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Investment Securities (Tables) | 9 Months Ended
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Sep. 30, 2014
Investments, Debt and Equity Securities [Abstract] |
Investment Securities Available-for-Sale and Held-to-Maturity | Details of investment securities available-for-sale and held-to-maturity as of September 30, 2014 and December 31, 2013 are as follows:
|  | Available-for-Sale |
|  | September 30, 2014 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
|  | (Dollars in Thousands) |
Mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential |  | $ | 122,911 |  |  | $ | 1,450 |  |  | $ | (594 | ) |  | $ | 123,767 |
Commercial |  |  | 34,331 |  |  |  | 167 |  |  |  | (152 | ) |  |  | 34,346 |
Obligations of states and political subdivisions |  |  | 15,695 |  |  |  | 1,207 |  |  |  | (3 | ) |  |  | 16,899 |
U.S. treasury securities |  |  | 4,155 |  |  |  | — |  |  |  | (209 | ) |  |  | 3,946 |
Obligations of U.S. government sponsored agencies |  |  | 387 |  |  |  | 1 |  |  |  | — |  |  |  | 388 |
Total |  | $ | 177,479 |  |  | $ | 2,825 |  |  | $ | (958 | ) |  | $ | 179,346 |
|  | Held-to-Maturity |
|  | September 30, 2014 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
|  | (Dollars in Thousands) |
Mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  | $ | 3,281 |  |  | $ | 17 |  |  | $ | (5 | ) |  | $ | 3,293 |
Obligations of states and political subdivisions |  |  | 586 |  |  |  | — |  |  |  | (2 | ) |  |  | 584 |
Obligations of U.S. government sponsored agencies |  |  | 32,657 |  |  |  | — |  |  |  | (443 | ) |  |  | 32,214 |
Total |  | $ | 36,524 |  |  | $ | 17 |  |  | $ | (450 | ) |  | $ | 36,091 |
|  | Available-for-Sale |
|  | December 31, 2013 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
|  | (Dollars in Thousands) |
Mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential |  | $ | 82,840 |  |  | $ | 1,479 |  |  | $ | (885 | ) |  | $ | 83,434 |
Commercial |  |  | 30,677 |  |  |  | 143 |  |  |  | (355 | ) |  |  | 30,465 |
Obligations of states and political subdivisions |  |  | 16,230 |  |  |  | 799 |  |  |  | (2 | ) |  |  | 17,027 |
U.S. treasury securities |  |  | 4,161 |  |  |  | — |  |  |  | (334 | ) |  |  | 3,827 |
Obligations of U.S. government sponsored agencies |  |  | 1,000 |  |  |  | 1 |  |  |  | — |  |  |  | 1,001 |
Total |  | $ | 134,908 |  |  | $ | 2,422 |  |  | $ | (1,576 | ) |  | $ | 135,754 |
|  | Held-to-Maturity |
|  | December 31, 2013 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
|  | (Dollars in Thousands) |
Obligations of U.S. government sponsored agencies |  | $ | 35,050 |  |  | $ | — |  |  | $ | (1,685 | ) |  | $ | 33,365 |
Scheduled Maturities of Investment Securities Available-for-Sale and Held-to-Maturity | The scheduled maturities of investment securities available-for-sale and held-to-maturity as of September 30, 2014 are presented in the following table:
|  | Available-for-Sale |  |  | Held-to-Maturity |
|  | Amortized Cost |  |  | Estimated Fair Value |  |  | Amortized Cost |  |  | Estimated Fair Value |
|  | (Dollars in Thousands) |
Maturing within one year |  | $ | 387 |  |  | $ | 388 |  |  | $ | — |  |  | $ | — |
Maturing after one to five years |  |  | 8,173 |  |  |  | 8,582 |  |  |  | — |  |  |  | — |
Maturing after five to ten years |  |  | 100,395 |  |  |  | 100,714 |  |  |  | 14,362 |  |  |  | 14,320 |
Maturing after ten years |  |  | 68,524 |  |  |  | 69,662 |  |  |  | 22,162 |  |  |  | 21,771 |
Total |  | $ | 177,479 |  |  | $ | 179,346 |  |  | $ | 36,524 |  |  | $ | 36,091 |
Investments' Gross Unrealized Losses and Fair Value | The following table reflects the Company’s investments’ gross unrealized losses and fair value, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position, as of September 30, 2014 and December 31, 2013.
|  | Available-for-Sale |
|  | September 30, 2014 |
|  | Less than 12 Months |  |  | 12 Months or More |
|  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
|  | (Dollars in Thousands) |
Mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential |  | $ | 48,499 |  |  | $ | (280 | ) |  | $ | 13,257 |  |  | $ | (314 | )
Commercial |  |  | 22,236 |  |  |  | (116 | ) |  |  | 1,344 |  |  |  | (36 | )
Obligations of states and political subdivisions |  |  | 269 |  |  |  | (3 | ) |  |  | — |  |  |  | — |
U.S. treasury securities |  |  | — |  |  |  | — |  |  |  | 3,866 |  |  |  | (209 | )
Total |  | $ | 71,004 |  |  | $ | (399 | ) |  | $ | 18,467 |  |  | $ | (559 | )
|  | Held-to-Maturity |
|  | September 30, 2014 |
|  | Less than 12 Months |  |  | 12 Months or More |
|  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
|  | (Dollars in Thousands) |
Mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial |  | $ | 552 |  |  | $ | (5 | ) |  | $ | — |  |  | $ | — |
Obligations of states and political subdivisions |  |  | 583 |  |  |  | (2 | ) |  |  | — |  |  |  | — |
Obligations of U.S. government sponsored agencies |  |  | 9,848 |  |  |  | (17 | ) |  |  | 21,369 |  |  |  | (426 | )
Total |  | $ | 10,983 |  |  | $ | (24 | ) |  | $ | 21,369 |  |  | $ | (426 | )
|  | Available-for-Sale |
|  | December 31, 2013 |
|  | Less than 12 Months |  |  | 12 Months or More |
|  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
|  | (Dollars in Thousands) |
Mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential |  | $ | 43,091 |  |  | $ | (885 | ) |  | $ | — |  |  | $ | — |
Commercial |  |  | 21,231 |  |  |  | (337 | ) |  |  | 271 |  |  |  | (18 | )
Obligations of states and political subdivisions |  |  | 1,050 |  |  |  | (2 | ) |  |  | — |  |  |  | — |
U.S. treasury securities |  |  | 3,748 |  |  |  | (334 | ) |  |  | — |  |  |  | — |
Total |  | $ | 69,120 |  |  | $ | (1,558 | ) |  | $ | 271 |  |  | $ | (18 | )
|  | Held-to-Maturity |
|  | December 31, 2013 |
|  | Less than 12 Months |  |  | 12 Months or More |
|  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
|  | (Dollars in Thousands) |
Obligations of U.S. government sponsored agencies |  | $ | 33,365 |  |  | $ | (1,685 | ) |  | $ | — |  |  | $ | — |

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- Definition Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62557-112803 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27198-111563 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62586-112803 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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- Definition For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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