Capital Stock - Summary of Dividends Declared (Details) $ / shares in Units, $ in Millions	3 Months Ended
Mar. 31, 2020 USD ($) $ / shares
Dividends Payable [Line Items]
Dividends declared per common share (in dollars per share)	$ 0.34
February 13, 2020
Dividends Payable [Line Items]
Declaration Date	Feb. 13, 2020
Dividends declared per common share (in dollars per share)	$ 0.34
Record Date	Mar. 10, 2020
Payment of dividends to stockholders \| $	$ 48
Payment Date	Mar. 26, 2020

Aggregate dividends declared during the period for each share of common stock outstanding.

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Date the declared dividend will be paid, in CCYY-MM-DD format.

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Date the dividend to be paid was declared, in CCYY-MM-DD format.

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Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

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Cash outflow in the form of ordinary dividends to common shareholders, preferred shareholders and noncontrolling interests, generally out of earnings.

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