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v3.23.1

Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Investment securities: |  |
Debt Securities, Held-to-maturity, Allowance for Credit Loss | $ 0.7 | $ 1.9
Estimated fair value | $ 3,025.8 | $ 3,052.2
Stockholders' equity: |  |
Nonvoting, noncumulative preferred stock, shares authorized (in shares) | 100,000 | 100,000
Nonvoting, noncumulative preferred stock, shares issued (in shares) | 0 | 0
Nonvoting, noncumulative preferred stock, shares outstanding (in shares) | 0 | 0
Preferred Stock, Shares Outstanding | 0 | 0
Shares outstanding (in shares) | 104,382,018 | 104,442,023
Common Stock, Shares, Issued | 104,382,018 | 104,442,023
Common Stock, Shares Authorized | 150,000,000 | 150,000,000
Common Stock, Par or Stated Value Per Share | $ 0 | $ 0
Preferred Stock, No Par Value | $ 0 | $ 0
Other Short-term Borrowings | $ 2,710.0 | $ 2,327.0
Debt Securities, Available-for-Sale, Amortized Cost, after Allowance for Credit Loss | 6,582.2 | 7,573.5
Estimated Fair Value | 6,049.3 | 6,946.1
Debt Securities, Available-for-Sale, Allowance for Credit Loss, Excluding Accrued Interest | $ 2.6 | $ (0.0)
Class A Common Stock |  |
Stockholders' equity: |  |
Shares outstanding (in shares) |  | 104,442,023
Common Stock, Shares, Issued |  | 104,442,023

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