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Financing Activities - Equity Securities (Details) - USD ($) $ in Billions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Feb. 28, 2018
Other Liabilities Disclosure [Abstract] |  |
Common Stock Aggregate Sales Price |  | $ 1.0
Maximum Percentage Paid To Selling Agents | 2.00% |
Common stock issued | 0 |

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- Definition Aggregate amount of common stock that the company may sell from time to time based on two separate equity distribution agreements. + References No definition available. + Details
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- Definition Maximum percentage of gross offering proceeds of the shares sold which is paid to selling agents with respect to each equity distribution agreement. + References No definition available. + Details
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