XML 60 R49.htm IDEA: XBRL DOCUMENT v3.7.0.1
Borrowing Arrangements (Details) - USD ($)
Jun. 30, 2017
Dec. 31, 2016
Borrowing Arrangements    
Investments securing FHLB advances, amortized cost $ 520,905,000  
Federal Funds Purchased 0 $ 400,000
Federal Home Loan Bank Advances [Member] | Securities Pledged as Collateral    
Borrowing Arrangements    
Investments securing FHLB advances, amortized cost 467,000 584,000
Estimated Fair Value 509,000 637,000
San Fransisco Branch    
Borrowing Arrangements    
Advances from FHLB $ 0 $ 0