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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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- Definition This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563 + Details
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- Definition This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=49167202&loc=d3e26805-111562 + Details
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- Definition This item represents the gain (loss) realized on the sale of held-to-maturity securities disposed of during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27405-111563 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 1A -Subparagraph (b)(1)(i) -URI http://asc.fasb.org/extlink&oid=55761124&loc=SL6224234-111729 + Details
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- Definition The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=49167202&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 + Details
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