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Investment Securities - Narrative (Details) | 1 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Mar. 31, 2022 USD ($) | Jun. 30, 2022 USD ($) security | Jun. 30, 2021 USD ($) | Dec. 31, 2021 USD ($) security
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Held-to-maturity, allowance for credit Loss |  | $ 0 |  | $ 0
Transfer of securities from available-for-sale to held-to-maturity at fair value | $ 357,500,000 |  |  |
Net unrealized pre-tax loss |  | 67,310,000 |  | $ 13,026,000
Sales of investment securities |  | $ 0 | $ 0 |
Number of investment securities in unrealized loss position | security |  | 409 |  | 217
Number of investment securities in unrealized loss position longer than 12 months | security |  | 18 |  |
Number of investment securities in unrealized loss position less than 12 months | security |  | 391 |  |
Debt securities, available-for-sale unrealized loss position, allowance for credit loss |  | $ 0 |  |
Accumulated Other Comprehensive Income (Loss), Net of Tax |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Net unrealized pre-tax loss | $ 14,800,000 |  |  |

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- Definition Debt Securities, Available-For-Sale Unrealized Loss Position, Allowance For Credit Loss + References No definition available. + Details
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- Definition Marketable Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions + References No definition available. + Details
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- Definition Marketable Securities In Unrealized Loss Positions, Qualitative Disclosure, Number Of Positions, Less Than 12 Months + References No definition available. + Details
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- Definition Marketable Securities In Unrealized Loss Positions, Qualitative Disclosure, Number Of Positions, Longer Than 12 Months + References No definition available. + Details
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- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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- Definition Amount of credit loss expense on investment in debt security measured at amortized cost (held-to-maturity) transferred into held-to-maturity out of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 8B -URI https://asc.fasb.org/extlink&oid=124260329&loc=SL120268709-111562 + Details
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- Definition Amount, excluding accrued interest, of allowance for credit loss on investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
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- Definition Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585 + Details
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