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v3.22.2.2

Securities - Amortized Cost and Fair Value (Details) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2022 USD ($) item | Dec. 31, 2021 USD ($)
Securities Available-for-Sale |  |
Amortized Cost | $ 1,740,730 | $ 1,678,160
Gross Unrealized Gains | 29 | 20,587
Gross Unrealized Losses | (131,000) | (5,115)
Securities available-for-sale | 1,609,759 | 1,693,632
Accrued interest receivable | 6,300 | 4,300
FHLB and FRB Stock |  |
FHLBC stock | 4,500 | 7,100
FRBC stock | 14,900 | 6,200
Securities pledged to secure deposits and for other purposes | 578,500 | 501,300
Other disclosures |  |
Securities available-for-sale | 1,609,759 | 1,693,632
Total added credit enhancement in the form of overcollaterization and/or subordination of outstanding principal | $ 20,300 |
Percentage of total added credit enhancement in the form of overcollaterization and/or subordination of outstanding principal | 9.29 |
Number of securities issued from originators | item | 0 |
Minimum percentage of securities investment | 10.00% |
Reimbursement requests greater than 5 % |  |
Other disclosures |  |
Percentage of outstanding principal amount of loans guaranteed by US Department of Education | 85 |
Percent of insured loan | 5 |
Reimbursement requests greater than 9 % |  |
Other disclosures |  |
Percentage of outstanding principal amount of loans guaranteed by US Department of Education | 75 |
Percent of insured loan | 9 |
U.S. Treasury |  |
Securities Available-for-Sale |  |
Amortized Cost | $ 223,910 | 202,251
Gross Unrealized Gains |  | 125
Gross Unrealized Losses | (12,813) | (37)
Securities available-for-sale | 211,097 | 202,339
Other disclosures |  |
Securities available-for-sale | 211,097 | 202,339
U.S. government agencies |  |
Securities Available-for-Sale |  |
Amortized Cost | 61,364 | 62,587
Gross Unrealized Losses | (5,401) | (699)
Securities available-for-sale | 55,963 | 61,888
Other disclosures |  |
Securities available-for-sale | 55,963 | 61,888
U.S. government agencies mortgage-backed |  |
Securities Available-for-Sale |  |
Amortized Cost | 145,857 | 172,016
Gross Unrealized Gains |  | 856
Gross Unrealized Losses | (18,231) | (570)
Securities available-for-sale | 127,626 | 172,302
Other disclosures |  |
Securities available-for-sale | 127,626 | 172,302
States and political subdivisions |  |
Securities Available-for-Sale |  |
Amortized Cost | 243,515 | 241,937
Gross Unrealized Gains | 1 | 16,344
Gross Unrealized Losses | (19,257) | (672)
Securities available-for-sale | 224,259 | 257,609
Other disclosures |  |
Securities available-for-sale | 224,259 | 257,609
Corporate bonds |  |
Securities Available-for-Sale |  |
Amortized Cost | 10,000 | 10,000
Gross Unrealized Losses | (456) | (113)
Securities available-for-sale | 9,544 | 9,887
Other disclosures |  |
Securities available-for-sale | 9,544 | 9,887
Collateralized mortgage obligations |  |
Securities Available-for-Sale |  |
Amortized Cost | 648,044 | 673,238
Gross Unrealized Gains | 5 | 2,014
Gross Unrealized Losses | (60,203) | (2,285)
Securities available-for-sale | 587,846 | 672,967
Other disclosures |  |
Securities available-for-sale | 587,846 | 672,967
Asset-backed Securities |  |
Securities Available-for-Sale |  |
Amortized Cost | 227,130 | 236,293
Gross Unrealized Gains | 23 | 1,245
Gross Unrealized Losses | (7,566) | (661)
Securities available-for-sale | 219,587 | 236,877
Other disclosures |  |
Securities available-for-sale | 219,587 | 236,877
FFEL |  |
Securities Available-for-Sale |  |
Securities available-for-sale | 167,000 |
Other disclosures |  |
Securities available-for-sale | $ 167,000 |
Percentage of outstanding principal amount of loans guaranteed by US Department of Education | 97 |
Collateralized loan obligations. |  |
Securities Available-for-Sale |  |
Amortized Cost | $ 180,910 | 79,838
Gross Unrealized Gains |  | 3
Gross Unrealized Losses | (7,073) | (78)
Securities available-for-sale | 173,837 | 79,763
Other disclosures |  |
Securities available-for-sale | $ 173,837 | $ 79,763

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