XML 74 R61.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Bank segment - Components of Investment Securities (Details)
$ in Thousands
Jun. 30, 2024
USD ($)
issue
Dec. 31, 2023
USD ($)
issue
Available-for-sale    
Amortized cost $ 1,288,002  
Available-for-sale investment securities, at fair value 1,061,687 $ 1,136,439
Held-to-maturity    
Held-to-maturity investment securities, at amortized cost 1,179,182 1,201,314
Held-to-maturity investment securities 1,058,691  
American Savings Bank (ASB)    
Available-for-sale    
Amortized cost 1,288,002 1,341,886
Gross unrealized gains 3 0
Gross unrealized losses (226,318) (205,447)
Available-for-sale investment securities, at fair value $ 1,061,687 $ 1,136,439
Gross unrealized losses, less than 12 months, number of issues | issue 0 3
Gross unrealized losses, less than 12 months, fair value $ 0 $ 1,649
Gross unrealized losses, less than 12 months, amount $ 0 $ (22)
Gross unrealized losses, 12 months or longer, number of issues | issue 126 128
Gross unrealized losses, 12 months or longer, fair value $ 1,047,001 $ 1,120,432
Gross unrealized losses, 12 months or more, amount (226,318) (205,425)
Held-to-maturity    
Held-to-maturity investment securities, at amortized cost 1,179,182 1,201,314
Gross unrealized gains 41 2,221
Gross unrealized losses (120,532) (99,867)
Held-to-maturity investment securities $ 1,058,691 $ 1,103,668
Less than 12 months, number of issues | issue 30 37
Less than 12 months, fair value $ 314,047 $ 378,326
Less than 12 months, amount $ (9,253) $ (7,610)
12 months or longer, number of issues | issue 75 46
12 months or longer: fair value $ 737,702 $ 484,864
12 months or longer, amount (111,279) (92,257)
U.S. Treasury and federal agency obligations | American Savings Bank (ASB)    
Available-for-sale    
Amortized cost 9,226 12,437
Gross unrealized gains 0 0
Gross unrealized losses (343) (427)
Available-for-sale investment securities, at fair value $ 8,883 $ 12,010
Gross unrealized losses, less than 12 months, number of issues | issue 0 0
Gross unrealized losses, less than 12 months, fair value $ 0 $ 0
Gross unrealized losses, less than 12 months, amount $ 0 $ 0
Gross unrealized losses, 12 months or longer, number of issues | issue 8 9
Gross unrealized losses, 12 months or longer, fair value $ 8,883 $ 12,010
Gross unrealized losses, 12 months or more, amount (343) (427)
Held-to-maturity    
Held-to-maturity investment securities, at amortized cost 59,929 59,917
Gross unrealized gains 0 0
Gross unrealized losses (7,839) (7,135)
Held-to-maturity investment securities $ 52,090 $ 52,782
Less than 12 months, number of issues | issue 0 0
Less than 12 months, fair value $ 0 $ 0
Less than 12 months, amount $ 0 $ 0
12 months or longer, number of issues | issue 3 3
12 months or longer: fair value $ 52,090 $ 52,782
12 months or longer, amount (7,839) (7,135)
Mortgage-backed securities | American Savings Bank (ASB)    
Available-for-sale    
Amortized cost 1,229,529 1,279,852
Gross unrealized gains 3 0
Gross unrealized losses (223,731) (202,684)
Available-for-sale investment securities, at fair value $ 1,005,801 $ 1,077,168
Gross unrealized losses, less than 12 months, number of issues | issue 0 3
Gross unrealized losses, less than 12 months, fair value $ 0 $ 1,649
Gross unrealized losses, less than 12 months, amount $ 0 $ (22)
Gross unrealized losses, 12 months or longer, number of issues | issue 115 116
Gross unrealized losses, 12 months or longer, fair value $ 1,005,191 $ 1,075,519
Gross unrealized losses, 12 months or more, amount (223,731) (202,662)
Held-to-maturity    
Held-to-maturity investment securities, at amortized cost 1,119,253 1,141,397
Gross unrealized gains 41 2,221
Gross unrealized losses (112,693) (92,732)
Held-to-maturity investment securities $ 1,006,601 $ 1,050,886
Less than 12 months, number of issues | issue 30 37
Less than 12 months, fair value $ 314,047 $ 378,326
Less than 12 months, amount $ (9,253) $ (7,610)
12 months or longer, number of issues | issue 72 43
12 months or longer: fair value $ 685,612 $ 432,082
12 months or longer, amount (103,440) (85,122)
Corporate bonds | American Savings Bank (ASB)    
Available-for-sale    
Amortized cost 35,171 35,239
Gross unrealized gains 0 0
Gross unrealized losses (2,244) (2,336)
Available-for-sale investment securities, at fair value $ 32,927 $ 32,903
Gross unrealized losses, less than 12 months, number of issues | issue 0 0
Gross unrealized losses, less than 12 months, fair value $ 0 $ 0
Gross unrealized losses, less than 12 months, amount $ 0 $ 0
Gross unrealized losses, 12 months or longer, number of issues | issue 3 3
Gross unrealized losses, 12 months or longer, fair value $ 32,927 $ 32,903
Gross unrealized losses, 12 months or more, amount (2,244) (2,336)
Mortgage revenue bonds | American Savings Bank (ASB)    
Available-for-sale    
Amortized cost 14,076 14,358
Gross unrealized gains 0 0
Gross unrealized losses 0 0
Available-for-sale investment securities, at fair value $ 14,076 $ 14,358
Gross unrealized losses, less than 12 months, number of issues | issue 0 0
Gross unrealized losses, less than 12 months, fair value $ 0 $ 0
Gross unrealized losses, less than 12 months, amount $ 0 $ 0
Gross unrealized losses, 12 months or longer, number of issues | issue 0 0
Gross unrealized losses, 12 months or longer, fair value $ 0 $ 0
Gross unrealized losses, 12 months or more, amount $ 0 $ 0