XML 91 R81.htm IDEA: XBRL DOCUMENT v3.23.3
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Reclassified out of AOCI) (LOSS) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Sep. 30, 2023
Sep. 30, 2022
Amounts reclassified out of each component of accumulated other comprehensive income                
Net (losses) gains on sales of investment securities $ (135)     $ 0     $ (135) $ 8,506
Income tax (expenses) benefit (4,349)     (5,919)     (13,880) (18,141)
Amortization of unrealized losses on investment securities transferred to HTM             3,644 4,295
Total reclassification adjustments from AOCI for the period, net of tax 13,141 $ 14,475 $ 16,187 16,715 $ 17,594 $ 19,438 43,803 53,747
Amortization of net actuarial losses                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amortization 19     (20)     58 (284)
Reclassification from AOCI, tax (7)     5     (17) 76
Amounts reclassified from AOCI 12     (15)     41 (208)
Amortization of net transition obligation                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amortization (2)     (5)     (6) (14)
Reclassification from AOCI, tax 2     2     2 4
Amounts reclassified from AOCI 0     (3)     (4) (10)
SERPs                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amounts reclassified from AOCI 12     (18)     37 (3,285)
Settlement                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amortization               (4,884)
Reclassification from AOCI, tax               1,817
Amounts reclassified from AOCI               (3,067)
Net actuarial losses arising during the period                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amortization               (952)
Reclassification from AOCI, tax               255
Amounts reclassified from AOCI               (697)
Investment Securities                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amounts reclassified from AOCI (1,587)     (1,699)     (4,263) (3,147)
Amount Reclassified from AOCI                
Amounts reclassified out of each component of accumulated other comprehensive income                
Total reclassification adjustments from AOCI for the period, net of tax (1,575)     (1,717)     (4,226) (6,432)
Amount Reclassified from AOCI | Accumulated Net Unrealized Loss on Held To Maturity Securities                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amortization of unrealized losses on investment securities transferred to HTM (2,026)     (2,319)     (5,670) (4,295)
Tax effect 538     620     1,506 1,148
Amortization of unrealized losses on investment securities transferred to held-to-maturity (1,488)     (1,699)     (4,164) (3,147)
Amount Reclassified from AOCI | Amortization of net actuarial losses                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amortization 19     (20)     58 (284)
Amount Reclassified from AOCI | Amortization of net transition obligation                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amortization (2)     (5)     (6) (14)
Amount Reclassified from AOCI | SERPs                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amortization 17     (25)     52 (5,182)
Reclassification from AOCI, tax (5)     7     (15) 1,897
Amounts reclassified from AOCI 12     (18)     37 (3,285)
Amount Reclassified from AOCI | Settlement                
Amounts reclassified out of each component of accumulated other comprehensive income                
Amortization             0 (4,884)
Amount Reclassified from AOCI | Investment Securities                
Amounts reclassified out of each component of accumulated other comprehensive income                
Net (losses) gains on sales of investment securities (135)     0     (135) 0
Income tax (expenses) benefit 36     0     36 0
Total reclassification adjustments from AOCI for the period, net of tax $ (99)     $ 0     $ (99) $ 0