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Derivative Financial Instruments (Tables) | 12 Months Ended
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Dec. 31, 2017
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Fair Value of Derivative Instruments | As of December 31, 2017 and 2016, the total notional amount of the Company’s swaps was $198.5 million and $202.7 million, respectively. The location of the asset and liability, and their respective fair values are summarized in the tables below.
|  | December 31, 2017 |
|  | Asset Derivatives |  |  | Liability Derivatives |
|  | Balance Sheet Location |  |  | Fair Value |  |  | Balance Sheet Location |  |  | Fair Value |
|  |  |  |  | (Dollars in thousands) |  |  |  |
Derivatives not designated as hedging instruments: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps |  |  | Other assets |  |  | $ | 3,211 |  |  |  | Other liabilities |  |  | $ | 3,211 |
Total derivatives |  |  |  |  |  | $ | 3,211 |  |  |  |  |  |  | $ | 3,211 |
|  | December 31, 2016 |
|  | Asset Derivatives |  |  | Liability Derivatives |
|  | Balance Sheet Location |  |  | Fair Value |  |  | Balance Sheet Location |  |  | Fair Value |
|  |  |  |  | (Dollars in thousands) |  |  |  |
Derivatives not designated as hedging instruments: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps |  |  | Other assets |  |  | $ | 5,783 |  |  |  | Other liabilities |  |  | $ | 5,783 |
Total derivatives |  |  |  |  |  | $ | 5,783 |  |  |  |  |  |  | $ | 5,783 |
Effect of Derivative Instruments on Consolidated Statement of Earnings | The following table summarizes the effect of derivative financial instruments on the consolidated statements of earnings for the periods presented.
Derivatives Not Designated as Hedging Instruments |  | Location of Gain Recognized in Income on Derivative Instruments |  | Amount of Gain Recognized in Income on Derivative Instruments |
|  |  |  | For the Year Ended December 31, |
|  |  |  | 2017 |  |  | 2016 |  |  | 2015 |
|  |  |  | (Dollars in thousands) |
Interest rate swaps |  | Other income |  | $ | 615 |  |  | $ | 691 |  |  | $ | 333 |
Total |  |  |  | $ | 615 |  |  | $ | 691 |  |  | $ | 333 |

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- Definition Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5618551-113959 + Details
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- Definition Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624163-113959 + Details
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