$TMUS
T-Mobile US, Inc. Stock $tmus

$tmus Overview Financials Valuation SEC Filings Company Website

2022 Q4 Form 10-Q Financial Statement

#000128369922000141 Filed on October 27, 2022

Income Statement

Concept	2022 Q4	2022 Q3
Revenue	$20.27B	$19.48B
YoY Change	-2.46%	-0.75%
Cost Of Revenue	$8.325B	$7.624B
YoY Change	-10.75%	-7.55%
Gross Profit	$11.95B	$11.85B
YoY Change	4.29%	4.18%
Gross Profit Margin	58.94%	60.86%
Selling, General & Admin	$5.331B	$5.118B
YoY Change	3.31%	-1.8%
% of Gross Profit	44.62%	43.18%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$3.262B	$3.313B
YoY Change	-15.75%	-20.07%
% of Gross Profit	27.3%	27.95%
Operating Expenses	$8.593B	$5.118B
YoY Change	-4.86%	-1.8%
Operating Profit	$3.355B	$1.281B
YoY Change	38.35%	-19.13%
Interest Expense	-$822.0M	-$827.0M
YoY Change	0.12%	-1.08%
% of Operating Profit	-24.5%	-64.56%
Other Income/Expense, Net	$2.000M	-$830.0M
YoY Change	-115.38%	-7.37%
Pretax Income	$1.927B	$451.0M
YoY Change	741.48%	-34.45%
Income Tax	$450.0M	-$57.00M
% Of Pretax Income	23.35%	-12.64%
Net Earnings	$1.477B	$508.0M
YoY Change	250.0%	-26.48%
Net Earnings / Revenue	7.29%	2.61%
Basic Earnings Per Share		$0.40
Diluted Earnings Per Share	$1.185M	$0.40
COMMON SHARES
Basic Shares Outstanding	1.244B shares	1.254B shares
Diluted Shares Outstanding		1.259B shares

Balance Sheet

Concept	2022 Q4	2022 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$4.507B	$6.888B
YoY Change	-32.03%	69.86%
Cash & Equivalents	$4.507B	$6.888B
Short-Term Investments
Other Short-Term Assets	$3.108B	$2.209B
YoY Change	55.01%	40.16%
Inventory	$1.884B	$2.247B
Prepaid Expenses	$673.0M	$711.0M
Receivables	$4.445B	$4.324B
Other Receivables	$5.123B	$5.048B
Total Short-Term Assets	$19.07B	$21.43B
YoY Change	-8.73%	27.75%
LONG-TERM ASSETS
Property, Plant & Equipment	$74.06B	$41.03B
YoY Change	86.06%	4.27%
Goodwill	$12.23B	$12.23B
YoY Change	0.38%	0.38%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$4.127B	$3.877B
YoY Change	27.69%	27.03%
Total Long-Term Assets	$192.3B	$192.1B
YoY Change	3.55%	3.62%
TOTAL ASSETS
Total Short-Term Assets	$19.07B	$21.43B
Total Long-Term Assets	$192.3B	$192.1B
Total Assets	$211.3B	$213.5B
YoY Change	2.31%	5.63%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$12.28B	$6.822B
YoY Change	88.88%	66.35%
Accrued Expenses	$3.512B	$7.766B
YoY Change	-57.84%	0.71%
Deferred Revenue	$780.0M	$777.0M
YoY Change	-8.88%	-14.99%
Short-Term Debt	$5.164B	$7.398B
YoY Change	52.87%	252.96%
Long-Term Debt Due	$1.161B	$1.239B
YoY Change	-65.63%	7.37%
Total Short-Term Liabilities	$24.74B	$26.36B
YoY Change	5.29%	36.97%
LONG-TERM LIABILITIES
Long-Term Debt	$72.10B	$64.83B
YoY Change	7.49%	-2.72%
Other Long-Term Liabilities	$33.96B	$4.430B
YoY Change	566.2%	-15.04%
Total Long-Term Liabilities	$106.1B	$117.0B
YoY Change	-6.94%	2.22%
TOTAL LIABILITIES
Total Short-Term Liabilities	$24.74B	$26.36B
Total Long-Term Liabilities	$106.1B	$117.0B
Total Liabilities	$141.7B	$143.3B
YoY Change	3.07%	7.22%
SHAREHOLDERS EQUITY
Retained Earnings	-$223.0M	-$1.699B
YoY Change	-92.07%	-47.46%
Common Stock	$73.94B	$73.80B
YoY Change	0.89%	0.88%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$69.66B	$70.15B
YoY Change
Total Liabilities & Shareholders Equity	$211.3B	$213.5B
YoY Change	2.31%	5.63%

Cashflow Statement

Concept	2022 Q4	2022 Q3
OPERATING ACTIVITIES
Net Income	$1.477B	$508.0M
YoY Change	250.0%	-26.48%
Depreciation, Depletion And Amortization	$3.262B	$3.313B
YoY Change	-15.75%	-20.07%
Cash From Operating Activities	$4.336B	$4.391B
YoY Change	44.53%	26.29%
INVESTING ACTIVITIES
Capital Expenditures	-$3.395B	$3.634B
YoY Change	14.77%	23.44%
Acquisitions		$0.00
YoY Change		-100.0%
Other Investing Activities	$1.242B	-$131.0M
YoY Change	18.74%	835.71%
Cash From Investing Activities	-$2.153B	-$2.555B
YoY Change	12.6%	-38.46%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net		$132.0M
YoY Change		-97.13%
Cash From Financing Activities	-4.498B	$1.927B
YoY Change	-405.57%	-162.97%
NET CHANGE
Cash From Operating Activities	4.336B	$4.391B
Cash From Investing Activities	-2.153B	-$2.555B
Cash From Financing Activities	-4.498B	$1.927B
Net Change In Cash	-2.315B	$3.763B
YoY Change	-190.43%	-200.75%
FREE CASH FLOW
Cash From Operating Activities	$4.336B	$4.391B
Capital Expenditures	-$3.395B	$3.634B
Free Cash Flow	$7.731B	$757.0M
YoY Change	29.76%	42.03%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Address State Or Province EntityAddressStateOrProvince	WA
	dei	Entity Central Index Key EntityCentralIndexKey	0001283699
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
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CY2022Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2022Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2022-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	1-33409
	dei	Entity Registrant Name EntityRegistrantName	T-MOBILE US, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	20-0836269
	dei	Entity Address Address Line1 EntityAddressAddressLine1	12920 SE 38th Street
	dei	Entity Address City Or Town EntityAddressCityOrTown	Bellevue
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	98006-1350
	dei	City Area Code CityAreaCode	(425)
	dei	Local Phone Number LocalPhoneNumber	378-4000
	dei	Security12b Title Security12bTitle	Common Stock, par value $0.00001 per share
	dei	Trading Symbol TradingSymbol	TMUS
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
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CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	6631000000	usd
CY2022Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	161000000	usd
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1254391787	shares
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CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	4194000000	usd
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CY2021Q4	tmus	Financing Receivable Allowance For Credit Loss And Imputed Discount Current FinancingReceivableAllowanceForCreditLossAndImputedDiscountCurrent	494000000	usd
CY2022Q3	us-gaap	Notes And Loans Receivable Net Current NotesAndLoansReceivableNetCurrent	5048000000	usd
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CY2022Q3	us-gaap	Goodwill Goodwill	12234000000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	12188000000	usd
CY2022Q3	us-gaap	Indefinite Lived License Agreements IndefiniteLivedLicenseAgreements	95767000000	usd
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CY2021Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	3378000000	usd
CY2022Q3	us-gaap	Due To Affiliate Current DueToAffiliateCurrent	0	usd
CY2021Q4	us-gaap	Due To Affiliate Current DueToAffiliateCurrent	2245000000	usd
CY2022Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	777000000	usd
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CY2021Q4	us-gaap	Liabilities Current LiabilitiesCurrent	23499000000	usd
CY2022Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	64834000000	usd
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	67076000000	usd
CY2022Q3	us-gaap	Due To Affiliate Noncurrent DueToAffiliateNoncurrent	1495000000	usd
CY2021Q4	us-gaap	Due To Affiliate Noncurrent DueToAffiliateNoncurrent	1494000000	usd
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CY2021Q4	tmus	Sale Leaseback Transaction Tower Obligation SaleLeasebackTransactionTowerObligation	2806000000	usd
CY2022Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	10397000000	usd
CY2021Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	10216000000	usd
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CY2021Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	5097000000	usd
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CY2021Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	13000000	usd
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CY2021Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	688000000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1219000000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	3122000000	usd
CY2022Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-57000000	usd
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	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	520000000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	508000000	usd
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	691000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	1113000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	2602000000	usd
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	us-gaap	Net Income Loss NetIncomeLoss	1113000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	2602000000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	13000000	usd
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	12000000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	39000000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	36000000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-39000000	usd
CY2021Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-35000000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-113000000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-103000000	usd
	tmus	Stock Issued During Period Value Transfers With Ndqc Plan StockIssuedDuringPeriodValueTransfersWithNDQCPlan	0	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	0	usd
CY2021Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	0	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-1000000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	0	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-7000000	usd
CY2021Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-3000000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-11000000	usd
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	0	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	32000000	usd
CY2021Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	32000000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	102000000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	103000000	usd
CY2022Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	540000000	usd
CY2021Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	723000000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1215000000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2705000000	usd
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.40
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.55
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.89
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.09
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.40
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.55
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.88
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.07
CY2022Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1253873429	shares
CY2021Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1248189719	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1252783140	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1246441464	shares
CY2022Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1259210271	shares
CY2021Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1253661245	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1258061478	shares
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	508000000	usd
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	691000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	1113000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	2602000000	usd
CY2022Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	3313000000	usd
CY2021Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	4145000000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	10389000000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	12511000000	usd
CY2022Q3	us-gaap	Share Based Compensation ShareBasedCompensation	150000000	usd
CY2021Q3	us-gaap	Share Based Compensation ShareBasedCompensation	131000000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	445000000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	403000000	usd
CY2022Q3	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-36000000	usd
CY2021Q3	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-27000000	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	73000000	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	410000000	usd
CY2022Q3	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	239000000	usd
CY2021Q3	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	105000000	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	760000000	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	259000000	usd
CY2022Q3	us-gaap	Securitization Financial Asset For Which Transfer Is Accounted As Sale Gain Loss On Sale SecuritizationFinancialAssetForWhichTransferIsAccountedAsSaleGainLossOnSale	-60000000	usd
CY2021Q3	us-gaap	Securitization Financial Asset For Which Transfer Is Accounted As Sale Gain Loss On Sale SecuritizationFinancialAssetForWhichTransferIsAccountedAsSaleGainLossOnSale	-4000000	usd
	us-gaap	Securitization Financial Asset For Which Transfer Is Accounted As Sale Gain Loss On Sale SecuritizationFinancialAssetForWhichTransferIsAccountedAsSaleGainLossOnSale	-168000000	usd
	us-gaap	Securitization Financial Asset For Which Transfer Is Accounted As Sale Gain Loss On Sale SecuritizationFinancialAssetForWhichTransferIsAccountedAsSaleGainLossOnSale	26000000	usd
CY2022Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	usd
CY2021Q3	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-55000000	usd
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	usd
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-184000000	usd
CY2022Q3	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
CY2021Q3	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	477000000	usd
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
CY2022Q3	tmus	Disposal Group Not Discontinued Operation Gain Loss On Remeasurement Of Disposal Group Held For Sale DisposalGroupNotDiscontinuedOperationGainLossOnRemeasurementOfDisposalGroupHeldForSale	-371000000	usd
CY2021Q3	tmus	Disposal Group Not Discontinued Operation Gain Loss On Remeasurement Of Disposal Group Held For Sale DisposalGroupNotDiscontinuedOperationGainLossOnRemeasurementOfDisposalGroupHeldForSale	0	usd
	tmus	Disposal Group Not Discontinued Operation Gain Loss On Remeasurement Of Disposal Group Held For Sale DisposalGroupNotDiscontinuedOperationGainLossOnRemeasurementOfDisposalGroupHeldForSale	-371000000	usd
	tmus	Disposal Group Not Discontinued Operation Gain Loss On Remeasurement Of Disposal Group Held For Sale DisposalGroupNotDiscontinuedOperationGainLossOnRemeasurementOfDisposalGroupHeldForSale	0	usd
CY2022Q3	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	1224000000	usd
CY2021Q3	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	454000000	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	3781000000	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	2197000000	usd
CY2022Q3	us-gaap	Increase Decrease In Finance Receivables IncreaseDecreaseInFinanceReceivables	77000000	usd
CY2021Q3	us-gaap	Increase Decrease In Finance Receivables IncreaseDecreaseInFinanceReceivables	530000000	usd
	us-gaap	Increase Decrease In Finance Receivables IncreaseDecreaseInFinanceReceivables	801000000	usd
	us-gaap	Increase Decrease In Finance Receivables IncreaseDecreaseInFinanceReceivables	1825000000	usd
CY2022Q3	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	7000000	usd
CY2021Q3	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-41000000	usd
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-384000000	usd
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-904000000	usd
CY2022Q3	tmus	Increase Decreasein Operating Lease Rightof Use Asset IncreaseDecreaseinOperatingLeaseRightofUseAsset	-1113000000	usd
CY2021Q3	tmus	Increase Decreasein Operating Lease Rightof Use Asset IncreaseDecreaseinOperatingLeaseRightofUseAsset	-1334000000	usd
	tmus	Increase Decreasein Operating Lease Rightof Use Asset IncreaseDecreaseinOperatingLeaseRightofUseAsset	-4275000000	usd
	tmus	Increase Decreasein Operating Lease Rightof Use Asset IncreaseDecreaseinOperatingLeaseRightofUseAsset	-3730000000	usd
CY2022Q3	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	334000000	usd
CY2021Q3	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	88000000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	450000000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	188000000	usd
CY2022Q3	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	342000000	usd
CY2021Q3	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	111000000	usd
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	319000000	usd
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-1245000000	usd
CY2022Q3	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-700000000	usd
CY2021Q3	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-2046000000	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-2218000000	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-4411000000	usd
CY2022Q3	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	550000000	usd
CY2021Q3	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-87000000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	587000000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-351000000	usd
CY2022Q3	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	123000000	usd
CY2021Q3	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	92000000	usd
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	334000000	usd
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	157000000	usd
CY2022Q3	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	4391000000	usd
CY2021Q3	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3477000000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	12445000000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	10917000000	usd
CY2022Q3	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	16000000	usd
CY2021Q3	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	46000000	usd
	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	44000000	usd
	us-gaap	Proceeds From Collection Of Retained Interest In Securitized Receivables ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables	3099000000	usd
	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	187000000	usd
CY2022Q3	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3634000000	usd
CY2021Q3	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2944000000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	10587000000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	9397000000	usd
CY2022Q3	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	360000000	usd
CY2021Q3	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	407000000	usd
	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	3319000000	usd
	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	9337000000	usd
CY2022Q3	tmus	Proceeds From Sales Of Tower Sites ProceedsFromSalesOfTowerSites	0	usd
CY2021Q3	tmus	Proceeds From Sales Of Tower Sites ProceedsFromSalesOfTowerSites	0	usd
	tmus	Proceeds From Sales Of Tower Sites ProceedsFromSalesOfTowerSites	0	usd
	tmus	Proceeds From Sales Of Tower Sites ProceedsFromSalesOfTowerSites	31000000	usd
CY2022Q3	us-gaap	Proceeds From Collection Of Retained Interest In Securitized Receivables ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables	1308000000	usd
CY2021Q3	us-gaap	Proceeds From Collection Of Retained Interest In Securitized Receivables ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables	1071000000	usd
	us-gaap	Proceeds From Collection Of Retained Interest In Securitized Receivables ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables	3614000000	usd
CY2022Q3	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	usd
CY2021Q3	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	1886000000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	52000000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	1916000000	usd
CY2022Q3	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-131000000	usd
CY2021Q3	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-14000000	usd
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-138000000	usd
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-46000000	usd
CY2022Q3	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2555000000	usd
CY2021Q3	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-4152000000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-10206000000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-17474000000	usd
CY2022Q3	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2972000000	usd
CY2021Q3	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1989000000	usd
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2972000000	usd
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	11758000000	usd
CY2022Q3	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	311000000	usd
CY2021Q3	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	266000000	usd
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	901000000	usd
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	822000000	usd
CY2022Q3	tmus	Repayments Of Short Term Debt For Purchases Of Inventory Property And Equipment Net RepaymentsOfShortTermDebtForPurchasesOfInventoryPropertyAndEquipmentNet	0	usd
CY2021Q3	tmus	Repayments Of Short Term Debt For Purchases Of Inventory Property And Equipment Net RepaymentsOfShortTermDebtForPurchasesOfInventoryPropertyAndEquipmentNet	76000000	usd
	tmus	Repayments Of Short Term Debt For Purchases Of Inventory Property And Equipment Net RepaymentsOfShortTermDebtForPurchasesOfInventoryPropertyAndEquipmentNet	0	usd
	tmus	Repayments Of Short Term Debt For Purchases Of Inventory Property And Equipment Net RepaymentsOfShortTermDebtForPurchasesOfInventoryPropertyAndEquipmentNet	167000000	usd
CY2022Q3	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	132000000	usd
CY2021Q3	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	4600000000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	3145000000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	9969000000	usd
CY2022Q3	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	557000000	usd
CY2021Q3	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	557000000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	usd
CY2022Q3	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	10000000	usd
CY2021Q3	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	14000000	usd
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	225000000	usd
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	308000000	usd
CY2022Q3	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	0	usd
CY2021Q3	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	45000000	usd
	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	0	usd
	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	116000000	usd
CY2022Q3	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-35000000	usd
CY2021Q3	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-48000000	usd
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-97000000	usd
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-139000000	usd
CY2022Q3	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1927000000	usd
CY2021Q3	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-3060000000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1953000000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	237000000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	3763000000	usd
CY2021Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-3735000000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	286000000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-6320000000	usd
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3226000000	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	7878000000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6703000000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	10463000000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6989000000	usd
CY2021Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	4143000000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6989000000	usd
CY2021Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	4143000000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	70034000000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	508000000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	32000000	usd
CY2022Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	165000000	usd
CY2022Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1000000	usd
CY2022Q3	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	89000000	usd
CY2022Q3	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	10000000	usd
CY2022Q3	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	669000000	usd
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	70150000000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	69102000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	1113000000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	102000000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	490000000	usd
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	5000000	usd
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	227000000	usd
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	225000000	usd
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	669000000	usd
	tmus	Adjustments To Additional Paid In Capital Remeasurement Of Uncertain Tax Positions AdjustmentsToAdditionalPaidInCapitalRemeasurementOfUncertainTaxPositions	-5000000	usd
	tmus	Stock Issued During Period Value Transfers With Ndqc Plan StockIssuedDuringPeriodValueTransfersWithNDQCPlan	0	usd
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	70150000000	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	67470000000	usd
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	691000000	usd
CY2021Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	32000000	usd
CY2021Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	147000000	usd
CY2021Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1000000	usd
CY2021Q3	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	100000000	usd
CY2021Q3	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	14000000	usd
CY2021Q3	tmus	Stock Issued During Period Value Transfers With Ndqc Plan StockIssuedDuringPeriodValueTransfersWithNDQCPlan	0	usd
CY2021Q3	us-gaap	Stockholders Equity StockholdersEquity	68427000000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	65344000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	2602000000	usd
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	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	451000000	usd
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	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	225000000	usd
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CY2021Q3	us-gaap	Stockholders Equity StockholdersEquity	68427000000	usd
	us-gaap	Use Of Estimates UseOfEstimates	Estimates are based on historical experience, where applicable, and other assumptions that management believes are reasonable under the circumstances. Estimates are inherently subject to judgment and actual results could differ from those estimates.
	tmus	Numberof Portfolio Segments NumberofPortfolioSegments	2	segment
	tmus	Numberof Customer Classes NumberofCustomerClasses	2	class
CY2022Q3	us-gaap	Notes Receivable Gross NotesReceivableGross	8311000000	usd
CY2021Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	8207000000	usd
CY2022Q3	us-gaap	Receivable With Imputed Interest Discount ReceivableWithImputedInterestDiscount	416000000	usd
CY2021Q4	us-gaap	Receivable With Imputed Interest Discount ReceivableWithImputedInterestDiscount	378000000	usd
CY2022Q3	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	7895000000	usd
CY2021Q4	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	7829000000	usd
	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	1100000000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	333000000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	252000000	usd
CY2022Q3	us-gaap	Notes Receivable Net NotesReceivableNet	7562000000	usd
CY2021Q4	us-gaap	Notes Receivable Net NotesReceivableNet	7577000000	usd
CY2022Q3	us-gaap	Notes Receivable Net NotesReceivableNet	7562000000	usd
CY2021Q4	us-gaap	Notes Receivable Net NotesReceivableNet	7577000000	usd
CY2022Q3	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	7895000000	usd
CY2021Q4	tmus	Unamortized Imputed Discountand Allowancefor Credit Losses UnamortizedImputedDiscountandAllowanceforCreditLosses	776000000	usd
CY2020Q4	tmus	Unamortized Imputed Discountand Allowancefor Credit Losses UnamortizedImputedDiscountandAllowanceforCreditLosses	799000000	usd
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	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	665000000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	356000000	usd
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	tmus	Receivable With Imputed Interest Discount Increase Decrease ReceivableWithImputedInterestDiscountIncreaseDecrease	109000000	usd
	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	107000000	usd
	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	104000000	usd
CY2022Q3	tmus	Unamortized Imputed Discountand Allowancefor Credit Losses UnamortizedImputedDiscountandAllowanceforCreditLosses	910000000	usd
CY2021Q3	tmus	Unamortized Imputed Discountand Allowancefor Credit Losses UnamortizedImputedDiscountandAllowanceforCreditLosses	707000000	usd
CY2021Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	763000000	usd
CY2022Q3	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	286000000	usd
CY2022Q3	us-gaap	Debt Instrument Interest Rate During Period DebtInstrumentInterestRateDuringPeriod	0.038
CY2021Q3	us-gaap	Debt Instrument Interest Rate During Period DebtInstrumentInterestRateDuringPeriod	0.040
	us-gaap	Debt Instrument Interest Rate During Period DebtInstrumentInterestRateDuringPeriod	0.039
	us-gaap	Debt Instrument Interest Rate During Period DebtInstrumentInterestRateDuringPeriod	0.041
CY2022Q3	tmus	Debt Instrument Average Amount Outstanding During Period DebtInstrumentAverageAmountOutstandingDuringPeriod	71600000000	usd
CY2021Q3	tmus	Debt Instrument Average Amount Outstanding During Period DebtInstrumentAverageAmountOutstandingDuringPeriod	74500000000	usd
	tmus	Debt Instrument Average Amount Outstanding During Period DebtInstrumentAverageAmountOutstandingDuringPeriod	72400000000	usd
	tmus	Debt Instrument Average Amount Outstanding During Period DebtInstrumentAverageAmountOutstandingDuringPeriod	74400000000	usd
CY2022Q3	us-gaap	Debt Instrument Repurchased Face Amount DebtInstrumentRepurchasedFaceAmount	395000000	usd
CY2021Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	286000000	usd
	tmus	Sale Leaseback Transaction Number Of Renewal Options SaleLeasebackTransactionNumberOfRenewalOptions	0	renewaloption
CY2022Q3	tmus	Minimum Lease Payments Failed Sale Leaseback Transaction Next Twelve Months MinimumLeasePaymentsFailedSaleLeasebackTransactionNextTwelveMonths	421000000	usd
CY2022Q3	tmus	Minimum Lease Payments Failed Sale Leaseback Transactions Within Two And Three Years MinimumLeasePaymentsFailedSaleLeasebackTransactionsWithinTwoAndThreeYears	826000000	usd
CY2022Q3	tmus	Minimum Lease Payments Failed Sale Leaseback Transactions Within Four And Five Years MinimumLeasePaymentsFailedSaleLeasebackTransactionsWithinFourAndFiveYears	783000000	usd
CY2022Q3	tmus	Minimum Lease Payments Failed Sale Leaseback Transactions Thereafter MinimumLeasePaymentsFailedSaleLeasebackTransactionsThereafter	4600000000	usd
CY2022Q3	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	739000000	usd
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	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-24000000	usd
CY2022Q3	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	222000000	usd
CY2021Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	219000000	usd
CY2022Q3	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	17000000	usd
CY2021Q3	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	29000000	usd
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	702000000	usd
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	753000000	usd
CY2022Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	534000000	usd
CY2022Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	2300000000	usd
CY2022Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	5100000000	usd
CY2022Q3	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	1800000000	usd
CY2021Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	1500000000	usd
CY2022Q3	us-gaap	Capitalized Contract Cost Amortization Period CapitalizedContractCostAmortizationPeriod	P24M
CY2022Q3	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	375000000	usd
CY2021Q3	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	277000000	usd
	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	789000000	usd
	us-gaap	Capitalized Contract Cost Impairment Loss CapitalizedContractCostImpairmentLoss	0	usd
CY2021Q3	us-gaap	Capitalized Contract Cost Impairment Loss CapitalizedContractCostImpairmentLoss	0	usd
CY2022Q3	us-gaap	Capitalized Contract Cost Impairment Loss CapitalizedContractCostImpairmentLoss	0	usd
	us-gaap	Capitalized Contract Cost Impairment Loss CapitalizedContractCostImpairmentLoss	0	usd
CY2022Q3	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-1100000000	usd
CY2022Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-57000000	usd
CY2021Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-3000000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	106000000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	520000000	usd
CY2022Q3	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.124
CY2021Q3	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.003
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.087
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.167
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	508000000	usd
CY2021Q3	us-gaap	Net Income Loss NetIncomeLoss	691000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	1113000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	2602000000	usd
CY2022Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1253873429	shares
CY2021Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1248189719	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1252783140	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1246441464	shares
CY2022Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	5336842	shares
CY2021Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	5471526	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	5278338	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	7950323	shares
CY2022Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1259210271	shares
CY2021Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1253661245	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1258061478	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1254391787	shares
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.40
CY2021Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.55
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.89
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.09
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.40
CY2021Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.55
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.88
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.07
CY2022Q3	us-gaap	Operating Lease Expense OperatingLeaseExpense	1498000000	usd
CY2021Q3	us-gaap	Operating Lease Expense OperatingLeaseExpense	1546000000	usd
	us-gaap	Operating Lease Expense OperatingLeaseExpense	5231000000	usd
	us-gaap	Operating Lease Expense OperatingLeaseExpense	4470000000	usd
CY2022Q3	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	188000000	usd
CY2021Q3	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	205000000	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	567000000	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	553000000	usd
CY2022Q3	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	18000000	usd
CY2021Q3	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	15000000	usd
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	49000000	usd
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	51000000	usd
CY2022Q3	tmus	Finance Lease Expense FinanceLeaseExpense	206000000	usd
CY2021Q3	tmus	Finance Lease Expense FinanceLeaseExpense	220000000	usd
	tmus	Finance Lease Expense FinanceLeaseExpense	616000000	usd
	tmus	Finance Lease Expense FinanceLeaseExpense	604000000	usd
CY2022Q3	us-gaap	Variable Lease Cost VariableLeaseCost	114000000	usd
CY2021Q3	us-gaap	Variable Lease Cost VariableLeaseCost	113000000	usd
	us-gaap	Variable Lease Cost VariableLeaseCost	363000000	usd
	us-gaap	Variable Lease Cost VariableLeaseCost	298000000	usd
CY2022Q3	us-gaap	Lease Cost LeaseCost	1818000000	usd
CY2021Q3	us-gaap	Lease Cost LeaseCost	1879000000	usd
	us-gaap	Lease Cost LeaseCost	6210000000	usd
	us-gaap	Lease Cost LeaseCost	5372000000	usd
CY2022Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P10Y
CY2022Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.040
CY2022Q3	us-gaap	Lessee Operating Lease Liability Payments Due After Rolling Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterRollingYearFive	22091000000	usd
CY2022Q3	us-gaap	Finance Lease Liability Payments Due In Rolling After Year Five FinanceLeaseLiabilityPaymentsDueInRollingAfterYearFive	14000000	usd
CY2022Q3	tmus	Lease And Service Credit Commitment Due In Rolling Year Four And Five LeaseAndServiceCreditCommitmentDueInRollingYearFourAndFive	616000000	usd
CY2022Q3	us-gaap	Lessee Operating Lease Liability Payments Due Next Rolling Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextRollingTwelveMonths	4679000000	usd
CY2022Q3	us-gaap	Finance Lease Liability Payments Due In Next Rolling Twelve Months FinanceLeaseLiabilityPaymentsDueInNextRollingTwelveMonths	1286000000	usd
CY2022Q3	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Two LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearTwo	4472000000	usd
CY2022Q3	us-gaap	Finance Lease Liability Payments Due In Rolling Year Two FinanceLeaseLiabilityPaymentsDueInRollingYearTwo	999000000	usd
CY2022Q3	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Three LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearThree	4000000000	usd
CY2022Q3	us-gaap	Finance Lease Liability Payments Due In Rolling Year Three FinanceLeaseLiabilityPaymentsDueInRollingYearThree	544000000	usd
CY2022Q3	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Four LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearFour	3652000000	usd
CY2022Q3	us-gaap	Finance Lease Liability Payments Due In Rolling Year Four FinanceLeaseLiabilityPaymentsDueInRollingYearFour	54000000	usd
CY2022Q3	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Five LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearFive	3349000000	usd
CY2022Q3	us-gaap	Finance Lease Liability Payments Due In Rolling Year Five FinanceLeaseLiabilityPaymentsDueInRollingYearFive	23000000	usd
CY2022Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	42243000000	usd
CY2022Q3	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	2920000000	usd
CY2022Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	8286000000	usd
CY2022Q3	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	91000000	usd
CY2022Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	33957000000	usd
CY2022Q3	us-gaap	Finance Lease Liability FinanceLeaseLiability	2829000000	usd
CY2022Q3	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	18000000	usd
CY2021Q3	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	15000000	usd
	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	49000000	usd
	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	51000000	usd
CY2022Q3	tmus	Lessee Operating Lease Lease Notyet Commenced Payments Due LesseeOperatingLeaseLeaseNotyetCommencedPaymentsDue	253000000	usd
CY2022Q3	tmus	Purchase Obligation Due In Next Rolling Twelve Months PurchaseObligationDueInNextRollingTwelveMonths	4800000000	usd
CY2022Q3	tmus	Purchase Obligation Due In Rolling Year Two And Three PurchaseObligationDueInRollingYearTwoAndThree	5000000000	usd
CY2022Q3	tmus	Purchase Obligation Due In Rolling Year Four And Five PurchaseObligationDueInRollingYearFourAndFive	2700000000	usd
CY2022Q3	tmus	Purchase Obligation Due In Rolling After Year Five PurchaseObligationDueInRollingAfterYearFive	2900000000	usd
CY2022Q3	tmus	Lease And Service Credit Commitment Due In Next Rolling Twelve Months LeaseAndServiceCreditCommitmentDueInNextRollingTwelveMonths	312000000	usd
CY2022Q3	tmus	Lease And Service Credit Commitment Due In Rolling Year Two And Three LeaseAndServiceCreditCommitmentDueInRollingYearTwoAndThree	585000000	usd
CY2022Q3	tmus	Lease And Service Credit Commitment Due In Rolling After Year Five LeaseAndServiceCreditCommitmentDueInRollingAfterYearFive	4600000000	usd
CY2022Q3	us-gaap	Loss Contingency Damages Sought Value LossContingencyDamagesSoughtValue	350000000	usd
CY2022Q3	tmus	Loss Contingency Damages Awarded Incremental Value LossContingencyDamagesAwardedIncrementalValue	150000000	usd
CY2022Q1	us-gaap	Proceeds From Legal Settlements ProceedsFromLegalSettlements	220000000	usd
CY2022Q3	us-gaap	Restructuring Charges RestructuringCharges	449000000	usd
	us-gaap	Restructuring Charges RestructuringCharges	862000000	usd
CY2022Q3	us-gaap	Restructuring And Related Cost Cost Incurred To Date1 RestructuringAndRelatedCostCostIncurredToDate1	2137000000	usd
CY2022Q3	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	384000000	usd
CY2021Q3	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	265000000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	1600000000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	649000000	usd
CY2021Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	1343000000	usd
CY2022Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1756000000	usd
CY2021Q4	us-gaap	Restructuring Reserve RestructuringReserve	86000000	usd
	us-gaap	Restructuring Charges RestructuringCharges	862000000	usd
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	us-gaap	Restructuring Reserve Accrual Adjustment1 RestructuringReserveAccrualAdjustment1	-231000000	usd
CY2022Q3	us-gaap	Restructuring Reserve RestructuringReserve	436000000	usd
CY2022Q3	us-gaap	Accounts Payable Trade Current AccountsPayableTradeCurrent	6822000000	usd
CY2021Q4	us-gaap	Accounts Payable Trade Current AccountsPayableTradeCurrent	6499000000	usd
CY2022Q3	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	1282000000	usd
CY2021Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1830000000	usd
CY2022Q3	us-gaap	Interest Payable Current InterestPayableCurrent	805000000	usd
CY2021Q4	us-gaap	Interest Payable Current InterestPayableCurrent	710000000	usd
CY2022Q3	us-gaap	Accrued Sales Commission Current AccruedSalesCommissionCurrent	340000000	usd
CY2021Q4	us-gaap	Accrued Sales Commission Current AccruedSalesCommissionCurrent	348000000	usd
CY2022Q3	tmus	Accrued Liabilities Toll And Interconnect AccruedLiabilitiesTollAndInterconnect	216000000	usd
CY2021Q4	tmus	Accrued Liabilities Toll And Interconnect AccruedLiabilitiesTollAndInterconnect	248000000	usd
CY2022Q3	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	750000000	usd
CY2021Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	427000000	usd
CY2022Q3	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	11971000000	usd
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CY2022Q3	us-gaap	Interest Paid Net InterestPaidNet	781000000	usd
CY2021Q3	us-gaap	Interest Paid Net InterestPaidNet	884000000	usd
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	us-gaap	Interest Paid Net InterestPaidNet	2742000000	usd
CY2022Q3	us-gaap	Operating Lease Payments OperatingLeasePayments	1073000000	usd
CY2021Q3	us-gaap	Operating Lease Payments OperatingLeasePayments	2251000000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	3163000000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	5165000000	usd
CY2022Q3	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	12000000	usd
CY2021Q3	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	38000000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	75000000	usd
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CY2022Q3	us-gaap	Consideration Received For Beneficial Interest Obtained For Transferring Financial Asset ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset	1181000000	usd
CY2021Q3	us-gaap	Consideration Received For Beneficial Interest Obtained For Transferring Financial Asset ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset	891000000	usd
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	us-gaap	Consideration Received For Beneficial Interest Obtained For Transferring Financial Asset ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset	3361000000	usd
CY2022Q3	tmus	Change In Capital Expenditures Incurred But Not Yet Paid ChangeInCapitalExpendituresIncurredButNotYetPaid	-390000000	usd
CY2021Q3	tmus	Change In Capital Expenditures Incurred But Not Yet Paid ChangeInCapitalExpendituresIncurredButNotYetPaid	-113000000	usd
	tmus	Change In Capital Expenditures Incurred But Not Yet Paid ChangeInCapitalExpendituresIncurredButNotYetPaid	-139000000	usd
	tmus	Change In Capital Expenditures Incurred But Not Yet Paid ChangeInCapitalExpendituresIncurredButNotYetPaid	427000000	usd
CY2022Q3	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	67000000	usd
CY2021Q3	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	214000000	usd
	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	279000000	usd
	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	1032000000	usd
CY2022Q3	us-gaap	Noncash Or Part Noncash Acquisition Inventory Acquired1 NoncashOrPartNoncashAcquisitionInventoryAcquired1	65000000	usd
CY2021Q3	us-gaap	Noncash Or Part Noncash Acquisition Inventory Acquired1 NoncashOrPartNoncashAcquisitionInventoryAcquired1	309000000	usd
	us-gaap	Noncash Or Part Noncash Acquisition Inventory Acquired1 NoncashOrPartNoncashAcquisitionInventoryAcquired1	343000000	usd
	us-gaap	Noncash Or Part Noncash Acquisition Inventory Acquired1 NoncashOrPartNoncashAcquisitionInventoryAcquired1	1170000000	usd
CY2022Q3	tmus	Increase In Tower Obligations From Contract Modification IncreaseInTowerObligationsFromContractModification	0	usd
CY2021Q3	tmus	Increase In Tower Obligations From Contract Modification IncreaseInTowerObligationsFromContractModification	0	usd
	tmus	Increase In Tower Obligations From Contract Modification IncreaseInTowerObligationsFromContractModification	1158000000	usd
	tmus	Increase In Tower Obligations From Contract Modification IncreaseInTowerObligationsFromContractModification	0	usd
CY2022Q3	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	479000000	usd
CY2021Q3	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	985000000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	7045000000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	2939000000	usd
CY2022Q3	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	348000000	usd
CY2021Q3	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	623000000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	1197000000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	1109000000	usd
CY2022Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	6888000000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	6631000000	usd
CY2022Q3	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	28000000	usd
CY2021Q4	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	0	usd
CY2022Q3	us-gaap	Restricted Cash RestrictedCash	73000000	usd
CY2021Q4	us-gaap	Restricted Cash RestrictedCash	72000000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	6989000000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	6703000000	usd

Files In Submission

Name	View Source	Status
0001283699-22-000141-index-headers.html	Edgar Link	pending
0001283699-22-000141-index.html	Edgar Link	pending
0001283699-22-000141.txt	Edgar Link	pending
0001283699-22-000141-xbrl.zip	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
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FilingSummary.xml	Edgar Link	unprocessable
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending
tmus-20220930.htm	Edgar Link	pending
tmus-20220930.xsd	Edgar Link	pending
tmus-20220930_g1.jpg	Edgar Link	pending
tmus09302022ex101.htm	Edgar Link	pending
tmus09302022ex102.htm	Edgar Link	pending
tmus09302022ex221.htm	Edgar Link	pending
tmus09302022ex311.htm	Edgar Link	pending
tmus09302022ex312.htm	Edgar Link	pending
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tmus09302022ex322.htm	Edgar Link	pending
tmus-20220930_cal.xml	Edgar Link	unprocessable
tmus-20220930_def.xml	Edgar Link	unprocessable
tmus-20220930_pre.xml	Edgar Link	unprocessable
tmus-20220930_lab.xml	Edgar Link	unprocessable
tmus-20220930_htm.xml	Edgar Link	completed

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$TMUS
T-Mobile US, Inc. Stock $tmus

2022 Q4 Form 10-Q Financial Statement

#000128369922000141 Filed on October 27, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$TMUS T-Mobile US, Inc. Stock $tmus

2022 Q4 Form 10-Q Financial Statement

#000128369922000141 Filed on October 27, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$TMUS
T-Mobile US, Inc. Stock $tmus