Stock-based Compensation - Other than Options (Details) - Restricted Stock and Restricted Stock Units - USD ($) $ / shares in Units, shares in Thousands, $ in Millions |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Common Stock Class A and C | |||
| Stock Based Compensation | |||
| Fair value of outstanding grants | $ 28 | $ 5 | $ 3 |
| Common Stok Class A and C, Series A cumulative redeemable preferred stock | |||
| Stock Based Compensation | |||
| Unvested shares outstanding | 261 | ||
| Weighted average grant date fair value awards outstanding unvested (in dollars per share) | $ 150.51 |
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- Definition Fair value of equity-based compensation awards outstanding. Excludes stock and unit options. No definition available.
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- 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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