XML 56 R45.htm IDEA: XBRL DOCUMENT v3.5.0.2
Borrowing Arrangements (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Borrowing Arrangements    
Investments securing FHLB advances, amortized cost $ 533,044  
San Fransisco Branch    
Borrowing Arrangements    
Advances from FHLB 0 $ 0
Federal Home Loan Bank Advances [Member] | Securities Pledged as Collateral    
Borrowing Arrangements    
Investments securing FHLB advances, amortized cost 631 750
Estimated Fair Value $ 694 $ 825