	$625.5M
YoY Change	54.66%	54.72%	-26.76%
LONG-TERM ASSETS
Property, Plant & Equipment	$325.7M	$3.127B	$328.7M
YoY Change	-0.92%	-1.97%	0.66%
Goodwill	$5.236B		$4.960B
YoY Change	5.58%		-2.41%
Intangibles	$5.907B		$6.670B
YoY Change	-11.44%		-10.93%
Long-Term Investments
YoY Change
Other Assets	$363.6M	$879.0M	$247.5M
YoY Change	46.89%	37.77%	105.79%
Total Long-Term Assets	$15.15B	$15.15B	$15.46B
YoY Change	-2.0%	-2.0%	-5.48%
TOTAL ASSETS
Total Short-Term Assets	$967.4M	$967.0M	$625.5M
Total Long-Term Assets	$15.15B	$15.15B	$15.46B
Total Assets	$16.12B	$16.12B	$16.08B
YoY Change	0.21%	0.21%	-6.54%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$321.6M	$322.0M	$242.0M
YoY Change	32.92%	33.06%	9.31%
Accrued Expenses	$584.2M	$584.0M	$477.4M
YoY Change	22.37%	22.43%	19.92%
Deferred Revenue	$345.6M		$342.4M
YoY Change	0.94%		2.23%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$44.76M	$45.00M	$58.05M
YoY Change	-22.89%	-22.41%	-0.23%
Total Short-Term Liabilities	$1.296B	$1.296B	$1.120B
YoY Change	15.75%	15.71%	10.59%
LONG-TERM LIABILITIES
Long-Term Debt	$9.448B	$9.448B	$9.634B
YoY Change	-1.94%	-1.93%	-3.12%
Other Long-Term Liabilities	$510.7M	$1.343B	$305.4M
YoY Change	67.19%	37.18%	117.23%
Total Long-Term Liabilities	$9.958B	$10.79B	$9.940B
YoY Change	0.19%	1.68%	-1.44%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.296B	$1.296B	$1.120B
Total Long-Term Liabilities	$9.958B	$10.79B	$9.940B
Total Liabilities	$13.08B	$13.08B	$12.90B
YoY Change	1.38%	1.39%	-0.65%
SHAREHOLDERS EQUITY
Retained Earnings	-$3.491B		-$2.742B
YoY Change	27.31%		63.18%
Common Stock			$7.536M
YoY Change			-1.73%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$3.039B	$3.039B	$3.184B
YoY Change
Total Liabilities & Shareholders Equity	$16.12B	$16.12B	$16.08B
YoY Change	0.21%	0.21%	-6.54%

Cashflow Statement

Concept	2020 Q4	2020	2019 Q4
OPERATING ACTIVITIES
Net Income	-$112.1M	-$632.2M	-$71.99M
YoY Change	55.66%	49.05%	-51.83%
Depreciation, Depletion And Amortization	$473.6M	$1.914B	$486.5M
YoY Change	-2.65%	-3.79%	0.5%
Cash From Operating Activities	$373.4M	$1.367B	$413.9M
YoY Change	-9.78%	-27.03%	8.46%
INVESTING ACTIVITIES
Capital Expenditures	-$306.3M	$157.2M	-$305.6M
YoY Change	0.23%	-1.04%	-12.06%
Acquisitions		$224.6M
YoY Change		106.61%
Other Investing Activities	-$30.90M	-$45.85M	$484.4M
YoY Change	-106.38%	821.61%	-257.94%
Cash From Investing Activities	-$337.2M	-$1.137B	$178.7M
YoY Change	-288.7%	16.29%	-127.32%
FINANCING ACTIVITIES
Cash Dividend Paid		$109.3M
YoY Change		-80.64%
Common Stock Issuance & Retirement, Net		-$447.8M
YoY Change		-398.8%
Debt Paid & Issued, Net		$3.027B
YoY Change
Cash From Financing Activities	-319.5M	-$70.26M	-704.5M
YoY Change	-54.65%	-94.21%	-285.15%
NET CHANGE
Cash From Operating Activities	373.4M	$1.367B	413.9M
Cash From Investing Activities	-337.2M	-$1.137B	178.7M
Cash From Financing Activities	-319.5M	-$70.26M	-704.5M
Net Change In Cash	-283.3M	$159.0M	-111.9M
YoY Change	153.17%	-149.94%	-203.71%
FREE CASH FLOW
Cash From Operating Activities	$373.4M	$1.367B	$413.9M
Capital Expenditures	-$306.3M	$157.2M	-$305.6M
Free Cash Flow	$679.7M	$1.210B	$719.5M
YoY Change	-5.53%	-29.44%	-1.32%

Facts In Submission

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CY2020	dei	Entity File Number EntityFileNumber	001-38352
CY2020	dei	Entity Registrant Name EntityRegistrantName	ADT Inc.
CY2020	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2020	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	47-4116383
CY2020	dei	Entity Address Address Line1 EntityAddressAddressLine1	1501 Yamato Road
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CY2020	dei	Security Exchange Name SecurityExchangeName	NYSE
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CY2020	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-119663000	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-274836000	USD
CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	8293000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	5012000	USD
CY2018	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	27582000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-778919000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-522192000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-632618000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	146726000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	98042000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	23463000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-632193000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-424150000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-609155000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-632193000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-424150000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-67772000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-609155000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-58114000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-38103000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-21284000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	0	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	51599000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-44656000	USD
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-2125000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-93000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-1832000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-60239000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	13403000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-67772000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-692432000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-410747000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-676927000	USD
CY2018	us-gaap	Dividends Common Stock DividendsCommonStock	107355000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	3433112000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-609155000	USD
CY2018	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1406728000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	135012000	USD
CY2018	us-gaap	Stockholders Equity Other StockholdersEquityOther	-195000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	4224805000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-424150000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	13403000	USD
CY2019	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	-149868000	USD
CY2019	us-gaap	Dividends Common Stock DividendsCommonStock	565456000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	85626000	USD
CY2019	us-gaap	Stockholders Equity Other StockholdersEquityOther	9000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	3184369000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-632193000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-60239000	USD
CY2020	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	561581000	USD
CY2020	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	-4000	USD
CY2020	us-gaap	Dividends Common Stock DividendsCommonStock	111853000	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	96013000	USD
CY2020	us-gaap	Stockholders Equity Other StockholdersEquityOther	4003000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	3039336000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-632193000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	-424150000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-609155000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1913767000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1989082000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1930929000	USD
CY2020	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	96823000	USD
CY2019	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	80128000	USD
CY2018	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	59928000	USD
CY2020	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	124804000	USD
CY2019	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	107284000	USD
CY2018	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	79136000	USD
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	96013000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	85626000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	135012000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-173415000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-117889000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-27338000	USD
CY2020	adt	Provisionfor Doubtful Accountsand Inventory Writedown ProvisionforDoubtfulAccountsandInventoryWritedown	119677000	USD
CY2019	adt	Provisionfor Doubtful Accountsand Inventory Writedown ProvisionforDoubtfulAccountsandInventoryWritedown	55452000	USD
CY2018	adt	Provisionfor Doubtful Accountsand Inventory Writedown ProvisionforDoubtfulAccountsandInventoryWritedown	61026000	USD
CY2020	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-119663000	USD
CY2019	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-104075000	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-274836000	USD
CY2020	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	45482000	USD
CY2018	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	87962000	USD
CY2020	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-738000	USD
CY2019	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-61951000	USD
CY2018	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	0	USD
CY2020	us-gaap	Gain Loss On Interest Rate Derivative Instruments Not Designated As Hedging Instruments GainLossOnInterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstruments	-60363000	USD
CY2019	us-gaap	Gain Loss On Interest Rate Derivative Instruments Not Designated As Hedging Instruments GainLossOnInterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstruments	-8501000	USD
CY2018	us-gaap	Gain Loss On Interest Rate Derivative Instruments Not Designated As Hedging Instruments GainLossOnInterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstruments	3226000	USD
CY2020	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	144534000	USD
CY2019	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	129275000	USD
CY2018	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	23471000	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	84050000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	94449000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	60686000	USD
CY2020	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	140920000	USD
CY2019	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	18683000	USD
CY2018	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	809000	USD
CY2020	us-gaap	Increase Decrease In Finished Goods And Work In Process Inventories IncreaseDecreaseInFinishedGoodsAndWorkInProcessInventories	60797000	USD
CY2019	us-gaap	Increase Decrease In Finished Goods And Work In Process Inventories IncreaseDecreaseInFinishedGoodsAndWorkInProcessInventories	14711000	USD
CY2018	us-gaap	Increase Decrease In Finished Goods And Work In Process Inventories IncreaseDecreaseInFinishedGoodsAndWorkInProcessInventories	2602000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	65317000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	19325000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	9007000	USD
CY2020	adt	Increase Decreasein Deferred Subscriber Acquisition Costs IncreaseDecreaseinDeferredSubscriberAcquisitionCosts	-239838000	USD
CY2019	adt	Increase Decreasein Deferred Subscriber Acquisition Costs IncreaseDecreaseinDeferredSubscriberAcquisitionCosts	-189988000	USD
CY2018	adt	Increase Decreasein Deferred Subscriber Acquisition Costs IncreaseDecreaseinDeferredSubscriberAcquisitionCosts	-184674000	USD
CY2020	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	179874000	USD
CY2019	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	259844000	USD
CY2018	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	256498000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-25997000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-1530000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	83436000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1366749000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1873117000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1787607000	USD
CY2020	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	380716000	USD
CY2019	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	669683000	USD
CY2018	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	693525000	USD
CY2020	adt	Paymentsfor Subscriber System Assetsand Bulk Account Purchases PaymentsforSubscriberSystemAssetsandBulkAccountPurchases	418355000	USD
CY2019	adt	Paymentsfor Subscriber System Assetsand Bulk Account Purchases PaymentsforSubscriberSystemAssetsandBulkAccountPurchases	542305000	USD
CY2018	adt	Paymentsfor Subscriber System Assetsand Bulk Account Purchases PaymentsforSubscriberSystemAssetsandBulkAccountPurchases	576290000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	157191000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	158846000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	126799000	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	224617000	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	108716000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	352819000	USD
CY2020	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	-2448000	USD
CY2019	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	496398000	USD
CY2018	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	0	USD
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-45850000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-4975000	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-11223000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1137477000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-978177000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1738210000	USD
CY2020	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	447811000	USD
CY2019	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1406019000	USD
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt And Capital Securities Net ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet	2640000000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt And Capital Securities Net ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet	3403022000	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt And Capital Securities Net ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet	422875000	USD
CY2020	adt	Proceeds From Receivables Facility Borrowings ProceedsFromReceivablesFacilityBorrowings	82517000	USD
CY2020	us-gaap	Repayments Of Debt And Capital Lease Obligations RepaymentsOfDebtAndCapitalLeaseObligations	3054798000	USD
CY2019	us-gaap	Repayments Of Debt And Capital Lease Obligations RepaymentsOfDebtAndCapitalLeaseObligations	3845195000	USD
CY2018	us-gaap	Repayments Of Debt And Capital Lease Obligations RepaymentsOfDebtAndCapitalLeaseObligations	699637000	USD
CY2020	us-gaap	Repayments Of Mandatory Redeemable Capital Securities RepaymentsOfMandatoryRedeemableCapitalSecurities	0	USD
CY2019	us-gaap	Repayments Of Mandatory Redeemable Capital Securities RepaymentsOfMandatoryRedeemableCapitalSecurities	0	USD
CY2018	us-gaap	Repayments Of Mandatory Redeemable Capital Securities RepaymentsOfMandatoryRedeemableCapitalSecurities	852769000	USD
CY2020	adt	Repayments Of Receivables Facility Borrowings RepaymentsOfReceivablesFacilityBorrowings	-6742000	USD
CY2020	us-gaap	Payments Of Dividends PaymentsOfDividends	109328000	USD
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	564767000	USD
CY2018	us-gaap	Payments Of Dividends PaymentsOfDividends	79439000	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	4000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	149868000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2020	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	29496000	USD
CY2019	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	54382000	USD
CY2018	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	337000	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-40221000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-3014000	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-3711000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-70261000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1214204000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	193001000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	0	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	838000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-2018000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	159011000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-318426000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	240380000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	48736000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	367162000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	126782000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	207747000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	48736000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	367162000	USD
CY2018Q1	us-gaap	Stockholders Equity Note Stock Split Conversion Ratio1 StockholdersEquityNoteStockSplitConversionRatio1	1.681
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	204998000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	48736000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	363177000	USD
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	2749000	USD
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	0	USD
CY2018Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	3985000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	207747000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	48736000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	367162000	USD
CY2020	us-gaap	Interest Paid InterestPaid	510185000	USD
CY2019	us-gaap	Interest Paid InterestPaid	545206000	USD
CY2018	us-gaap	Interest Paid InterestPaid	688121000	USD
CY2020	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	25802000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-1001000	USD
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	6346000	USD
CY2020	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	15000	USD
CY2019	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	67767000	USD
CY2018	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	0	USD
CY2020	us-gaap	Business Combination Consideration Transferred Equity Interests Issued And Issuable BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable	113841000	USD
CY2019	us-gaap	Business Combination Consideration Transferred Equity Interests Issued And Issuable BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable	0	USD
CY2018	us-gaap	Business Combination Consideration Transferred Equity Interests Issued And Issuable BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable	0	USD
CY2020	us-gaap	Depreciation Depreciation	187000000	USD
CY2019	us-gaap	Depreciation Depreciation	187000000	USD
CY2018	us-gaap	Depreciation Depreciation	166000000	USD
CY2019	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	30000000	USD
CY2018	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	5000000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	720109000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	546253000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	325716000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	328731000	USD
CY2020	adt	Subscriber System Assets Depreciation Expense SubscriberSystemAssetsDepreciationExpense	502000000	USD
CY2019	adt	Subscriber System Assets Depreciation Expense SubscriberSystemAssetsDepreciationExpense	558000000	USD
CY2018	adt	Subscriber System Assets Depreciation Expense SubscriberSystemAssetsDepreciationExpense	549000000	USD
CY2020Q4	adt	Subscriber System Assets Gross SubscriberSystemAssetsGross	4815286000	USD
CY2019Q4	adt	Subscriber System Assets Gross SubscriberSystemAssetsGross	4597908000	USD
CY2020Q4	adt	Subscriber System Assets Accumulated Depreciation SubscriberSystemAssetsAccumulatedDepreciation	-2152058000	USD
CY2019Q4	adt	Subscriber System Assets Accumulated Depreciation SubscriberSystemAssetsAccumulatedDepreciation	-1858612000	USD
CY2020Q4	adt	Subscriber System Assets Net SubscriberSystemAssetsNet	2663228000	USD
CY2019Q4	adt	Subscriber System Assets Net SubscriberSystemAssetsNet	2739296000	USD
CY2020	adt	Subscriber System Assets Amortization Expense SubscriberSystemAssetsAmortizationExpense	97000000	USD
CY2019	adt	Subscriber System Assets Amortization Expense SubscriberSystemAssetsAmortizationExpense	80000000	USD
CY2018	adt	Subscriber System Assets Amortization Expense SubscriberSystemAssetsAmortizationExpense	60000000	USD
CY2020	adt	Revenuefrom Contractwith Customer Termof Customer Relationship RevenuefromContractwithCustomerTermofCustomerRelationship	P15Y
CY2020	adt	Radio Conversion Revenue RadioConversionRevenue	37000000	USD
CY2019	adt	Radio Conversion Revenue RadioConversionRevenue	5000000	USD
CY2020Q4	us-gaap	Interest Payable Current InterestPayableCurrent	123935000	USD
CY2019Q4	us-gaap	Interest Payable Current InterestPayableCurrent	115070000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	99771000	USD
CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	91944000	USD
CY2020Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	360445000	USD
CY2019Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	270352000	USD
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	584151000	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	477366000	USD
CY2020	us-gaap	Advertising Expense AdvertisingExpense	264000000	USD
CY2019	us-gaap	Advertising Expense AdvertisingExpense	160000000	USD
CY2018	us-gaap	Advertising Expense AdvertisingExpense	143000000	USD
CY2020	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	89000000	USD
CY2018	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	22000000	USD
CY2018	us-gaap	Gain Loss On Sale Of Equity Investments GainLossOnSaleOfEquityInvestments	7500000	USD
CY2020	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="margin-bottom:8pt;margin-top:16pt;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%">Concentration of Credit Risks</span></div><div style="margin-bottom:8pt;margin-top:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The majority of the Company’s cash and cash equivalents and restricted cash and restricted cash equivalents are held at major financial institutions. Certain account balances exceed the Federal Deposit Insurance Corporation insurance limits of $250,000 per account, as a result, there is a concentration of credit risk related to amounts in excess of the insurance limits. The Company regularly monitors the financial stability of these financial institutions and believes that there is no exposure to any significant credit risk in cash and cash equivalents and restricted cash and restricted cash equivalents.</span></div><div style="margin-bottom:8pt;margin-top:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company’s risk due to the concentration of credit risk associated with accounts receivable is limited due to the significant size of the Company’s customer base.</span></div>
CY2020Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	143000000	USD
CY2019Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	0	USD
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.054
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.061
CY2020Q4	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	83000000	USD
CY2019Q4	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	47000000	USD
CY2020	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	125000000	USD
CY2019	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	107000000	USD
CY2018	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	79000000	USD
CY2020	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	5314787000	USD
CY2019	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	5125657000	USD
CY2018	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	4581673000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	44337000	USD
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	39765000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	34042000	USD
CY2020	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	81713000	USD
CY2019	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	56060000	USD
CY2018	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	54558000	USD
CY2020	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	56331000	USD
CY2019	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	51488000	USD
CY2018	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	48835000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	68342000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	44337000	USD
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	39765000	USD
CY2020	us-gaap	Financing Receivable Allowance For Credit Losses Policy For Uncollectible Amounts FinancingReceivableAllowanceForCreditLossesPolicyForUncollectibleAmounts	<div style="margin-bottom:8pt;margin-top:16pt;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%">Retail Installment Contract Receivables, net</span></div><div style="margin-bottom:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">During February 2020, the Company launched a new retail installment contract program, which allows qualifying residential customers to repay the fees due at installation over a 24, 36, or 60 month interest-free period. The financing component of the Company’s retail installment contract receivables is not significant.</span></div><div style="margin-bottom:8pt;margin-top:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Retail installment contracts are available for residential transactions occurring under either a Company-owned model or a customer-owned model. When originating a retail installment contract, the Company utilizes external credit scores to assess credit quality of a customer and to determine eligibility for the retail installment contract. In addition, a customer is required to enroll in the Company’s automated payment process in order to enter into a retail installment contract. Subsequent to </span></div><div style="margin-bottom:8pt;margin-top:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">origination, the Company monitors the delinquency status of retail installment contract receivables as the key credit quality indicator. As of December 31, 2020, the current and delinquent billed retail installment contract receivables were not material.</span></div><div style="margin-bottom:8pt;margin-top:8pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Retail installment contract receivables are recorded at amortized cost less an allowance for credit losses that are not expected to be recovered. The allowance for credit losses is recognized at inception and reassessed each reporting period. The allowance for credit losses on retail installment contract receivables was not material for the periods presented.</span></div>
CY2020Q4	us-gaap	Contract With Customer Asset Gross ContractWithCustomerAssetGross	161563000	USD
CY2020Q1	us-gaap	Contract With Customer Asset Gross ContractWithCustomerAssetGross	24411000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss	29558000	USD
CY2020Q1	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss	3228000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	132005000	USD
CY2020Q1	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	21183000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	132005000	USD
CY2020Q1	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	21183000	USD
CY2020	adt	Contract With Customer Asset Recognized ContractWithCustomerAssetRecognized	183000000	USD
CY2020Q4	adt	Operating Lease Rightof Use Assets Current OperatingLeaseRightofUseAssetsCurrent	684000	USD
CY2019Q4	adt	Operating Lease Rightof Use Assets Current OperatingLeaseRightofUseAssetsCurrent	1191000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	138408000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	122464000	USD
CY2020Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	54414000	USD
CY2019Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	66001000	USD
CY2020Q4	adt	Leased Assets LeasedAssets	193506000	USD
CY2019Q4	adt	Leased Assets LeasedAssets	189656000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	30689000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	29745000	USD
CY2020Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	26955000	USD
CY2019Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	26949000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	115694000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	99999000	USD
CY2020Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	34373000	USD
CY2019Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	47835000	USD
CY2020Q4	adt	Lease Liability LeaseLiability	207711000	USD
CY2019Q4	adt	Lease Liability LeaseLiability	204528000	USD
CY2020Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	67000000	USD
CY2019Q1	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	44000000	USD
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	56680000	USD
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	58579000	USD
CY2020	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	24509000	USD
CY2019	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	22957000	USD
CY2020	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	3122000	USD
CY2019	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	3770000	USD
CY2020	us-gaap	Variable Lease Cost VariableLeaseCost	47013000	USD
CY2019	us-gaap	Variable Lease Cost VariableLeaseCost	48325000	USD
CY2020	us-gaap	Lease Cost LeaseCost	131324000	USD
CY2019	us-gaap	Lease Cost LeaseCost	133631000	USD
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	56235000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	57212000	USD
CY2020	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	3122000	USD
CY2019	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	3770000	USD
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	27956000	USD
CY2019	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	24918000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	47870000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	51909000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	15326000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	52611000	USD
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P4Y9M18D
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y
CY2020Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P2Y6M
CY2019Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P3Y
CY2020Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.048
CY2019Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.050
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	36440000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	29174000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	38981000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	23218000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	33160000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	10056000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	21541000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	2229000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	14884000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	12000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	21518000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	166524000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	64689000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	20141000	USD
CY2020Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	3361000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	146383000	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	61328000	USD
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2020	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	0	USD
CY2019	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	161652000	USD
CY2020	us-gaap	Goodwill Translation And Purchase Accounting Adjustments GoodwillTranslationAndPurchaseAccountingAdjustments	304000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	4959658000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	5081887000	USD
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	276340000	USD
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	47196000	USD
CY2020	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	45482000	USD
CY2019	us-gaap	Goodwill Translation And Purchase Accounting Adjustments GoodwillTranslationAndPurchaseAccountingAdjustments	37709000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	5236302000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	4959658000	USD
CY2020Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2019Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	10072302000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	-5498612000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	4573690000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	9618659000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	-4282014000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	5336645000	USD
CY2020Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	11405302000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	-5498612000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	5906690000	USD
CY2019Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	10951659000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	-4282014000	USD
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	6669645000	USD
CY2020	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	381000000	USD
CY2019	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	670000000	USD
CY2018	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	694000000	USD
CY2020	adt	Intangible Assets Charge Backs IntangibleAssetsChargeBacks	39000000	USD
CY2020	us-gaap	Indefinite Lived Intangible Assets Written Off Related To Sale Of Business Unit IndefiniteLivedIntangibleAssetsWrittenOffRelatedToSaleOfBusinessUnit	0	USD
CY2019	us-gaap	Indefinite Lived Intangible Assets Written Off Related To Sale Of Business Unit IndefiniteLivedIntangibleAssetsWrittenOffRelatedToSaleOfBusinessUnit	208688000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1222398000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1238064000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1206536000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1147773000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	764140000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	395516000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	320066000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	283667000	USD
CY2020Q4	us-gaap	Indefinite Lived Trade Names IndefiniteLivedTradeNames	1300000000	USD
CY2019Q4	us-gaap	Indefinite Lived Trade Names IndefiniteLivedTradeNames	1300000000	USD
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	-19993000	USD
CY2020Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	3361000	USD
CY2019Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	-26840000	USD
CY2020Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	64638000	USD
CY2019Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	58075000	USD
CY2020Q4	adt	Accretionof Purchase Accounting Fair Value Adjustment Debt AccretionofPurchaseAccountingFairValueAdjustmentDebt	-188740000	USD
CY2019Q4	adt	Accretionof Purchase Accounting Fair Value Adjustment Debt AccretionofPurchaseAccountingFairValueAdjustmentDebt	-195731000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	9492544000	USD
CY2019Q4	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	9692275000	USD
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	44764000	USD
CY2019Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	58049000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	9447780000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	9634226000	USD
CY2019Q2	adt	Deferred Financing Costs DeferredFinancingCosts	17000000	USD
CY2019Q3	adt	Debt Instrument Premium Percent DebtInstrumentPremiumPercent	0.02
CY2020	adt	Proceeds From Receivables Facility Borrowings ProceedsFromReceivablesFacilityBorrowings	83000000	USD
CY2020	adt	Repayments Of Receivables Facility Borrowings RepaymentsOfReceivablesFacilityBorrowings	-7000000	USD
CY2020	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-120000000	USD
CY2019	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-104000000	USD
CY2020Q4	us-gaap	Debt Instrument Fee Amount DebtInstrumentFeeAmount	5000000	USD
CY2019Q4	us-gaap	Debt Instrument Fee Amount DebtInstrumentFeeAmount	23000000	USD
CY2018Q4	us-gaap	Debt Instrument Fee Amount DebtInstrumentFeeAmount	9000000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Repayments Of Principal In Next Twelve Months LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths	46983000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Two LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo	1041725000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Three LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree	727304000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Four LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour	766264000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Five LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive	8188000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal After Year Five LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive	7178812000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	9769276000	USD
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	-19993000	USD
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CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.188
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CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	114950000	USD
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CY2020Q4	adt	Deferred Tax Assets Disallowed Interest Carryforward DeferredTaxAssetsDisallowedInterestCarryforward	57043000	USD
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CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1054591000	USD
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CY2019Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	1427221000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	18610000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	81934000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	1974442000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	2219063000	USD
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CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	1164472000	USD
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CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	66000000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	65000000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	65117000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	80201000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	71330000	USD
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CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	0	USD
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CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Acquisition UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition	400000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Acquisition UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition	1145000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Acquisition UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition	0	USD
CY2020	adt	Unrecognized Tax Benefits Decrease Resultingfrom Disposition UnrecognizedTaxBenefitsDecreaseResultingfromDisposition	0	USD
CY2019	adt	Unrecognized Tax Benefits Decrease Resultingfrom Disposition UnrecognizedTaxBenefitsDecreaseResultingfromDisposition	-14043000	USD
CY2018	adt	Unrecognized Tax Benefits Decrease Resultingfrom Disposition UnrecognizedTaxBenefitsDecreaseResultingfromDisposition	0	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	3717000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	3662000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	143000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	460000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2178000	USD
CY2020	adt	Unrecognized Tax Benefits Other Changesnot Impactingthe Statementof Operations UnrecognizedTaxBenefitsOtherChangesnotImpactingtheStatementofOperations	0	USD
CY2019	adt	Unrecognized Tax Benefits Other Changesnot Impactingthe Statementof Operations UnrecognizedTaxBenefitsOtherChangesnotImpactingtheStatementofOperations	562000	USD
CY2018	adt	Unrecognized Tax Benefits Other Changesnot Impactingthe Statementof Operations UnrecognizedTaxBenefitsOtherChangesnotImpactingtheStatementofOperations	-1278000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	65990000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	65117000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	80201000	USD
CY2020	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	40000000	USD
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	34000000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	28000000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	87000000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	72000000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	99000000	USD
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CY2020Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-12000000	USD
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CY2020Q4	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	28000000	USD
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CY2020Q4	us-gaap	Purchase Obligation Due In Next Twelve Months PurchaseObligationDueInNextTwelveMonths	177024000	USD
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CY2020Q4	us-gaap	Purchase Obligation PurchaseObligation	333086000	USD
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CY2020	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	5314787000	USD
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CY2020Q1	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1369752000	USD
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CY2020Q4	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1314724000	USD
CY2020Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	-89356000	USD
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CY2019Q1	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1243060000	USD
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CY2019Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1300570000	USD
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CY2018Q4	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	45000000	USD

Files In Submission

Name	View Source	Status
0001703056-21-000020-index-headers.html	Edgar Link	pending
0001703056-21-000020-index.html	Edgar Link	pending
0001703056-21-000020.txt	Edgar Link	pending
0001703056-21-000020-xbrl.zip	Edgar Link	pending
a10-k2020exhibit21.htm	Edgar Link	pending
a10-k2020exhibit23.htm	Edgar Link	pending
a10-k2020exhibit31x1.htm	Edgar Link	pending
a10-k2020exhibit31x2.htm	Edgar Link	pending
a10-k2020exhibit32x1.htm	Edgar Link	pending
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