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Investment Securities - Securities Sold and Pledged as Collateral (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Available-for-sale:
Sales proceeds	$ 0	$ 413	$ 1,559	$ 2,435
Gross realized gains	0	4	8	4
Gross realized (losses)	0	0	0	(15)
Held-to-maturity:
Sales proceeds	1,015	0	1,015	2,146
Gross realized gains	72	0	72	104
Gross realized (losses)	0	$ 0	0	$ 0
State of California
Held-to-maturity:
Available-for-sale securities pledged as collateral	66,000		66,000		$ 74,700
Public Deposits
Held-to-maturity:
Available-for-sale securities pledged as collateral	65,200		65,200		73,800
Trust Deposits
Held-to-maturity:
Available-for-sale securities pledged as collateral	844		844		856
Internal checking account
Held-to-maturity:
Available-for-sale securities pledged as collateral	$ 1,100		$ 1,100		$ 1,100

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Held-to-maturity Securities, Sold Security, Gross Realized Gains

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This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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-Name Accounting Standards Codification



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-SubTopic 10



-Section 50



-Paragraph 9



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Sum of the carrying amounts as of the date of the latest financial statement presented of securities which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party.

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The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities.

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The cash inflow associated with the sale of securities that had been designated as held-to-maturity. Excludes proceeds from maturities, prepayments and calls by the issuer.

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