XML 72 R60.htm IDEA: XBRL DOCUMENT v3.7.0.1
Deposits (Details) - USD ($)
$ in Millions
Mar. 31, 2017
Dec. 31, 2016
Deposits Disclosure [Line Items]    
Time Deposits, $250,000 or More $ 1,560.0 $ 1,550.0
California State Treasurer    
Deposits Disclosure [Line Items]    
Time Deposits, $250,000 or More 300.0  
Available-for-sale Securities Pledged as Collateral 355.7 371.6
Interest-bearing Domestic Deposit, Brokered $ 714.4 $ 724.7