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Securities (Tables)
3 Months Ended
Mar. 31, 2023
Investments, Debt and Equity Securities [Abstract]  
Schedule of Available-for-sale Securities
The amortized cost, gross unrealized gains and losses, and fair values of available-for-sale and held-to-maturity debt securities by type follows as of:
Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Estimated
 Fair
 Value
March 31, 2023
Available-for-sale:
U.S. treasury$62,000 $— $(4,631)$57,369 
U.S. agency2,421 — (38)2,383 
Obligations of states and political subdivisions29,935 — (4,207)25,728 
Mortgage backed - residential126,469 (15,194)111,278 
Collateralized mortgage obligations220,713 — (19,579)201,134 
Mortgage backed - commercial132,427 — (12,794)119,633 
Other debt16,779 — (1,654)15,125 
Total available-for-sale$590,744 $$(58,097)$532,650 
Held-to-maturity:
Obligations of states and political subdivisions$25,418 $$(4,097)$21,326 
Mortgage backed - residential8,478 (616)7,865 
Collateralized mortgage obligations4,574 — (263)4,311 
Total held-to-maturity$38,470 $$(4,976)$33,502 
December 31, 2022
Available-for-sale:
U.S. treasury$62,010 $— $(5,361)$56,649 
U.S. agency2,881 — (47)2,834 
Obligations of states and political subdivisions29,897 — (4,998)24,899 
Mortgage backed - residential129,955 (13,826)116,135 
Collateralized mortgage obligations225,559 — (21,294)204,265 
Mortgage backed - commercial130,997 — (13,661)117,336 
Other debt16,774 — (1,919)14,855 
Total available-for-sale$598,073 $$(61,106)$536,973 
Held-to-maturity:
Obligations of states and political subdivisions$25,378 $$(4,891)$20,492 
Mortgage backed - residential8,705 (511)8,198 
Collateralized mortgage obligations4,818 — (290)4,528 
Total held-to-maturity$38,901 $$(5,692)$33,218 
Schedule of Held-to-maturity Securities
The amortized cost, gross unrealized gains and losses, and fair values of available-for-sale and held-to-maturity debt securities by type follows as of:
Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Estimated
 Fair
 Value
March 31, 2023
Available-for-sale:
U.S. treasury$62,000 $— $(4,631)$57,369 
U.S. agency2,421 — (38)2,383 
Obligations of states and political subdivisions29,935 — (4,207)25,728 
Mortgage backed - residential126,469 (15,194)111,278 
Collateralized mortgage obligations220,713 — (19,579)201,134 
Mortgage backed - commercial132,427 — (12,794)119,633 
Other debt16,779 — (1,654)15,125 
Total available-for-sale$590,744 $$(58,097)$532,650 
Held-to-maturity:
Obligations of states and political subdivisions$25,418 $$(4,097)$21,326 
Mortgage backed - residential8,478 (616)7,865 
Collateralized mortgage obligations4,574 — (263)4,311 
Total held-to-maturity$38,470 $$(4,976)$33,502 
December 31, 2022
Available-for-sale:
U.S. treasury$62,010 $— $(5,361)$56,649 
U.S. agency2,881 — (47)2,834 
Obligations of states and political subdivisions29,897 — (4,998)24,899 
Mortgage backed - residential129,955 (13,826)116,135 
Collateralized mortgage obligations225,559 — (21,294)204,265 
Mortgage backed - commercial130,997 — (13,661)117,336 
Other debt16,774 — (1,919)14,855 
Total available-for-sale$598,073 $$(61,106)$536,973 
Held-to-maturity:
Obligations of states and political subdivisions$25,378 $$(4,891)$20,492 
Mortgage backed - residential8,705 (511)8,198 
Collateralized mortgage obligations4,818 — (290)4,528 
Total held-to-maturity$38,901 $$(5,692)$33,218 
Schedule of Available-for-sale Securities with Unrealized Losses
Less than 12 months12 months or longerTotal
Estimated
Fair
Value
Unrealized
Losses
Estimated
Fair
Value
Unrealized
Losses
Estimated
Fair
Value
Unrealized
Losses
Number
of
Securities
March 31, 2023
Available-for-sale:
U.S. treasury$— $— $57,369 $(4,631)$57,369 $(4,631)10 
U.S. agency— — 2,383 (38)2,383 (38)
Obligations of states and political subdivisions2,070 (204)23,188 (4,003)25,258 (4,207)18 
Mortgage backed - residential3,770 (177)107,133 (15,017)110,903 (15,194)87 
Collateralized mortgage obligations49,441 (1,270)151,693 (18,309)201,134 (19,579)66 
Mortgage backed - commercial4,857 (16)113,019 (12,778)117,876 (12,794)22 
Other debt— — 15,125 (1,654)15,125 (1,654)
Total available-for-sale$60,138 $(1,667)$469,910 $(56,430)$530,048 $(58,097)219 
Held-to-maturity:
Obligations of states and political subdivisions$— $— $20,986 $(4,097)$20,986 $(4,097)8
Mortgage backed - residential— — 7,676 (616)7,676 (616)10
Collateralized mortgage obligations— — 4,311 (263)4,311 (263)5
Total held-to-maturity$— $— $32,973 $(4,976)$32,973 $(4,976)23
Less than 12 months12 months or longerTotal
Estimated
Fair
Value
Unrealized
Losses
Estimated
Fair
Value
Unrealized
Losses
Estimated
Fair
Value
Unrealized
Losses
Number
of
Securities
December 31, 2022
Available-for-sale:
U.S. treasury$25,702 $(967)$30,947 $(4,394)$56,649 $(5,361)10 
U.S. agency— — 2,834 (47)2,834 (47)
Obligations of states and political subdivisions21,676 (3,784)2,753 (1,214)24,429 (4,998)18 
Mortgage backed - residential51,921 (2,939)63,691 (10,887)115,612 (13,826)87 
Collateralized mortgage obligations111,360 (4,631)92,905 (16,663)204,265 (21,294)66 
Mortgage backed - commercial70,710 (6,475)46,626 (7,186)117,336 (13,661)22 
Other debt14,855 (1,919)— — 14,855 (1,919)
Total available-for-sale$296,224 $(20,715)$239,756 $(40,391)$535,980 $(61,106)219 
Held-to-maturity:
Obligations of states and political subdivisions$20,153 $(4,891)$— $— $20,153 $(4,891)8
Mortgage backed - residential7,993 (511)— — 7,993 (511)10
Collateralized mortgage obligations4,127 (275)401 (15)4,528 (290)5
Total held-to-maturity$32,273 $(5,677)$401 $(15)$32,674 $(5,692)23
Schedule of Amortized Cost and Estimated Fair Value of Debt Securities by Contractual Maturity
Amortized
Cost
Estimated
Fair
Value
Available-for-sale:
Due within 1 year$9,529 $9,318 
Due after 1 year through 5 years52,192 49,286 
Due after 5 years through 10 years163,650 147,347 
Due after 10 years365,373 326,699 
Total available-for-sale$590,744 $532,650 
Held-to-maturity:
Due after 1 year through 5 years$1,111 $1,081 
Due after 5 years through 10 years800 768 
Due after 10 years36,559 31,653 
Total held-to-maturity$38,470 $33,502