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Capital Stock (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended |  |  |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Apr. 27, 2022 | Apr. 26, 2022 | Jan. 31, 2022 | Jul. 23, 2021 | Jul. 22, 2021 | Mar. 05, 2020 | Oct. 29, 2019 | Oct. 22, 2019 | Jul. 23, 2012 | Feb. 27, 2009
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares authorized (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 40,040,000
Preferred stock, par value (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.01
Preferred stock, liquidation preference, value |  |  |  |  | $ 80.0 |  |  |  |  |  |  |  |
Common stock, shares authorized (in shares) | 350,000,000 | 175,000,000 |  |  | 175,000,000 |  |  |  |  |  |  |  |
Number of shares authorized to be repurchased (in shares) |  |  |  |  |  |  |  |  | 180,000,000 |  | 60,000,000 | 1,700,000 |
Stock repurchases (in shares) | 4,432,762 | 4,562,469 | 5,956,700 |  |  |  |  |  |  |  |  |  |
Stock repurchases, average price (in dollars per share) |  | $ 29.03 |  |  |  |  |  |  |  |  |  |  |
Share Repurchase Program, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Stock repurchases (in shares) | 513,725 |  |  |  |  |  |  |  |  |  |  |  |
Stock repurchases, average price (in dollars per share) | $ 31.25 |  |  |  |  |  |  |  |  |  |  |  |
Share Repurchase Program, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Stock repurchases (in shares) | 3,919,037 |  |  |  |  |  |  |  |  |  |  |  |
Stock repurchases, average price (in dollars per share) | $ 24.26 |  |  |  |  |  |  |  |  |  |  |  |
Common Class A |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, shares authorized (in shares) |  |  |  | 350,000,000 |  |  |  |  |  |  |  |  |
Number of shares authorized to be repurchased (in shares) |  |  |  |  |  | 175,000,000 | 276,500,000 | 180,000,000 |  |  |  |  |
Reliance Bancshares, Inc. | Series D Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary or Equity Method Investee [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, par value (in dollars per share) |  |  |  |  |  |  |  |  |  | $ 0.01 |  |  |

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