Consolidated Statement of Stockholders' Equity (Deficit) (Parenthetical) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
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| Statement of Stockholders' Equity [Abstract] | |||
| Cash dividend per share of common stock (in USD per share) | $ 0.05457 | $ 0.04961 | $ 0.04510 |
| Common stock retired | $ 0 | $ 0 | $ 0 |
| X | ||||||||||
- Definition Aggregate dividends paid during the period for each share of common stock outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of decrease of par value, additional paid in capital (APIC) and retained earnings of common and preferred stock retired from treasury when treasury stock is accounted for under the cost method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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