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

$tmus Overview Financials Valuation SEC Filings Company Website

2019 Q2 Form 10-Q Financial Statement

#000128369919000109 Filed on July 26, 2019

Income Statement

Concept	2019 Q2	2018 Q2	2018 Q1
Revenue	$10.98B	$10.57B	$10.46B
YoY Change	3.86%	3.51%	8.76%
Cost Of Revenue	$4.310B	$1.530B	$1.589B
YoY Change	181.7%	0.79%	12.86%
Gross Profit	$6.669B	$9.041B	$8.866B
YoY Change	-26.24%	3.98%	8.06%
Gross Profit Margin	60.74%	85.53%	84.8%
Selling, General & Admin	$3.543B	$3.185B	$3.164B
YoY Change	11.24%	9.26%	7.07%
% of Gross Profit	53.13%	35.23%	35.69%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$1.585B	$1.634B	$1.575B
YoY Change	-3.0%	7.57%	0.7%
% of Gross Profit	23.77%	18.07%	17.76%
Operating Expenses	$3.543B	$3.185B	$3.164B
YoY Change	11.24%	9.26%	7.07%
Operating Profit	$1.541B	$1.450B	$1.282B
YoY Change	6.28%	2.4%	23.63%
Interest Expense	$182.0M	$196.0M	$251.0M
YoY Change	-7.14%	-26.04%	-25.96%
% of Operating Profit	11.81%	13.52%	19.58%
Other Income/Expense, Net	-$301.0M	-$382.0M	-$401.0M
YoY Change	-21.2%	-20.75%	-6.74%
Pretax Income	$1.240B	$1.068B	$881.0M
YoY Change	16.1%	14.35%	45.14%
Income Tax	$301.0M	$286.0M	$210.0M
% Of Pretax Income	24.27%	26.78%	23.84%
Net Earnings	$939.0M	$782.0M	$671.0M
YoY Change	20.08%	34.6%	-3.87%
Net Earnings / Revenue	8.55%	7.4%	6.42%
Basic Earnings Per Share	$1.10	$0.92	$0.78
Diluted Earnings Per Share	$1.09	$0.92	$0.78
COMMON SHARES
Basic Shares Outstanding	854.4M shares	847.7M shares	855.2M shares
Diluted Shares Outstanding	860.1M shares	852.0M shares	862.2M shares

Balance Sheet

Concept	2019 Q2	2018 Q2	2018 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$1.105B	$215.0M	$2.527B
YoY Change	413.95%	18.78%	-66.31%
Cash & Equivalents	$1.105B	$215.0M	$2.527B
Short-Term Investments
Other Short-Term Assets	$1.730B	$1.929B	$2.043B
YoY Change	-10.32%	22.09%	45.31%
Inventory	$998.0M	$998.0M	$1.311B
Prepaid Expenses
Receivables	$1.817B	$1.630B	$1.689B
Other Receivables	$2.464B	$2.319B	$2.294B
Total Short-Term Assets	$8.114B	$7.091B	$9.609B
YoY Change	14.43%	4.59%	-39.56%
LONG-TERM ASSETS
Property, Plant & Equipment	$21.85B	$22.38B	$22.31B
YoY Change	-2.36%	4.44%	5.05%
Goodwill	$1.901B	$1.901B	$1.901B
YoY Change	0.0%	12.95%	12.95%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$1.707B	$1.311B	$1.062B
YoY Change	30.21%	60.86%	38.28%
Total Long-Term Assets	$76.67B	$62.60B	$62.40B
YoY Change	22.48%	3.68%	19.65%
TOTAL ASSETS
Total Short-Term Assets	$8.114B	$7.091B	$9.609B
Total Long-Term Assets	$76.67B	$62.60B	$62.40B
Total Assets	$84.79B	$69.69B	$72.00B
YoY Change	21.66%	3.77%	5.81%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$7.260B	$6.686B	$7.157B
YoY Change	8.59%	7.41%	16.19%
Accrued Expenses	$2.268B
YoY Change
Deferred Revenue	$620.0M	$722.0M	$783.0M
YoY Change	-14.13%
Short-Term Debt	$300.0M	$1.324B	$3.765B
YoY Change	-77.34%	10.15%	-50.08%
Long-Term Debt Due	$963.0M
YoY Change
Total Short-Term Liabilities	$13.17B	$9.281B	$12.36B
YoY Change	41.94%	5.13%	-19.16%
LONG-TERM LIABILITIES
Long-Term Debt	$10.95B	$12.07B	$12.13B
YoY Change	-9.21%	-8.64%	-7.46%
Other Long-Term Liabilities	$913.0M	$968.0M	$933.0M
YoY Change	-5.68%	-0.31%	-7.07%
Total Long-Term Liabilities	$44.65B	$37.02B	$36.77B
YoY Change	20.6%	-4.38%	8.79%
TOTAL LIABILITIES
Total Short-Term Liabilities	$13.17B	$9.281B	$12.36B
Total Long-Term Liabilities	$44.65B	$37.02B	$36.77B
Total Liabilities	$57.82B	$46.30B	$49.13B
YoY Change	24.88%	-2.61%	0.09%
SHAREHOLDERS EQUITY
Retained Earnings	-$10.45B	-$14.39B	-$15.86B
YoY Change	-27.35%	-25.57%	-20.34%
Common Stock	$38.24B	$37.79B	$38.06B
YoY Change	1.21%	-2.98%	-2.11%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$8.000M	$7.000M	$7.000M
YoY Change	14.29%	75.0%	75.0%
Treasury Stock Shares	1.518M shares	1.511M shares	1.511M shares
Shareholders Equity	$26.97B	$23.39B	$22.88B
YoY Change
Total Liabilities & Shareholders Equity	$84.79B	$69.69B	$72.00B
YoY Change	21.66%	3.77%	5.81%

Cashflow Statement

Concept	2019 Q2	2018 Q2	2018 Q1
OPERATING ACTIVITIES
Net Income	$939.0M	$782.0M	$671.0M
YoY Change	20.08%	34.6%	-3.87%
Depreciation, Depletion And Amortization	$1.585B	$1.634B	$1.575B
YoY Change	-3.0%	7.57%	0.7%
Cash From Operating Activities	$2.147B	$1.261B	$770.0M
YoY Change	70.26%	14.01%	26.64%
INVESTING ACTIVITIES
Capital Expenditures	$1.789B	$1.629B	$1.366B
YoY Change	9.82%	20.94%	-10.6%
Acquisitions	$0.00	$5.000M	$333.0M
YoY Change	-100.0%
Other Investing Activities	$0.00	-$33.00M	$7.000M
YoY Change	-100.0%	560.0%	-12.5%
Cash From Investing Activities	-$1.615B	-$306.0M	-$462.0M
YoY Change	427.78%	-95.1%	11.06%
FINANCING ACTIVITIES
Cash Dividend Paid		$0.00	$0.00
YoY Change		-100.0%	-100.0%
Common Stock Issuance & Retirement, Net	$0.00	$405.0M	$666.0M
YoY Change	-100.0%
Debt Paid & Issued, Net	$600.0M	$2.350B	$999.0M
YoY Change	-74.47%	-65.19%	-71.29%
Cash From Financing Activities	-$866.0M	-$3.267B	$1.000B
YoY Change	-73.49%	50.21%	-44.72%
NET CHANGE
Cash From Operating Activities	$2.147B	$1.261B	$770.0M
Cash From Investing Activities	-$1.615B	-$306.0M	-$462.0M
Cash From Financing Activities	-$866.0M	-$3.267B	$1.000B
Net Change In Cash	-$334.0M	-$2.312B	$1.308B
YoY Change	-85.55%	-68.42%	-34.63%
FREE CASH FLOW
Cash From Operating Activities	$2.147B	$1.261B	$770.0M
Capital Expenditures	$1.789B	$1.629B	$1.366B
Free Cash Flow	$358.0M	-$368.0M	-$596.0M
YoY Change	-197.28%	52.7%	-35.22%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
	dei	Entity Central Index Key EntityCentralIndexKey	0001283699
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	dei	Entity Address Address Line1 EntityAddressAddressLine1	12920 SE 38th Street
	dei	Entity Address City Or Town EntityAddressCityOrTown	Bellevue
	dei	Entity Address State Or Province EntityAddressStateOrProvince	WA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	98006-1350
	dei	City Area Code CityAreaCode	(425)
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	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2019-06-30
	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	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
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CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	1240000000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	1068000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	2443000000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	1949000000	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	301000000	USD
CY2018Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	286000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	596000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	496000000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	939000000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	782000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1847000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1453000000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	939000000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	782000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1847000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1453000000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	0	USD
CY2018Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	3000000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	0	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	0	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-292000000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	0	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-481000000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	0	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-292000000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	3000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-481000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	0	USD
CY2019Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	647000000	USD
CY2018Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	785000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1366000000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1453000000	USD
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.10
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.92
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.16
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.71
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.09
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.92
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.14
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.69
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	854368443	shares
CY2018Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	847660488	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	858728832	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	852796369	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	851420686	shares
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	860135593	shares
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	852040670	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	860890870	shares
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	939000000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	782000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1847000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1453000000	USD
CY2019Q2	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1585000000	USD
CY2018Q2	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	1634000000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	3185000000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	3209000000	USD
CY2019Q2	us-gaap	Share Based Compensation ShareBasedCompensation	130000000	USD
CY2018Q2	us-gaap	Share Based Compensation ShareBasedCompensation	112000000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	240000000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	209000000	USD
CY2019Q2	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	267000000	USD
CY2018Q2	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	272000000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	555000000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	478000000	USD
CY2019Q2	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	71000000	USD
CY2018Q2	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	75000000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	144000000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	129000000	USD
CY2019Q2	us-gaap	Securitization Financial Asset For Which Transfer Is Accounted As Sale Gain Loss On Sale SecuritizationFinancialAssetForWhichTransferIsAccountedAsSaleGainLossOnSale	-28000000	USD
CY2018Q2	us-gaap	Securitization Financial Asset For Which Transfer Is Accounted As Sale Gain Loss On Sale SecuritizationFinancialAssetForWhichTransferIsAccountedAsSaleGainLossOnSale	-27000000	USD
	us-gaap	Securitization Financial Asset For Which Transfer Is Accounted As Sale Gain Loss On Sale SecuritizationFinancialAssetForWhichTransferIsAccountedAsSaleGainLossOnSale	-63000000	USD
	us-gaap	Securitization Financial Asset For Which Transfer Is Accounted As Sale Gain Loss On Sale SecuritizationFinancialAssetForWhichTransferIsAccountedAsSaleGainLossOnSale	-79000000	USD
CY2019Q2	us-gaap	Increase Decrease In Other Deferred Liability IncreaseDecreaseInOtherDeferredLiability	0	USD
CY2018Q2	us-gaap	Increase Decrease In Other Deferred Liability IncreaseDecreaseInOtherDeferredLiability	7000000	USD
	us-gaap	Increase Decrease In Other Deferred Liability IncreaseDecreaseInOtherDeferredLiability	0	USD
	us-gaap	Increase Decrease In Other Deferred Liability IncreaseDecreaseInOtherDeferredLiability	11000000	USD
CY2019Q2	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-19000000	USD
CY2018Q2	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-90000000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-19000000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-122000000	USD
CY2019Q2	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	805000000	USD
CY2018Q2	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	1136000000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	1948000000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	2009000000	USD
CY2019Q2	us-gaap	Increase Decrease In Finance Receivables IncreaseDecreaseInFinanceReceivables	150000000	USD
CY2018Q2	us-gaap	Increase Decrease In Finance Receivables IncreaseDecreaseInFinanceReceivables	286000000	USD
	us-gaap	Increase Decrease In Finance Receivables IncreaseDecreaseInFinanceReceivables	400000000	USD
	us-gaap	Increase Decrease In Finance Receivables IncreaseDecreaseInFinanceReceivables	508000000	USD
CY2019Q2	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-162000000	USD
CY2018Q2	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-125000000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	103000000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-158000000	USD
CY2019Q2	tmus	Increase Decreasein Operating Lease Rightof Use Asset IncreaseDecreaseinOperatingLeaseRightofUseAsset	-469000000	USD
	tmus	Increase Decreasein Operating Lease Rightof Use Asset IncreaseDecreaseinOperatingLeaseRightofUseAsset	-904000000	USD
CY2019Q2	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	83000000	USD
CY2018Q2	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	248000000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	170000000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	116000000	USD
CY2019Q2	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	43000000	USD
CY2018Q2	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-79000000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	56000000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-1107000000	USD
CY2019Q2	tmus	Increase Decreasein Operating Lease Liability IncreaseDecreaseinOperatingLeaseLiability	-521000000	USD
	tmus	Increase Decreasein Operating Lease Liability IncreaseDecreaseinOperatingLeaseLiability	-1043000000	USD
CY2019Q2	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-27000000	USD
CY2018Q2	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-105000000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	94000000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-60000000	USD
CY2019Q2	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	20000000	USD
CY2018Q2	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-9000000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	96000000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-17000000	USD
CY2019Q2	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2147000000	USD
CY2018Q2	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1261000000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3539000000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2031000000	USD
CY2019Q2	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1789000000	USD
CY2018Q2	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1629000000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3720000000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2995000000	USD
CY2019Q2	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	665000000	USD
CY2018Q2	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	28000000	USD
	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	850000000	USD
	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	79000000	USD
CY2019Q2	us-gaap	Proceeds From Collection Of Retained Interest In Securitized Receivables ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables	839000000	USD
CY2018Q2	us-gaap	Proceeds From Collection Of Retained Interest In Securitized Receivables ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables	1323000000	USD
	us-gaap	Proceeds From Collection Of Retained Interest In Securitized Receivables ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables	1996000000	USD
	us-gaap	Proceeds From Collection Of Retained Interest In Securitized Receivables ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables	2618000000	USD
CY2019Q2	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2018Q2	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	5000000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	338000000	USD
CY2019Q2	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	USD
CY2018Q2	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-33000000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	7000000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-26000000	USD
CY2019Q2	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1615000000	USD
CY2018Q2	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-306000000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2581000000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-768000000	USD
CY2019Q2	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2018Q2	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2494000000	USD
CY2019Q2	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	USD
CY2018Q2	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	38000000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	38000000	USD
CY2019Q2	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	880000000	USD
CY2018Q2	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	2070000000	USD
	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	1765000000	USD
	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	4240000000	USD
CY2019Q2	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	880000000	USD
CY2018Q2	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	2195000000	USD
	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	1765000000	USD
	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	3920000000	USD
CY2019Q2	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	229000000	USD
CY2018Q2	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	155000000	USD
	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	315000000	USD
	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	327000000	USD
CY2019Q2	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	600000000	USD
CY2018Q2	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2350000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	600000000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	3349000000	USD
CY2019Q2	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2018Q2	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	405000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1071000000	USD
CY2019Q2	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	4000000	USD
CY2018Q2	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	10000000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	104000000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	84000000	USD
CY2019Q2	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	28000000	USD
CY2018Q2	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	181000000	USD
	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	28000000	USD
	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	212000000	USD
CY2019Q2	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-5000000	USD
CY2018Q2	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-3000000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-9000000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	0	USD
CY2019Q2	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-866000000	USD
CY2018Q2	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-3267000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1056000000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-2267000000	USD
CY2019Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-334000000	USD
CY2018Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-2312000000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-98000000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1004000000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1439000000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2527000000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1203000000	USD
CY2019Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1105000000	USD
CY2018Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	215000000	USD
CY2019Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1105000000	USD
CY2018Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	215000000	USD
CY2019Q2	us-gaap	Interest Paid Net InterestPaidNet	245000000	USD
CY2018Q2	us-gaap	Interest Paid Net InterestPaidNet	559000000	USD
	us-gaap	Interest Paid Net InterestPaidNet	585000000	USD
	us-gaap	Interest Paid Net InterestPaidNet	937000000	USD
CY2019Q2	us-gaap	Operating Lease Payments OperatingLeasePayments	703000000	USD
CY2018Q2	us-gaap	Operating Lease Payments OperatingLeasePayments	0	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	1391000000	USD
CY2019Q2	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	40000000	USD
CY2018Q2	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	10000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	72000000	USD
CY2019Q2	us-gaap	Consideration Received For Beneficial Interest Obtained For Transferring Financial Asset ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset	1616000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	11000000	USD
CY2018Q2	us-gaap	Consideration Received For Beneficial Interest Obtained For Transferring Financial Asset ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset	1205000000	USD
	us-gaap	Consideration Received For Beneficial Interest Obtained For Transferring Financial Asset ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset	3128000000	USD
	us-gaap	Consideration Received For Beneficial Interest Obtained For Transferring Financial Asset ConsiderationReceivedForBeneficialInterestObtainedForTransferringFinancialAsset	2333000000	USD
CY2019Q2	tmus	Change In Capital Expenditures Incurred But Not Yet Paid ChangeInCapitalExpendituresIncurredButNotYetPaid	113000000	USD
CY2018Q2	tmus	Change In Capital Expenditures Incurred But Not Yet Paid ChangeInCapitalExpendituresIncurredButNotYetPaid	386000000	USD
	tmus	Change In Capital Expenditures Incurred But Not Yet Paid ChangeInCapitalExpendituresIncurredButNotYetPaid	446000000	USD
	tmus	Change In Capital Expenditures Incurred But Not Yet Paid ChangeInCapitalExpendituresIncurredButNotYetPaid	750000000	USD
CY2019Q2	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	167000000	USD
CY2018Q2	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	280000000	USD
	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	314000000	USD
	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	584000000	USD
CY2019Q2	us-gaap	Noncash Or Part Noncash Acquisition Inventory Acquired1 NoncashOrPartNoncashAcquisitionInventoryAcquired1	67000000	USD
CY2018Q2	us-gaap	Noncash Or Part Noncash Acquisition Inventory Acquired1 NoncashOrPartNoncashAcquisitionInventoryAcquired1	90000000	USD
	us-gaap	Noncash Or Part Noncash Acquisition Inventory Acquired1 NoncashOrPartNoncashAcquisitionInventoryAcquired1	124000000	USD
	us-gaap	Noncash Or Part Noncash Acquisition Inventory Acquired1 NoncashOrPartNoncashAcquisitionInventoryAcquired1	172000000	USD
CY2019Q2	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	50000000	USD
CY2018Q2	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	54000000	USD
	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	300000000	USD
	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	291000000	USD
CY2019Q2	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	1400000000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	2094000000	USD
CY2019Q2	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	368000000	USD
CY2018Q2	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	176000000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	548000000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	318000000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	26181000000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	939000000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-292000000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	143000000	USD
CY2019Q2	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	4000000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	26967000000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	24718000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1847000000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-481000000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	264000000	USD
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1000000	USD
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	69000000	USD
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	104000000	USD
	us-gaap	Cumulative Effect On Retained Earnings Net Of Tax1 CumulativeEffectOnRetainedEarningsNetOfTax1	653000000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	26967000000	USD
CY2018Q1	us-gaap	Stockholders Equity StockholdersEquity	22876000000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	782000000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	3000000	USD
CY2018Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	126000000	USD
CY2018Q2	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1000000	USD
CY2018Q2	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	10000000	USD
CY2018Q2	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	388000000	USD
CY2018Q2	us-gaap	Stockholders Equity StockholdersEquity	23390000000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	22559000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1453000000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	234000000	USD
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	3000000	USD
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	55000000	USD
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	84000000	USD
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	1054000000	USD
	us-gaap	Cumulative Effect On Retained Earnings Net Of Tax1 CumulativeEffectOnRetainedEarningsNetOfTax1	224000000	USD
CY2018Q2	us-gaap	Stockholders Equity StockholdersEquity	23390000000	USD
	us-gaap	Use Of Estimates UseOfEstimates	Estimates are based on historical experience, where applicable, and other assumptions which our management believes are reasonable under the circumstances. These estimates are inherently subject to judgment and actual results could differ from those estimates. <div style="line-height:120%;font-size:10pt;"><span style="font-family:inherit;font-size:10pt;"><br/></span></div>
CY2018Q4	us-gaap	Other Assets Current OtherAssetsCurrent	1676000000	USD
CY2019Q1	us-gaap	Other Assets Current OtherAssetsCurrent	1598000000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	23359000000	USD
CY2019Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	21020000000	USD
CY2019Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	9251000000	USD
CY2019Q1	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	2271000000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	198000000	USD
CY2019Q1	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	186000000	USD
CY2018Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1623000000	USD
CY2019Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1552000000	USD
CY2018Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	7741000000	USD
CY2019Q1	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	7676000000	USD
CY2018Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	787000000	USD
CY2019Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	815000000	USD
CY2018Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	12965000000	USD
CY2019Q1	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	10950000000	USD
CY2018Q4	us-gaap	Sale Leaseback Transaction Amount Due Under Financing Arrangement SaleLeasebackTransactionAmountDueUnderFinancingArrangement	2557000000	USD
CY2019Q1	us-gaap	Sale Leaseback Transaction Amount Due Under Financing Arrangement SaleLeasebackTransactionAmountDueUnderFinancingArrangement	2212000000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	4472000000	USD
CY2019Q1	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	4703000000	USD
CY2018Q4	us-gaap	Deferred Rent Credit Noncurrent DeferredRentCreditNoncurrent	2781000000	USD
CY2019Q1	us-gaap	Deferred Rent Credit Noncurrent DeferredRentCreditNoncurrent	0	USD
CY2019Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	11364000000	USD
CY2019Q1	us-gaap	Finance Lease Liability FinanceLeaseLiability	2016000000	USD
CY2018Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	967000000	USD
CY2019Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	903000000	USD
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-12954000000	USD
CY2019Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-12301000000	USD
	us-gaap	Embedded Derivative Gain On Embedded Derivative EmbeddedDerivativeGainOnEmbeddedDerivative	11000000	USD
	tmus	Numberof Portfolio Segments NumberofPortfolioSegments	2	segment
	tmus	Numberof Customer Classes NumberofCustomerClasses	2	class
CY2019Q2	us-gaap	Notes Receivable Gross NotesReceivableGross	4490000000	USD
CY2018Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	4534000000	USD
CY2019Q2	us-gaap	Receivable With Imputed Interest Discount ReceivableWithImputedInterestDiscount	335000000	USD
CY2018Q4	us-gaap	Receivable With Imputed Interest Discount ReceivableWithImputedInterestDiscount	330000000	USD
CY2019Q2	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	4155000000	USD
CY2018Q4	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	4204000000	USD
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	105000000	USD
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	119000000	USD
CY2019Q2	us-gaap	Notes Receivable Net NotesReceivableNet	4050000000	USD
CY2018Q4	us-gaap	Notes Receivable Net NotesReceivableNet	4085000000	USD
CY2019Q2	us-gaap	Notes Receivable Net NotesReceivableNet	4050000000	USD
CY2018Q4	us-gaap	Notes Receivable Net NotesReceivableNet	4085000000	USD
CY2018Q4	tmus	Unamortized Imputed Discountand Allowancefor Credit Losses UnamortizedImputedDiscountandAllowanceforCreditLosses	516000000	USD
CY2017Q4	tmus	Unamortized Imputed Discountand Allowancefor Credit Losses UnamortizedImputedDiscountandAllowanceforCreditLosses	482000000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	144000000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	128000000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	164000000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	160000000	USD
	tmus	Receivable With Imputed Interest Discount Increase Decrease ReceivableWithImputedInterestDiscountIncreaseDecrease	89000000	USD
	tmus	Receivable With Imputed Interest Discount Increase Decrease ReceivableWithImputedInterestDiscountIncreaseDecrease	102000000	USD
	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	84000000	USD
	us-gaap	Financing Receivable Significant Sales FinancingReceivableSignificantSales	98000000	USD
CY2019Q2	tmus	Unamortized Imputed Discountand Allowancefor Credit Losses UnamortizedImputedDiscountandAllowanceforCreditLosses	501000000	USD
CY2018Q2	tmus	Unamortized Imputed Discountand Allowancefor Credit Losses UnamortizedImputedDiscountandAllowanceforCreditLosses	454000000	USD
CY2019Q2	us-gaap	Notes Receivable Gross NotesReceivableGross	4490000000	USD
CY2018Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	4534000000	USD
CY2019Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-813000000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-332000000	USD
	us-gaap	Embedded Derivative Gain On Embedded Derivative EmbeddedDerivativeGainOnEmbeddedDerivative	11000000	USD
CY2019Q2	us-gaap	Guarantee Obligations Current Carrying Value GuaranteeObligationsCurrentCarryingValue	71000000	USD
CY2018Q4	us-gaap	Guarantee Obligations Current Carrying Value GuaranteeObligationsCurrentCarryingValue	73000000	USD
CY2019Q2	us-gaap	Sale Leaseback Transaction Net Book Value SaleLeasebackTransactionNetBookValue	224000000	USD
CY2018Q4	us-gaap	Sale Leaseback Transaction Net Book Value SaleLeasebackTransactionNetBookValue	329000000	USD
CY2019Q2	us-gaap	Sale Leaseback Transaction Amount Due Under Financing Arrangement SaleLeasebackTransactionAmountDueUnderFinancingArrangement	2247000000	USD
CY2018Q4	us-gaap	Sale Leaseback Transaction Amount Due Under Financing Arrangement SaleLeasebackTransactionAmountDueUnderFinancingArrangement	2557000000	USD
CY2019Q2	us-gaap	Minimum Lease Payments Sale Leaseback Transactions Next Rolling Twelve Months MinimumLeasePaymentsSaleLeasebackTransactionsNextRollingTwelveMonths	157000000	USD
CY2019Q2	tmus	Minimum Lease Payments Sale Leaseback Transactions Duein Rolling Years Twoand Three MinimumLeasePaymentsSaleLeasebackTransactionsDueinRollingYearsTwoandThree	315000000	USD
CY2019Q2	tmus	Minimum Lease Payments Sale Leaseback Transactions Duein Rolling Years Fourand Five MinimumLeasePaymentsSaleLeasebackTransactionsDueinRollingYearsFourandFive	315000000	USD
CY2019Q2	us-gaap	Minimum Lease Payments Sale Leaseback Transactions Due In Rolling After Year Five MinimumLeasePaymentsSaleLeasebackTransactionsDueInRollingAfterYearFive	537000000	USD
CY2018Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	51000000	USD
CY2018Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	645000000	USD
CY2019Q2	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	42000000	USD
CY2019Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	571000000	USD
	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-9000000	USD
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-74000000	USD
CY2019Q2	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	43000000	USD
CY2018Q2	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	31000000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	603000000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	559000000	USD
CY2019Q2	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	652000000	USD
CY2019Q2	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	1100000000	USD
CY2019Q2	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	1600000000	USD
CY2019Q2	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	765000000	USD
CY2018Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	644000000	USD
CY2019Q2	us-gaap	Capitalized Contract Cost Amortization Period CapitalizedContractCostAmortizationPeriod	P24M
CY2019Q2	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	137000000	USD
CY2018Q2	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	57000000	USD
	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	253000000	USD
	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	92000000	USD
	us-gaap	Capitalized Contract Cost Impairment Loss CapitalizedContractCostImpairmentLoss	0	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	939000000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	782000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1847000000	USD
	us-gaap	Net Income Loss NetIncomeLoss	1453000000	USD
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	854368443	shares
CY2018Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	847660488	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	852796369	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	851420686	shares
CY2019Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	5767150	shares
CY2018Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	4380182	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	8094501	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	7308146	shares
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	860135593	shares
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	852040670	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	860890870	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	858728832	shares
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.10
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.92
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.16
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.71
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.09
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.92
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.14
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.69
CY2019Q2	us-gaap	Operating Lease Expense OperatingLeaseExpense	634000000	USD
	us-gaap	Operating Lease Expense OperatingLeaseExpense	1236000000	USD
CY2019Q2	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	117000000	USD
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	230000000	USD
CY2019Q2	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	20000000	USD
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	40000000	USD
CY2019Q2	tmus	Finance Lease Expense FinanceLeaseExpense	137000000	USD
	tmus	Finance Lease Expense FinanceLeaseExpense	270000000	USD
CY2019Q2	us-gaap	Variable Lease Cost VariableLeaseCost	58000000	USD
	us-gaap	Variable Lease Cost VariableLeaseCost	123000000	USD
CY2019Q2	us-gaap	Lease Cost LeaseCost	829000000	USD
	us-gaap	Lease Cost LeaseCost	1629000000	USD
CY2019Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y
CY2019Q2	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P3Y
CY2019Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.052
CY2019Q2	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.039
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due Next Rolling Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextRollingTwelveMonths	2403000000	USD
CY2019Q2	us-gaap	Finance Lease Liability Payments Due In Next Rolling Twelve Months FinanceLeaseLiabilityPaymentsDueInNextRollingTwelveMonths	1021000000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Two LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearTwo	2761000000	USD
CY2019Q2	us-gaap	Finance Lease Liability Payments Due In Rolling Year Two FinanceLeaseLiabilityPaymentsDueInRollingYearTwo	713000000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Three LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearThree	2503000000	USD
CY2019Q2	us-gaap	Finance Lease Liability Payments Due In Rolling Year Three FinanceLeaseLiabilityPaymentsDueInRollingYearThree	430000000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Four LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearFour	2088000000	USD
CY2019Q2	us-gaap	Finance Lease Liability Payments Due In Rolling Year Four FinanceLeaseLiabilityPaymentsDueInRollingYearFour	126000000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due In Rolling Year Five LesseeOperatingLeaseLiabilityPaymentsDueInRollingYearFive	1449000000	USD
CY2019Q2	us-gaap	Finance Lease Liability Payments Due In Rolling Year Five FinanceLeaseLiabilityPaymentsDueInRollingYearFive	58000000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due After Rolling Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterRollingYearFive	3543000000	USD
CY2019Q2	us-gaap	Finance Lease Liability Payments Due In Rolling After Year Five FinanceLeaseLiabilityPaymentsDueInRollingAfterYearFive	91000000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	14747000000	USD
CY2019Q2	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	2439000000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	2334000000	USD
CY2019Q2	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	162000000	USD
CY2019Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	12413000000	USD
CY2019Q2	us-gaap	Finance Lease Liability FinanceLeaseLiability	2277000000	USD
CY2019Q2	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	21000000	USD
	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	41000000	USD
CY2019Q2	tmus	Lessee Operating Lease Lease Notyet Commenced Payments Due LesseeOperatingLeaseLeaseNotyetCommencedPaymentsDue	300000000	USD
	tmus	Device Upgrade Period DeviceUpgradePeriod	P18M
CY2019Q2	us-gaap	Property Subject To Or Available For Operating Lease Gross PropertySubjectToOrAvailableForOperatingLeaseGross	988000000	USD
CY2018Q4	us-gaap	Property Subject To Or Available For Operating Lease Gross PropertySubjectToOrAvailableForOperatingLeaseGross	1159000000	USD
CY2019Q2	us-gaap	Property Subject To Or Available For Operating Lease Accumulated Depreciation PropertySubjectToOrAvailableForOperatingLeaseAccumulatedDepreciation	570000000	USD
CY2018Q4	us-gaap	Property Subject To Or Available For Operating Lease Accumulated Depreciation PropertySubjectToOrAvailableForOperatingLeaseAccumulatedDepreciation	622000000	USD
CY2019Q2	us-gaap	Property Subject To Or Available For Operating Lease Net PropertySubjectToOrAvailableForOperatingLeaseNet	418000000	USD
CY2018Q4	us-gaap	Property Subject To Or Available For Operating Lease Net PropertySubjectToOrAvailableForOperatingLeaseNet	537000000	USD
CY2019Q2	us-gaap	Lessor Operating Lease Payments To Be Received Next Rolling Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextRollingTwelveMonths	318000000	USD
CY2019Q2	us-gaap	Lessor Operating Lease Payments To Be Received Rolling Year Two LessorOperatingLeasePaymentsToBeReceivedRollingYearTwo	47000000	USD
CY2019Q2	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	365000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	2700000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two And Three Years OperatingLeasesFutureMinimumPaymentsDueInTwoAndThreeYears	4700000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four And Five Years OperatingLeasesFutureMinimumPaymentsDueInFourAndFiveYears	3300000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	3800000000	USD
CY2018Q2	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	765000000	USD
	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	1500000000	USD
CY2018Q4	us-gaap	Capital Leased Assets Gross CapitalLeasedAssetsGross	3100000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Receivable Current OperatingLeasesFutureMinimumPaymentsReceivableCurrent	419000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Two Years OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears	59000000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Receivable OperatingLeasesFutureMinimumPaymentsReceivable	478000000	USD
CY2018Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	867000000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Remainder Of Fiscal Year CapitalLeasesFutureMinimumPaymentsRemainderOfFiscalYear	909000000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	631000000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	389000000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	102000000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	66000000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	106000000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	2203000000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	143000000	USD
CY2018Q4	us-gaap	Capital Leases Future Minimum Payments Executory Costs CapitalLeasesFutureMinimumPaymentsExecutoryCosts	45000000	USD
CY2019Q2	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On First Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary	147000000	USD
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Files In Submission

Name	View Source	Status
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0001283699-19-000109-index.html	Edgar Link	pending
0001283699-19-000109.txt	Edgar Link	pending
0001283699-19-000109-xbrl.zip	Edgar Link	pending
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$TMUS
T-Mobile US, Inc. Stock $tmus

2019 Q2 Form 10-Q Financial Statement

#000128369919000109 Filed on July 26, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

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

2019 Q2 Form 10-Q Financial Statement

#000128369919000109 Filed on July 26, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

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