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Quarterly Financial Data (Unaudited) - Statement of Changes in Shareholders' Equity (Details) (Parenthetical) - $ / shares | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended
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Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Jun. 30, 2021 | Jun. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Cash dividends declared per common share (in dollars per share) | $ 0.15 |  |  |  |  |  |  | $ 0.29 |  |  |  |  | $ 0.60 | $ 0.29 | $ 1.13
Previously Reported |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash dividends declared per common share (in dollars per share) |  | $ 0.15 | $ 0.15 | $ 0.15 | $ 0.00 | $ 0.00 | $ 0.29 |  | $ 0.30 | $ 0.29 | $ 0.45 | $ 0.29 |  | $ 0.29 | 1.13
As Restated |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash dividends declared per common share (in dollars per share) |  | $ 0.15 | $ 0.15 | $ 0.15 | $ 0.00 | $ 0.00 | $ 0.29 |  | $ 0.30 | $ 0.29 | $ 0.45 | $ 0.29 |  |  | $ 1.13

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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 + Details
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