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Securities - Contractual Maturities (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2023 | Dec. 31, 2022
Securities Available-for-Sale, Amortized Cost |  |
Due in one year or less | $ 49,989 |
Due after one year through five years | 253,955 |
Due after five years through ten years | 60,975 |
Due after ten years | 164,866 |
Debt securities excluding securities not due at a single maturity date | 529,785 |
Total | $ 1,350,144 | $ 1,662,819
Securities Available-for-Sale, Weighted Average Yield |  |
Due in one year or less (as a percent) | 0.64% |
Due after one year through five years (as a percent) | 1.17% |
Due after five years through ten years (as a percent) | 2.92% |
Due after ten years (as a percent) | 3.11% |
Debt securities (as a percent) | 1.92% |
Total (as a percent) | 3.00% |
Securities Available-for-Sale, Fair Value |  |
Due in one year or less | $ 49,804 |
Due after one year through five years | 241,430 |
Due after five years through ten years | 53,882 |
Due after ten years | 152,543 |
Debt securities | 497,659 |
Debt Securities, Available-for-sale, Total | 1,229,618 | 1,539,359
Mortgage-backed and collateralized mortgage obligations |  |
Securities Available-for-Sale, Amortized Cost |  |
Securities not due at a single maturity date | $ 573,123 |
Securities Available-for-Sale, Weighted Average Yield |  |
Securities not due at a single maturity date, Weighted Average Yield (as a percent) | 2.29% |
Securities Available-for-Sale, Fair Value |  |
Securities not due at a single maturity date | $ 491,248 |
Asset-backed Securities |  |
Securities Available-for-Sale, Amortized Cost |  |
Securities not due at a single maturity date | 71,241 |
Total | $ 71,241 | 210,388
Securities Available-for-Sale, Weighted Average Yield |  |
Securities not due at a single maturity date, Weighted Average Yield (as a percent) | 4.24% |
Securities Available-for-Sale, Fair Value |  |
Securities not due at a single maturity date | $ 66,916 |
Debt Securities, Available-for-sale, Total | 66,916 | 201,928
Collateralized loan obligations. |  |
Securities Available-for-Sale, Amortized Cost |  |
Securities not due at a single maturity date | 175,995 |
Total | $ 175,995 | 180,276
Securities Available-for-Sale, Weighted Average Yield |  |
Securities not due at a single maturity date, Weighted Average Yield (as a percent) | 7.21% |
Securities Available-for-Sale, Fair Value |  |
Securities not due at a single maturity date | $ 173,795 |
Debt Securities, Available-for-sale, Total | $ 173,795 | $ 174,746

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- Definition Represents the weighted average yield of available-for-sale debt securities maturing after the tenth rolling twelve months following the latest balance sheet presented. This item represents the weighted average yield of all debt securities grouped by maturity dates, excluding the securities with no single maturity date. + References No definition available. + Details
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- Definition Represents the weighted average yield of available-for-sale debt securities maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year. + References No definition available. + Details
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- Definition Represents the weighted average yield of available-for-sale debt securities maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year. + References No definition available. + Details
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- Definition Represents the weighted average yield of available-for-sale debt securities that do not have a single maturity date and which the entity has decided to disclose separately rather than allocating the cost over several maturity groupings. + References No definition available. + Details
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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 + Details
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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 + Details
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