Cash and Due from Banks	12 Months Ended
Cash and Due from Banks	Dec. 31, 2016
Cash and Due from Banks [Abstract]
Cash and Due from Banks	Cash and Due from Banks The Company is required to maintain a $500,000 minimum average daily balance with the Federal Reserve Bank of San Francisco ("Federal Reserve Bank") for purposes of settling financial transactions and charges for Federal Reserve Bank services. The Company is also required to maintain cash balances or deposits with the Federal Reserve Bank sufficient to meet its statutory reserve requirements. The average reserve requirement for the maintenance period, which included December 31, 2016, was $0. The Company is required to maintain a $500,000 balance with a correspondent bank for outsourced servicing of ATMs.

The entire disclosure for cash and cash equivalent footnotes, which may include the types of deposits and money market instruments, applicable carrying amounts, restricted amounts and compensating balance arrangements. Cash and equivalents include: (1) currency on hand (2) demand deposits with banks or financial institutions (3) other kinds of accounts that have the general characteristics of demand deposits (4) short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Generally, only investments maturing within three months from the date of acquisition qualify.