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Comprehensive Income (Loss) - Schedule of Components of Other Comprehensive Income or Loss and Related Tax Effects Allocated to Each Component (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Before Tax |  |  |  |
Unrealized (losses) gains arising during the period, Before Tax | $ 247 | $ 447 | $ 56 | $ 4,777
Change in allowance for credit losses, Before Tax | 70 |  | 596 |
Call and repayment (gains) losses charged to investment income, Before Tax | (15) | (2) | (231) | (1)
Reclassification adjustment for net realized losses (gains) | 21 | (26) | (1,133) | (59)
Total other comprehensive (losses) gains, Before Tax | 323 | 419 | (712) | 4,717
Income Tax Effect |  |  |  |
Unrealized (losses) gains arising during the period, Income Tax Effect | 61 | 90 | 14 | 1,188
Change in allowance for credit losses, Income Tax Effect | 17 |  | 146 |
Call and repayment (gains) losses charged to investment income, Income Tax Effect | (4) |  | (56) |
Reclassification adjustment for realized losses (gains), Income Tax Effect | 5 | (7) | (278) | (15)
Total other comprehensive (losses) gains, Income Tax Effect | 79 | 83 | (174) | 1,173
Net of Tax |  |  |  |
Unrealized (losses) gains arising during the period, Net of Tax | 186 | 357 | 42 | 3,589
Change in allowance for credit losses, Net of Tax | 53 |  | 450 |
Call and repayment (gains) losses charged to investment income, Net of Tax | (11) | (2) | (175) | (1)
Reclassification adjustment for realized losses (gains), Net of Tax | 16 | (19) | (855) | (44)
Total other comprehensive income (loss), net of income taxes | $ 244 | $ 336 | $ (538) | $ 3,544

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