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Investments in Qualified Affordable Housing Partnerships, Tax Credit and Other Investments, Net and Variable Interest Entities (Tables) | 12 Months Ended
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Dec. 31, 2022
Investments in Qualified Affordable Housing Partnerships, Net [Abstract] |
Schedule of Affordable Housing and Tax Credits and Other Investments and Unfunded Commitments | The following table presents investments and unfunded commitments of the Company’s qualified affordable housing partnerships, tax credit, and other investments as of December 31, 2022 and 2021:
|  | December 31,
|  | 2022 |  | 2021
($ in thousands) |  | Assets |  | Liabilities - Unfunded Commitments (1) |  | Assets |  | Liabilities - Unfunded Commitments (1)
Investments in qualified affordable housing partnerships, net |  | $ | 413,253 |  |  | $ | 266,654 |  |  | $ | 289,741 |  |  | $ | 146,152 |
Investments in tax credit and other investments, net |  | 350,003 |  |  | 185,797 |  |  | 338,522 |  |  | 163,464 |
Total |  | $ | 763,256 |  |  | $ | 452,451 |  |  | $ | 628,263 |  |  | $ | 309,616 |
(1)Included in Accrued expenses and other liabilities on the Consolidated Balance Sheet.
Schedule of Additional Information related to the Investments in Affordable Housing and Tax Credit and Other Investments | The following table presents additional information related to the investments in qualified affordable housing partnerships, tax credit and other investments for the years ended December 31, 2022, 2021 and 2020:
($ in thousands) |  | Year Ended December 31, |  |  |
| 2022 |  | 2021 |  | 2020 |  |  |  |  |
Investments in qualified housing partnerships, net |  |  |  |  |  |  |  |  |  |  |
Tax credits and other tax benefits recognized |  | $ | 52,132 |  |  | $ | 50,643 |  |  | $ | 45,971 |  |  |  |  |  |
Amortization expense included in income tax expense |  | $ | 38,759 |  |  | $ | 33,248 |  |  | $ | 37,132 |  |  |  |  |  |
Investments in tax credit and other investments, net |  |  |  |  |  |  |  |  |  |  |
Amortization of tax credit and other investments |  | $ | 113,358 |  |  | $ | 122,457 |  |  | $ | 70,082 |  |  |  |  |  |
Unrealized (losses) gains on equity securities with readily determinable values |  | $ | (2,928) |  |  | $ | (746) |  |  | $ | 732 |  |  |  |  |  |
Impairment recoveries (losses), net (1) |  | $ | 469 |  |  | $ | 1,250 |  |  | $ | (3,699) |  |  |  |  |  |
(1)For the year ended December 31, 2022, impairment recoveries of $3.4 million were related to three energy tax credits and one historic tax credit, respectively, offset by impairment losses of $2.9 million related to two historic tax credits. For the year ended December 31, 2021, impairment recoveries were related to one historic tax credit and two energy tax credits. For the year ended December 31, 2020, impairment losses of $4.8 million and $360 thousand related to three historic tax credits and one non-marketable equity security, respectively, offset by impairment recoveries of $1.5 million related to one energy tax credit and three historic tax credits.
Schedule of Unfunded Commitments Related to Investments in Qualified Affordable Housing Partnerships, Tax Credit and Other Investments, Estimated to be Funded | As of December 31, 2022, the Company’s unfunded commitments related to investments in qualified affordable housing partnerships, tax credit and other investments are estimated to be funded as follows:
($ in thousands) |  | Amount
2023 |  | $ | 312,795 |
2024 |  | 64,576 |
2025 |  | 64,617 |
2026 |  | 3,936 |
2027 |  | 1,413 |
Thereafter |  | 5,114 |
Total |  | $ | 452,451 |

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