XML 61 R51.htm IDEA: XBRL DOCUMENT v3.23.1
SECURITIES - Investments in a Continuous Unrealized Loss Position (Details)
$ in Thousands
 3 Months Ended
Mar. 31, 2023
USD ($)
item
Dec. 31, 2022
USD ($)
Available-for-sale: Unrealized Loss    
Less than 12 Months $ (4,825) $ (37,977)
12 Months or More (73,156) (53,061)
Total Unrealized Loss of Available-for-sale securities (77,981) (91,038)
Held-to-maturity: Unrealized Loss    
Less than 12 Months   (22,823)
12 Months or More   (40,171)
Total Unrealized Loss of Held-to-maturity securities   (62,994)
Available-for-sale: Fair Value    
Less than 12 Months 171,514 531,226
12 Months or More 653,146 299,159
Total Fair Value Available-for-sale securities $ 824,660 830,385
Held-to-maturity: Fair value    
Less than 12 Months   220,934
12 Months or More   239,252
Total Fair Value Held-to-maturity securities   460,186
Total: Unrealized Losses    
Less Than 12 Months   (60,800)
12 Months or More   (93,232)
Total Unrealized Losses   (154,032)
Total: Fair Value    
Less than 12 Months   752,160
12 Months or More   538,411
Total Fair Value   1,290,571
Number of securities in an unrealized loss position for a period of twelve months or more | item 531  
Number of securities in an unrealized loss position for a period of less than twelve months | item 316  
Proceeds from sales of securities available-for-sale $ 145,844  
U.S. Treasury    
Available-for-sale: Unrealized Loss    
Less than 12 Months   (8,401)
12 Months or More (12,804) (6,944)
Total Unrealized Loss of Available-for-sale securities (12,804) (15,345)
Available-for-sale: Fair Value    
Less than 12 Months   92,445
12 Months or More 157,020 62,070
Total Fair Value Available-for-sale securities 157,020 154,515
U.S. government agency    
Available-for-sale: Unrealized Loss    
Less than 12 Months (829) (2,980)
12 Months or More (2,584) (1,154)
Total Unrealized Loss of Available-for-sale securities (3,413) (4,134)
Held-to-maturity: Unrealized Loss    
Less than 12 Months   (1,754)
12 Months or More   (7,974)
Total Unrealized Loss of Held-to-maturity securities   (9,728)
Available-for-sale: Fair Value    
Less than 12 Months 22,107 47,370
12 Months or More 31,591 7,787
Total Fair Value Available-for-sale securities 53,698 55,157
Held-to-maturity: Fair value    
Less than 12 Months   15,751
12 Months or More   62,945
Total Fair Value Held-to-maturity securities   78,696
Municipal securities    
Available-for-sale: Unrealized Loss    
Less than 12 Months (475) (10,906)
12 Months or More (25,604) (21,283)
Total Unrealized Loss of Available-for-sale securities (26,079) (32,189)
Held-to-maturity: Unrealized Loss    
Less than 12 Months   (314)
Total Unrealized Loss of Held-to-maturity securities   (314)
Available-for-sale: Fair Value    
Less than 12 Months 37,739 149,261
12 Months or More 188,362 87,794
Total Fair Value Available-for-sale securities 226,101 237,055
Held-to-maturity: Fair value    
Less than 12 Months   23,433
Total Fair Value Held-to-maturity securities   23,433
Mortgage-backed: Agency residential    
Available-for-sale: Unrealized Loss    
Less than 12 Months (1,301) (8,332)
12 Months or More (15,252) (9,908)
Total Unrealized Loss of Available-for-sale securities (16,553) (18,240)
Held-to-maturity: Unrealized Loss    
Less than 12 Months   (4,039)
12 Months or More   (2,431)
Total Unrealized Loss of Held-to-maturity securities   (6,470)
Available-for-sale: Fair Value    
Less than 12 Months 48,400 127,288
12 Months or More 148,449 65,692
Total Fair Value Available-for-sale securities 196,849 192,980
Held-to-maturity: Fair value    
Less than 12 Months   78,452
12 Months or More   17,806
Total Fair Value Held-to-maturity securities   96,258
Mortgage-backed: Agency commercial    
Available-for-sale: Unrealized Loss    
Less than 12 Months (794) (4,764)
12 Months or More (14,396) (12,408)
Total Unrealized Loss of Available-for-sale securities (15,190) (17,172)
Held-to-maturity: Unrealized Loss    
Less than 12 Months   (16,716)
12 Months or More   (29,766)
Total Unrealized Loss of Held-to-maturity securities   (46,482)
Available-for-sale: Fair Value    
Less than 12 Months 22,044 62,672
12 Months or More 112,275 70,216
Total Fair Value Available-for-sale securities 134,319 132,888
Held-to-maturity: Fair value    
Less than 12 Months   103,298
12 Months or More   158,501
Total Fair Value Held-to-maturity securities   261,799
Corporate    
Available-for-sale: Unrealized Loss    
Less than 12 Months (1,426) (2,594)
12 Months or More (2,516) (1,364)
Total Unrealized Loss of Available-for-sale securities (3,942) (3,958)
Available-for-sale: Fair Value    
Less than 12 Months 41,224 52,190
12 Months or More 15,449 5,600
Total Fair Value Available-for-sale securities $ 56,673 $ 57,790