XML 38 R28.htm IDEA: XBRL DOCUMENT v3.22.2.2
INVESTMENT SECURITIES (Tables)
9 Months Ended
Sep. 30, 2022
Investments, Debt and Equity Securities [Abstract]  
Summary of available for sale and held to maturity investment securities are as follows:
(dollars in thousands)Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Fair
Value
ACL
September 30, 2022    
Held-to-maturity:
Debt securities:
States and political subdivisions$41,808 $— $(5,679)$36,129 $— 
Mortgage-backed securities:
Residential - U.S. Government-sponsored entities621,019 — (66,268)554,751 — 
Total held-to-maturity securities$662,827 $— $(71,947)$590,880 $— 
Available-for-sale:    
Debt securities:    
States and political subdivisions$176,133 $11 $(36,668)$139,476 $— 
Corporate securities36,324 — (6,826)29,498 — 
U.S. Treasury obligations and direct obligations of U.S. Government agencies29,666 15 (2,173)27,508 — 
Mortgage-backed securities:    
Residential - U.S. Government-sponsored entities511,171 — (78,886)432,285 — 
Residential - Non-government agencies10,088 — (1,155)8,933 — 
Commercial - U.S. Government-sponsored entities55,012 — (7,550)47,462 — 
Commercial - Non-government agencies1,542 — (23)1,519 — 
Total available-for-sale securities$819,936 $26 $(133,281)$686,681 $— 

(dollars in thousands)Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Fair
Value
ACL
December 31, 2021    
Available-for-sale:    
Debt securities:    
States and political subdivisions$235,521 $3,156 $(1,849)$236,828 $— 
Corporate securities41,687 24 (1,065)40,646 — 
U.S. Treasury obligations and direct obligations of U.S. Government agencies35,833 69 (568)35,334 — 
Mortgage-backed securities: 
Residential - U.S. Government-sponsored entities1,213,910 4,899 (19,993)1,198,816 — 
Residential - Non-government agencies11,942 335 (64)12,213 — 
Commercial - U.S. Government-sponsored entities66,287 756 (1,194)65,849 — 
Commercial - Non-government agencies41,328 685 — 42,013 — 
Total available-for-sale securities$1,646,508 $9,924 $(24,733)$1,631,699 $— 
Schedule of amortized cost and estimated fair value of investment securities by contractual maturity
The amortized cost and estimated fair value of our HTM and AFS debt securities at September 30, 2022 are shown below by contractual maturity. Expected maturities may differ from contractual maturities because issuers may have the right to call or prepay obligations with or without call or prepayment penalties. Securities not due at a single maturity date are shown separately.
 September 30, 2022
(dollars in thousands)Amortized CostFair Value
Held-to-maturity:  
Debt securities:
Due after ten years$41,808 $36,129 
Mortgage-backed securities:  
Residential - U.S. Government-sponsored entities621,019 554,751 
Total held-to-maturity securities$662,827 $590,880 
Available-for-sale:  
Debt securities:
Due in one year or less$6,016 $5,992 
Due after one year through five years19,268 18,786 
Due after five years through ten years80,816 70,528 
Due after ten years136,023 101,176 
Mortgage-backed securities:
Residential - U.S. Government-sponsored entities511,171 432,285 
Residential - Non-government agencies10,088 8,933 
Commercial - U.S. Government-sponsored entities55,012 47,462 
Commercial - Non-government agencies1,542 1,519 
Total available-for-sale securities$819,936 $686,681 
Schedule of investment securities in an unrealized loss position
There were a total of 256 and 153 debt securities which were in an unrealized loss position, without an ACL, at September 30, 2022 and December 31, 2021, respectively. The following tables summarize AFS debt securities which were in an unrealized loss position at September 30, 2022 and December 31, 2021, aggregated by major security type and length of time in a continuous unrealized loss position.
 Less Than 12 Months12 Months or LongerTotal
(dollars in thousands)Fair
Value
Unrealized
Losses
Fair
Value
Unrealized
Losses
Fair
Value
Unrealized
Losses
September 30, 2022      
Debt securities:      
States and political subdivisions$102,107 $(22,280)$33,382 $(14,388)$135,489 $(36,668)
Corporate securities4,257 (762)25,241 (6,064)29,498 (6,826)
U.S. Treasury obligations and direct obligations of U.S Government agencies6,448 (93)16,037 (2,080)22,485 (2,173)
Mortgage-backed securities:      
Residential - U.S. Government-sponsored entities224,937 (30,730)207,348 (48,156)432,285 (78,886)
Residential - Non-government agencies8,198 (906)735 (249)8,933 (1,155)
Commercial - U.S. Government-sponsored entities29,489 (2,137)17,972 (5,413)47,461 (7,550)
Commercial - Non-government agencies1,519 (23)— — 1,519 (23)
Total temporarily impaired securities$376,955 $(56,931)$300,715 $(76,350)$677,670 $(133,281)

 Less Than 12 Months12 Months or LongerTotal
(dollars in thousands)Fair
Value
Unrealized
Losses
Fair
Value
Unrealized
Losses
Fair
Value
Unrealized
Losses
December 31, 2021      
Debt securities:      
States and political subdivisions$79,360 $(1,252)$10,864 $(597)$90,224 $(1,849)
Corporate securities8,633 (235)21,960 (830)30,593 (1,065)
U.S. Treasury obligations and direct obligations of U.S Government agencies16,103 (415)10,891 (153)26,994 (568)
Mortgage-backed securities:      
Residential - U.S. Government-sponsored entities926,570 (15,883)114,747 (4,110)1,041,317 (19,993)
Residential - Non-government agencies— — 938 (64)938 (64)
Commercial - U.S. Government-sponsored entities6,313 (205)16,281 (989)22,594 (1,194)
Total temporarily impaired securities$1,036,979 $(17,990)$175,681 $(6,743)$1,212,660 $(24,733)