XML 54 R43.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Investment Securities, Equity Securities with Readily Determinable Fair Values and Other Investments - Other Investments (Details) - USD ($)
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
LIHTC      
Impairment losses $ 0 $ 0  
Other investments      
LIHTC      
Investments 201,716,000   $ 200,245,000
Other liabilities      
LIHTC      
Unfunded commitments $ 23,590,000   $ 34,126,000