Shareholders' Equity - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended
Mar. 15, 2020	Mar. 31, 2020
Series C Preferred Stock
Class of Stock [Line Items]
Preferred stock, redemption amount	$ 500
Liquidation preference per share (USD per share)	$ 100,000
Preferred Stock Redemption Premium	$ 9
Preferred Stock Redemption Premium Impact on Earnings Per Share		$ (0.03)
Series C Preferred Stock, Depository Share
Class of Stock [Line Items]
Liquidation preference per share (USD per share)	$ 25.00

Preferred Stock Redemption Premium Impact on Earnings Per Share

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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.

+ References

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The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share.

+ References

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- Definition

The redemption (or callable) amount of currently redeemable preferred stock. Includes amounts representing dividends not currently declared or paid but which will be payable under the redemption features or for which ultimate payment is solely within the control of the issuer.

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- Definition

The excess of (1) fair value of the consideration transferred to the holders of the preferred stock over (2) the carrying amount of the preferred stock in the registrant's balance sheet, during the accounting period.

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