Summary of Significant Accounting Policies - Allowance for Sales Returns (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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| Sales returns | $ 2,336 | $ 2,434 | $ 1,861 |
| Sales returns, beginning balance | 听 | 137 | 98 |
| Additions, charged to earnings | 听 | 听 | 1,027 |
| Deductions | 听 | 听 | (1,023) |
| Acquisition of HSN | 听 | 听 | 35 |
| Sales returns, ending balance | 听 | 听 | 137 |
| Stock-based compensation | 71 | 88 | 123 |
| Cumulative Effect, Period of Adoption, Adjusted Balance | 听 | 听 | 听 |
| Sales returns, beginning balance | 266 | 267 | 听 |
| Additions, charged to earnings | 2,336 | 2,434 | 听 |
| Deductions | (2,341) | (2,435) | 听 |
| Sales returns, ending balance | $ 261 | $ 266 | $ 267 |
| X | ||||||||||
- Definition Acquisition of HSN No definition available.
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- Definition Additions, charged to earnings No definition available.
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- Definition Deductions to allowance for sales returns. No definition available.
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- Definition Total deduction from sales during the period arising from goods returned by customers price reductions given by the entity. No definition available.
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of liability for consideration received or receivable from customer which is not included in transaction price, when consideration is expected to be refunded to customer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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