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Income Taxes - Additional Information (Details) - USD ($) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2021
Income Taxes [Line Items] |  |
Net deferred tax assets | $ 426,000,000.0 | $ 32,900,000
Deferred tax assets related to the market value | 255,700,000 |
Bad debt reserves, created for tax purposes | 58,600,000 |
Valuation allowance recorded | 0 | 0
Federal |  |
Income Taxes [Line Items] |  |
Operating loss carryforwards | 85,700,000 | 36,700,000
State |  |
Income Taxes [Line Items] |  |
Operating loss carryforwards | 130,100,000 | $ 116,100,000
First Midwest |  |
Income Taxes [Line Items] |  |
Net deferred tax assets | $ 130,300,000 |

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- Definition Amount of bad debt reserves for tax purposes of qualified lenders excluded in calculating deferred taxes. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 740 -Section 25 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=109255323&loc=d3e66323-112835 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 740 -Section 50 -Paragraph 1 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=6479915&loc=d3e66715-112838 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 3 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=126928070&loc=d3e28200-109314 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 740 -Section 50 -Paragraph 1 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=6487024&loc=d3e29054-158556 + Details
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