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Investments - Other Investments (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2021 | Jan. 01, 2021 | Dec. 23, 2021 | Oct. 01, 2021
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |  |
Loss on equity method investment | $ 114,908 | $ (4,803) |  |
Proceeds from sale of equity method investment | 127,750 | 0 |  |
Preferred Stock | Privately Held Manufacturing Company |  |  |  |
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |  |
Investment without readily determinable fair value | 2,500 |  |  | $ 2,500
Equity Securities | Compute |  |  |  |
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |  |
Carrying value of investment |  |  |  | $ 12,800
Loss on equity method investment | (3,300) | $ (4,800) |  |
Equity Securities | Ampere |  |  |  |
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |  |
Carrying value of investment |  |  | $ 9,500 |
Gain on sale of investment | $ 118,200 |  |  |
Compute | Equity Securities |  |  |  |
Equity Securities without Readily Determinable Fair Value [Line Items] |  |  |  |
Noncontrolling interest ownership percentage | 10.00% |  |  |

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