| Dec 31,
2016 | Dec 31,
2017 | Dec 31,
2018 | Dec 31,
2019 | Dec 31,
2020 | Dec 31,
2021 | Dec 31,
2022 |
|---|
| Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | - | - | - | - | 64 | 190 | 125 |
|---|
| Depreciation, Depletion and Amortization | - | - | - | - | 7 | 8 | 8 |
|---|
| Amortization Of Other Intangible Assets | - | - | - | - | 5 | 5 | 5 |
|---|
| Capitalization of mortgage servicing rights | 46 | 59 | 55 | 42 | 47 | 39 | 21 |
|---|
| Change In Fair Value Of Mortgage Servicing Rights | - | 4 | 3 | 26 | 48 | 4 | -32 |
|---|
| Capitalization of mortgage servicing rights | 46 | 59 | 55 | 42 | 47 | 39 | 21 |
|---|
| Stock-based compensation expense | 5 | 7 | 7 | 7 | 10 | 10 | 10 |
|---|
| Change In Fair Value Of Mortgage Servicing Rights | - | 4 | 3 | 26 | 48 | 4 | -32 |
|---|
| Financing Receivable, Credit Loss, Expense (Reversal) | - | - | - | - | - | -39 | 10 |
|---|
| Stock-based compensation expense | 5 | 7 | 7 | 7 | 10 | 10 | 10 |
|---|
| Unfunded Commitments, Credit Loss, Expense (Reversal) | - | - | - | - | - | -2 | 9 |
|---|
| Financing Receivable, Credit Loss, Expense (Reversal) | - | - | - | - | - | -39 | 10 |
|---|
| Provision for mortgage loan repurchases | 1 | 1 | 0 | 0 | 3 | -1 | -3 |
|---|
| Unfunded Commitments, Credit Loss, Expense (Reversal) | - | - | - | - | - | -2 | 9 |
|---|
| (Accretion) amortization of discounts and premiums on acquired loans, net | - | - | - | - | - | -1 | -1 |
|---|
| Provision for mortgage loan repurchases | 1 | 1 | 0 | 0 | 3 | -1 | -3 |
|---|
| Amortization (accretion) of premiums and discounts on securities, net | -2 | -3 | -3 | -3 | -7 | -9 | -7 |
|---|
| (Accretion) amortization of discounts and premiums on acquired loans, net | - | - | - | - | - | -1 | -1 |
|---|
| Loss (gain) from investment securities, net | - | - | -0 | 0 | 2 | 0 | -0 |
|---|
| Amortization (accretion) of premiums and discounts on securities, net | -2 | -3 | -3 | -3 | -7 | -9 | -7 |
|---|
| Originations of loans held for sale | 4,672 | 6,331 | 5,958 | 4,541 | 6,650 | 6,301 | 2,403 |
|---|
| Loss (gain) from investment securities, net | - | - | -0 | 0 | 2 | 0 | -0 |
|---|
| Repurchases of loans held for sale | - | - | 12 | 10 | - | 0 | 0 |
|---|
| Originations of loans held for sale | 4,672 | 6,331 | 5,958 | 4,541 | 6,650 | 6,301 | 2,403 |
|---|
| Proceeds from Sale, Loan, Held-for-Sale | 4,535 | 6,408 | 6,261 | 4,663 | 6,488 | 6,387 | 3,067 |
|---|
| Repurchases of loans held for sale | - | - | 12 | 10 | - | 0 | 0 |
|---|
| Gain on sale and change in fair value of loans held for sale | 115 | 107 | 89 | 100 | 271 | 162 | 48 |
|---|
| Proceeds from Sale, Loan, Held-for-Sale | 4,535 | 6,408 | 6,261 | 4,663 | 6,488 | 6,387 | 3,067 |
|---|
| Net loss (gain) on write-downs of other real estate owned and other assets | 1 | 1 | -0 | 1 | -1 | 3 | -0 |
|---|
| Gain on sale and change in fair value of loans held for sale | 115 | 107 | 89 | 100 | 271 | 162 | 48 |
|---|
| Loss (gain) on other assets | -0 | -1 | 0 | -0 | -0 | 0 | -0 |
|---|
| Net loss (gain) on write-downs of other real estate owned and other assets | 1 | 1 | -0 | 1 | -1 | 3 | -0 |
|---|
| Provision for deferred income taxes | 9 | 6 | 6 | -2 | -26 | 31 | 13 |
|---|
| Earnings on bank-owned life insurance | - | - | - | - | - | 2 | 1 |
|---|
| Increase (Decrease) In Operating Leases | - | - | - | - | - | -1 | 5 |
|---|
| Other assets and interest receivable | -25 | 6 | -23 | -45 | -75 | 59 | -17 |
|---|
| Accrued expenses and other liabilities | 15 | 48 | -16 | 13 | 63 | -100 | 56 |
|---|
| Net cash provided by operating activities | - | - | 212 | 64 | -269 | 55 | 789 |
|---|
| Sales | - | - | - | - | - | 9 | 1 |
|---|
| Sales | - | - | 3 | 24 | 146 | - | - |
|---|
| Maturities, prepayments and calls | 104 | 83 | 73 | 113 | 221 | 296 | 205 |
|---|
| Purchases | - | - | 204 | 151 | 425 | 847 | 243 |
|---|
| Net change in loans | 128 | 241 | 492 | 3 | - | 457 | 1,720 |
|---|
| Net change in commercial loans held for sale | - | - | - | - | - | 147 | 44 |
|---|
| Net change in loans | 128 | 241 | 492 | 3 | - | 457 | 1,720 |
|---|
| Sales of FHLB stock | - | - | - | - | - | 4 | - |
|---|
| Purchases of FHLB stock | - | - | 2 | - | 1 | 5 | 26 |
|---|
| Purchases of premises and equipment | 5 | 5 | 10 | 7 | 6 | 6 | 11 |
|---|
| Proceeds from the sale of premises and equipment | 0 | 0 | 0 | 1 | - | - | 1 |
|---|
| Proceeds from Sale of Other Real Estate | - | 5 | 5 | 4 | 7 | 9 | 5 |
|---|
| Proceeds from the sale of other assets | - | - | 1 | - | - | - | - |
|---|
| Cash Acquired from Acquisition | - | - | - | - | 248 | - | - |
|---|
| Net cash used in investing activities | - | - | -587 | -183 | 309 | -850 | -1,744 |
|---|
| Net (decrease) increase in deposits | - | - | 76 | 249 | 1,520 | 1,685 | -262 |
|---|
| Increase (Decrease) in Time Deposits | 65 | -1 | 431 | -75 | -328 | -306 | 291 |
|---|
| Net increase in securities sold under agreements to repurchase and federal funds purchased | - | - | - | - | - | - | 46 |
|---|
| Net increase in securities sold under agreements to repurchase and federal funds purchased | - | - | - | - | - | - | 46 |
|---|
| Payments on FHLB advances | - | - | - | - | 250 | - | - |
|---|
| Proceeds from FHLBank Borrowings, Financing Activities | - | - | - | - | - | - | 175 |
|---|
| Proceeds from FHLBank Borrowings, Financing Activities | - | - | - | - | - | - | 175 |
|---|
| Payments on subordinated debt | - | - | - | - | - | 60 | - |
|---|
| Payments on subordinated debt | - | - | - | - | - | 60 | - |
|---|
| Share based compensation withholding payments | - | - | 3 | 6 | 2 | 10 | 3 |
|---|
| (Payments on) proceeds from other borrowings | - | - | - | - | - | -15 | - |
|---|
| Proceeds from Issuance of Common Stock | 116 | 153 | 1 | 1 | 1 | 1 | 1 |
|---|
| Share based compensation withholding payments | - | - | 3 | 6 | 2 | 10 | 3 |
|---|
| Repurchase of common stock | - | - | - | 365 | - | 8 | 40 |
|---|
| Proceeds from Issuance of Common Stock | 116 | 153 | 1 | 1 | 1 | 1 | 1 |
|---|
| Dividends paid on common stock | - | - | - | - | - | - | 25 |
|---|
| Repurchase of common stock | - | - | - | 365 | - | 8 | 40 |
|---|
| Dividend equivalent payments made upon vesting of equity compensation | - | - | - | - | - | - | 0 |
|---|
| Dividends paid on common stock | - | - | - | - | - | - | 25 |
|---|
| Noncontrolling interest distribution | - | - | - | - | 0 | 0 | 0 |
|---|
| Dividend equivalent payments made upon vesting of equity compensation | - | - | - | - | - | - | 0 |
|---|
| Net cash (used in) provided by financing activities | - | - | 380 | 226 | 1,045 | 1,275 | 184 |
|---|
| Noncontrolling interest distribution | - | - | - | - | 0 | 0 | 0 |
|---|
| Net cash (used in) provided by financing activities | - | - | 380 | 226 | 1,045 | 1,275 | 184 |
|---|
| Net change in cash and cash equivalents | - | - | - | 107 | 1,085 | 480 | -771 |
|---|
| Interest paid | - | - | 32 | 55 | 49 | 41 | 64 |
|---|
| Taxes paid | 1 | 22 | 24 | 26 | 20 | 62 | 1 |
|---|
| Transfers from loans to other real estate owned | 3 | 4 | 2 | 5 | 3 | 5 | 1 |
|---|
| Other Real Estate Owned, Transfer to Other Real Estate Owned | - | - | - | - | - | - | 0 |
|---|
| Real Estate Owned, Transfer from Real Estate Owned | 2 | 0 | 1 | 0 | 0 | 1 | - |
|---|
| Transfers from loans to loans held for sale | - | 43 | 12 | 12 | 11 | 10 | 46 |
|---|
| Other Real Estate Owned, Transfer to Other Real Estate Owned | - | - | - | - | - | - | 0 |
|---|
| Transfers from loans held for sale to loans | 18 | 12 | 15 | 8 | 56 | 86 | 24 |
|---|
| Loans Assumed | - | - | - | - | - | - | 26 |
|---|
| Stock consideration paid in business combination | - | 52 | - | - | 481 | - | - |
|---|
| Transfers from loans to loans held for sale | - | 43 | 12 | 12 | 11 | 10 | 46 |
|---|
| Transfers from loans held for sale to loans | 18 | 12 | 15 | 8 | 56 | 86 | 24 |
|---|
| Decrease to retained earnings for adoption of ASU 2016-13 | - | - | -0 | 1 | 25 | - | - |
|---|
| Right-of-Use Asset Obtained in Exchange for Operating Lease Liability | - | - | - | 38 | 2 | 1 | 25 |
|---|
| Right-of-Use Asset Obtained in Exchange for Operating Lease Liability | - | - | - | 38 | 2 | 1 | 25 |
|---|