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Investment Securities, AFS and HTM Securities Gross Unrealized Losses (Details) $ in Thousands | Dec. 31, 2024 USD ($) security | Dec. 31, 2023 USD ($) security
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Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | security | 141 | 82
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ (14,323) | $ (4,773)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 1,694,159 | $ 307,527
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | security | 54 | 213
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | $ (15,890) | $ (168,728)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 259,134 | 1,392,635
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | (30,213) | (173,501)
Debt Securities, Available-for-sale, Unrealized Loss Position | 1,953,294 | 1,700,162
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (13,665) | (2,184)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 529,064 | 220,865
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (582,241) | (533,046)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 2,519,595 | 2,566,468
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (595,906) | (535,230)
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value | 3,048,660 | $ 2,787,333
US Treasury Securities [Member] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | security |  | 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss |  | $ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months |  | $ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | security |  | 1
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss |  | $ (4,083)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer |  | 35,902
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss |  | (4,083)
Debt Securities, Available-for-sale, Unrealized Loss Position |  | 35,902
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | 0
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 0 | 0
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (1) | (36)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 999 | 963
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (1) | (36)
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value | $ 999 | $ 963
US States and Political Subdivisions Debt Securities [Member] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | security | 1 | 41
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ (3) | $ (347)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 542 | $ 23,762
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | security | 2 | 92
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | $ (55) | $ (1,867)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 828 | 53,022
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | (58) | (2,214)
Debt Securities, Available-for-sale, Unrealized Loss Position | 1,370 | 76,784
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (11,860) | (1,535)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 483,073 | 180,270
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (162,343) | (132,518)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 866,949 | 792,940
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (174,202) | (134,053)
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value | 1,350,022 | 973,210
Mortgage-Backed Securities, Issued by Private Enterprises [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | 0
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 0 | 0
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (65,963) | (65,372)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 266,353 | 289,507
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (65,963) | (65,372)
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value | $ 266,353 | $ 289,507
Federal Family Education Loan Program (FFELP) Guaranteed Loans [Member] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | security | 0 | 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ 0 | $ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 0 | $ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | security | 12 | 14
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | $ (604) | $ (1,862)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 62,830 | 125,339
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | (604) | (1,862)
Debt Securities, Available-for-sale, Unrealized Loss Position | $ 62,830 | $ 125,339
US Government-sponsored Enterprises Debt Securities [Member] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | security | 0 | 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ 0 | $ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 0 | $ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | security | 4 | 5
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | $ (24) | $ (28)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 464 | 761
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | (24) | (28)
Debt Securities, Available-for-sale, Unrealized Loss Position | $ 464 | $ 761
Other Debt Obligations [Member] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | security | 1 | 1
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ (7) | $ (9)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 993 | $ 991
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | security | 1 | 2
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | $ (3) | $ (42)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 997 | 1,958
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | (11) | (50)
Debt Securities, Available-for-sale, Unrealized Loss Position | $ 1,989 | $ 2,950
US Government Sponsored-Enterprise Insured Loans [Member] | Residential Mortgage-Backed Securities [Member] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | security | 23 | 18
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ (607) | $ (333)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 31,983 | $ 22,870
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | security | 14 | 71
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | $ (8,927) | $ (153,219)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 61,596 | 1,080,337
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | (9,534) | (153,552)
Debt Securities, Available-for-sale, Unrealized Loss Position | 93,579 | 1,103,207
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (280) | (511)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 11,617 | 30,323
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (186,184) | (164,076)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 710,114 | 771,042
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (186,464) | (164,587)
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value | $ 721,732 | $ 801,365
US Government Sponsored-Enterprise Insured Loans [Member] | Commercial Mortgage-Backed Securities [Member] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | security | 0 | 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ 0 | $ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 0 | $ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | security | 1 | 1
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | $ (1,332) | $ (1,755)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 17,000 | 16,937
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | (1,332) | (1,755)
Debt Securities, Available-for-sale, Unrealized Loss Position | 17,000 | 16,937
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (1,343) | (121)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 25,518 | 8,144
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (157,735) | (160,660)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 598,077 | 624,770
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (159,078) | (160,781)
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value | $ 623,595 | $ 632,914
Government National Mortgage Association (GNMA) [Member] | Residential Mortgage-Backed Securities [Member] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | security | 116 | 13
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ (13,706) | $ (924)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 1,660,642 | $ 156,847
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | security | 4 | 5
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | $ (145) | $ (1,898)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 3,945 | 26,643
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | (13,851) | (2,822)
Debt Securities, Available-for-sale, Unrealized Loss Position | 1,664,587 | 183,490
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (183) | (17)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 8,856 | 2,128
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (3,591) | (2,884)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 31,071 | 34,626
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (3,774) | (2,901)
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value | $ 39,927 | $ 36,754
Government National Mortgage Association (GNMA) [Member] | Commercial Mortgage-Backed Securities [Member] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] |  |
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | security | 0 | 9
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | $ 0 | $ (3,160)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months | $ 0 | $ 103,055
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | security | 16 | 22
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | $ (4,800) | $ (3,975)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer | 111,475 | 51,738
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss | (4,800) | (7,135)
Debt Securities, Available-for-sale, Unrealized Loss Position | 111,475 | 154,793
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | 0
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value | 0 | 0
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (6,424) | (7,500)
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value | 46,032 | 52,619
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Accumulated Loss | (6,424) | (7,500)
Debt Securities, Held-to-Maturity, Unrealized Loss Position, Fair Value | $ 46,032 | $ 52,619
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Less Than One Year [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 391 | 205
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Less Than One Year [Member] | US Treasury Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 0 | 0
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Less Than One Year [Member] | US States and Political Subdivisions Debt Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 370 | 182
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Less Than One Year [Member] | Mortgage-Backed Securities, Issued by Private Enterprises [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 0 | 0
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Less Than One Year [Member] | US Government Sponsored-Enterprise Insured Loans [Member] | Residential Mortgage-Backed Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 12 | 20
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Less Than One Year [Member] | US Government Sponsored-Enterprise Insured Loans [Member] | Commercial Mortgage-Backed Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 2 | 1
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Less Than One Year [Member] | Government National Mortgage Association (GNMA) [Member] | Residential Mortgage-Backed Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 7 | 2
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Less Than One Year [Member] | Government National Mortgage Association (GNMA) [Member] | Commercial Mortgage-Backed Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 0 | 0
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 901 | 785
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year [Member] | US Treasury Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 1 | 1
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year [Member] | US States and Political Subdivisions Debt Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 641 | 537
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year [Member] | Mortgage-Backed Securities, Issued by Private Enterprises [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 18 | 18
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year [Member] | US Government Sponsored-Enterprise Insured Loans [Member] | Residential Mortgage-Backed Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 106 | 94
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year [Member] | US Government Sponsored-Enterprise Insured Loans [Member] | Commercial Mortgage-Backed Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 43 | 44
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year [Member] | Government National Mortgage Association (GNMA) [Member] | Residential Mortgage-Backed Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 79 | 78
Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year [Member] | Government National Mortgage Association (GNMA) [Member] | Commercial Mortgage-Backed Securities [Member] |  |
Held-to-maturity Securities Continuous Unrealized Loss Position [Abstract] |  |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 13 | 13

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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479081/326-30-55-8 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-7 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-5 + Details
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- Definition Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-7 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-5 + Details
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- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without an allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-4 + Details
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