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Comprehensive Income and Accumulated Other Comprehensive Income (Tables) | 9 Months Ended
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Sep. 30, 2018
Equity [Abstract] |
Schedule of Changes in Accumulated Other Comprehensive Income (AOCI) | The following table illustrates the changes in the balance of each component of accumulated other comprehensive income for each period presented in the interim financial statements.
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
|  | (in thousands) |
Beginning balance |  | $ | (2,083 | ) |  | $ | 2,416 |  |  | $ | 3,612 |  |  | $ | (492 | )
Other comprehensive income (loss) before reclassification |  |  | (2,143 | ) |  |  | 820 |  |  |  | (7,964 | ) |  |  | 4,032 |
Amounts reclassified from accumulated other comprehensive income |  |  | 25 |  |  |  | (203 | ) |  |  | 151 |  |  |  | (507 | )
Net current period other comprehensive income (loss) |  |  | (2,118 | ) |  |  | 617 |  |  |  | (7,813 | ) |  |  | 3,525 |
Ending balance |  | $ | (4,201 | ) |  | $ | 3,033 |  |  | $ | (4,201 | ) |  | $ | 3,033 |
Reclassification Out of Accumulated Other Comprehensive Income | The effects of reclassifications out of accumulated other comprehensive income by the respective line items of net income are presented in the following table.
Component of Accumulated Other |  | Three Months Ended |  |  | Nine Months Ended |  |  | Affected line item in the
Comprehensive Income |  | September 30, |  |  | September 30, |  |  | statement of income
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |  |  |
|  | (in thousands) |  |  |
Unrealized gains (losses) on available-for-sale securities |  | $ | (32 | ) |  | $ | 312 |  |  | $ | (445 | ) |  | $ | 780 |  |  | Net realized losses on investments
|  |  | (32 | ) |  |  | 312 |  |  |  | (445 | ) |  |  | 780 |  |  | Income before income taxes
|  |  | 7 |  |  |  | (109 | ) |  |  | 40 |  |  |  | (273 | ) |  | Income tax expense
|  | $ | (25 | ) |  | $ | 203 |  |  | $ | (405 | ) |  | $ | 507 |  |  | Net income

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- Definition Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). + References No definition available. + Details
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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669686-108580 + Details
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