Other Long-Term Liabilities - Schedule of Other Long-term Liabilities (Detail) - USD ($) $ in Millions |
Mar. 31, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Other Liabilities Noncurrent [Abstract] | ||
| Accrued warranty reserve | $ 768 | $ 745 |
| Financing obligation | 34 | 37 |
| Sales return reserve | 488 | 545 |
| Resale value guarantees | 36 | 36 |
| Operating lease liabilities | 941 | 956 |
| Other non-current liabilities | 400 | 372 |
| Total other long-term liabilities | $ 2,667 | $ 2,691 |