Commitments and Contingencies - Representations and Warranties Obligations and Corporate Guarantees (Details) - USD ($) $ in Billions |
Jun. 30, 2019 |
Dec. 31, 2018 |
|---|---|---|
| Representations and Warranties Obligations and Corporate Guarantees | ||
| Loss Contingencies [Line Items] | ||
| Reserve for representations and warranties and corporate guarantees | $ 2.0 | $ 2.0 |
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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| X | ||||||||||
- Definition Amount of loss contingency liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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