T-Mobile US, Inc.

0001001 - Document - Cover Page

1001002 - Statement - Condensed Consolidated Balance Sheets

1002003 - Statement - Condensed Consolidated Balance Sheets (Parenthetical)

1003004 - Statement - Condensed Consolidated Statements of Comprehensive Income

1004005 - Statement - Condensed Consolidated Statements of Comprehensive Income (Parenthetical)

1005006 - Statement - Condensed Consolidated Statements of Cash Flows

1006007 - Statement - Condensed Consolidated Statements of Cash Flows (Parenthetical)

1007008 - Statement - Condensed Consolidated Statement of Stockholders' Equity

1008009 - Statement - Condensed Consolidated Statement of Stockholders' Equity (Parenthetical)

2101101 - Disclosure - Summary of Significant Accounting Policies

2103102 - Disclosure - Business Combinations

2109103 - Disclosure - Receivables and Expected Credit Losses

2114104 - Disclosure - Sales of Certain Receivables

2119105 - Disclosure - Goodwill, Spectrum License Transactions and Other Intangible Assets

2126106 - Disclosure - Fair Value Measurements

2130107 - Disclosure - Debt

2136108 - Disclosure - Tower Obligations

2141109 - Disclosure - Revenue from Contracts with Customers

2148110 - Disclosure - Earnings Per Share

2152111 - Disclosure - Commitments and Contingencies

2154112 - Disclosure - Restructuring Costs

2159113 - Disclosure - Additional Financial Information

2163114 - Disclosure - Subsequent Events

2202201 - Disclosure - Summary of Significant Accounting Policies (Policies)

2304301 - Disclosure - Business Combinations (Tables)

2310302 - Disclosure - Receivables and Expected Credit Losses (Tables)

2315303 - Disclosure - Sales of Certain Receivables (Tables)

2320304 - Disclosure - Goodwill, Spectrum License Transactions and Other Intangible Assets (Tables)

2327305 - Disclosure - Fair Value Measurements (Tables)

2331306 - Disclosure - Debt (Tables)

2337307 - Disclosure - Tower Obligations (Tables)

2342308 - Disclosure - Revenue from Contracts with Customers (Tables)

2349309 - Disclosure - Earnings Per Share (Tables)

2355310 - Disclosure - Restructuring Costs (Tables)

2360311 - Disclosure - Additional Financial Information (Tables)

2405401 - Disclosure - Business Combinations - Narrative (Details)

2406402 - Disclosure - Business Combinations - Schedule of Components of Consideration Transferred (Details)

2407403 - Disclosure - Business Combinations - Schedule of Amounts Recognized as of Acquisition Date (Details)

2408404 - Disclosure - Business Combinations - Schedule of Pro Forma Information (Details)

2411405 - Disclosure - Receivables and Expected Credit Losses - EIP Receivables (Details)

2412406 - Disclosure - Receivables and Expected Credit Losses - Gross EIP Receivables by Credit Category (Details)

2413407 - Disclosure - Receivables and Expected Credit Losses - Unamortized Imputed Discount and Allowance for Credit Losses (Details)

2416408 - Disclosure - Sales of Certain Receivables - Sales of EIP Receivables (Details)

2417409 - Disclosure - Sales of Certain Receivables - Sales of Service Receivables (Details)

2418410 - Disclosure - Sales of Certain Receivables - Sales of Receivables and Continuing Involvement (Details)

2421411 - Disclosure - Goodwill, Spectrum License Transactions and Other Intangible Assets - Schedule of Changes in Carrying Amount of Goodwill (Details)

2422412 - Disclosure - Goodwill, Spectrum License Transactions and Other Intangible Assets - Narrative (Details)

2423413 - Disclosure - Goodwill, Spectrum License Transactions and Other Intangible Assets - Schedule of Fair Value of Intangible Assets Acquired in Merger (Details)

2424414 - Disclosure - Goodwill, Spectrum License Transactions and Other Intangible Assets - Spectrum Licenses (Details)

2425415 - Disclosure - Goodwill, Spectrum License Transactions and Other Intangible Assets - Other Intangible Assets (Details)

2428416 - Disclosure - Fair Value Measurements - Narrative (Details)

2429417 - Disclosure - Fair Value Measurements - Fair Value of Short-term Investments and Long-term Debt (Details)

2432418 - Disclosure - Debt - Debt Balances and Activity (Details)

2433419 - Disclosure - Debt - Issuances and Borrowings (Details)

2434420 - Disclosure - Debt - Note Redemption (Details)

2435421 - Disclosure - Debt - Additional Information (Details)

2438422 - Disclosure - Tower Obligations - Narrative (Details)

2439423 - Disclosure - Tower Obligations - Sale Leaseback Transaction (Details)

2440424 - Disclosure - Tower Obligations - Future Minimum Payments (Details)

2443425 - Disclosure - Revenue from Contracts with Customers - Disaggregation of Revenue (Details)

2444426 - Disclosure - Revenue from Contracts with Customers - Contract Balances (Details)

2445427 - Disclosure - Revenue from Contracts with Customers - Remaining Performance Obligations, Branded Postpaid Contracts (Details)

2446428 - Disclosure - Revenue from Contracts with Customers - Remaining Performance Obligations (Details)

2447429 - Disclosure - Revenue from Contracts with Customers - Contract Costs (Details)

2450430 - Disclosure - Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Details)

2451431 - Disclosure - Earnings Per Share - Narrative (Details)

2453432 - Disclosure - Commitments and Contingencies - Narrative (Details)

2456433 - Disclosure - Restructuring Costs - Restructuring Plan Expenses Incurred (Details)

2457434 - Disclosure - Restructuring Costs - Narrative (Details)

2458435 - Disclosure - Restructuring Costs - Activity Related to Expenses Incurred and Cash Payments Made (Details)

2461436 - Disclosure - Additional Financial Information - Accounts Payable and Accrued Liabilities (Details)

2462437 - Disclosure - Additional Financial Information - Supplemental Consolidated Statements of Cash Flows Information (Details)

2464438 - Disclosure - Subsequent Events - Narrative (Details)