Litigation (Details) - USD ($) $ in Millions |
Mar. 31, 2021 |
Feb. 29, 2020 |
|---|---|---|
| Commitments and Contingencies Disclosure [Abstract] | ||
| Loss contingency, maximum potential loss | $ 31 | |
| Disallowance | $ 19 | $ 12 |
| X | ||||||||||
- Definition Loss Contingency, Disallowed Amount No definition available.
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| X | ||||||||||
- Definition Loss Contingency, Maximum Potential Loss No definition available.
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| X | ||||||||||
- References No definition available.
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