XML 78 R68.htm IDEA: XBRL DOCUMENT v3.22.2.2
Deposits (Details) - USD ($)
Sep. 30, 2022
Dec. 31, 2021
Deposits Disclosure [Line Items]    
Time Deposits, $250,000 or More $ 1,450,000,000 $ 1,490,000,000
Brokered deposits 1,560,000,000 810,900,000
Noninterest bearing 5,590,952,000 5,751,870,000
Money market and NOW accounts 5,885,093,000 6,178,850,000
Savings deposits 317,841,000 321,377,000
Time deposits 3,708,323,000 2,788,353,000
Total deposits $ 15,502,209,000 $ 15,040,450,000
Percent of total deposit balance, by type 100.00% 100.00%
Money market and NOW accounts    
Deposits Disclosure [Line Items]    
Brokered deposits $ 314,700,000 $ 770,000,000
Percent of total deposit balance, by type 38.00% 41.00%
Time deposit accounts    
Deposits Disclosure [Line Items]    
Brokered deposits $ 1,250,000,000 $ 40,900,000
Noninterest Bearing Demand Deposits    
Deposits Disclosure [Line Items]    
Percent of total deposit balance, by type 36.00% 38.00%
Savings Deposits    
Deposits Disclosure [Line Items]    
Percent of total deposit balance, by type 2.00% 2.00%
Bank Time Deposits    
Deposits Disclosure [Line Items]    
Percent of total deposit balance, by type 24.00% 19.00%
California State Treasurer    
Deposits Disclosure [Line Items]    
Time Deposits, $250,000 or More $ 300,000,000 $ 300,000,000
Required eligible collateral pledge on outstanding deposits, minimum percentage 110.00%  
Securities pledged as collateral $ 357,100,000 $ 359,800,000