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Accumulated Other Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2020
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule of Accumulated Other Comprehensive Income (Loss) | The table below details the components of accumulated other comprehensive income at year end:
| Pre-Tax Amount |  | Tax (Expense) Benefit |  | Net-of-Tax Amount
December 31, 2017 | $ | 12,044 |  |  | $ | (2,823) |  |  | $ | 9,221 |
Reclassification due to adoption of ASU 2016-01 | (12,300) |  |  | 2,962 |  |  | (9,338) |
Adjusted balance at January 1, 2018 | (256) |  |  | 139 |  |  | (117) |
Changes in net unrealized gain on investments | (9,999) |  |  | 2,327 |  |  | (7,672) |
Reclassification adjustment for net realized gains | (1,655) |  |  | 414 |  |  | (1,241) |
December 31, 2018 | (11,910) |  |  | 2,880 |  |  | (9,030) |
Changes in net unrealized gain on investments | 28,089 |  |  | (6,219) |  |  | 21,870 |
Reclassification adjustment for net realized gains | (1,217) |  |  | (304) |  |  | (1,521) |
December 31, 2019 | 14,962 |  |  | (3,643) |  |  | 11,319 |
Changes in net unrealized gain on investments | 64,421 |  |  | (16,101) |  |  | 48,320 |
Reclassification adjustment for net realized gains | (66,594) |  |  | 16,648 |  |  | (49,946) |
December 31, 2020 | $ | 12,789 |  |  | $ | (3,096) |  |  | $ | 9,693 |

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