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Comprehensive Income (Reclassification out of AOCI) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Net realized and unrealized investment gains (losses) | $ 7,721 | $ (2,183) | $ (24,296) | $ 15,295
Net investment income earned | 68,185 | 55,826 | 158,596 | 164,949
Loss and loss expense incurred | 447,802 | 398,675 | 1,252,075 | 1,166,238
Other insurance expenses | 89,530 | 90,234 | 269,477 | 261,975
Income before federal income tax | 85,257 | 71,178 | 143,947 | 235,097
Total federal income tax expense | (15,382) | (15,028) | (24,653) | (45,333)
Net income | 69,875 | 56,150 | 119,294 | 189,764
Reclassification out of AOCI |  |  |  |
Net income | (2,064) | 2,752 | 15,320 | 1,899
Pension Plan [Member] | Reclassification out of AOCI |  |  |  |
Loss and loss expense incurred | 162 | 146 | 486 | 436
Other insurance expenses | 592 | 519 | 1,775 | 1,557
Income before federal income tax | 754 | 665 | 2,261 | 1,993
Total federal income tax expense | (158) | (140) | (474) | (419)
Net income | 596 | 525 | 1,787 | 1,574
Held-to-maturity Securities [Member] | Reclassification out of AOCI |  |  |  |
Net realized and unrealized investment gains (losses) | 4 | (3) | 5 | (12)
Net investment income earned | (5) | 0 | (12) | (21)
Income before federal income tax | (1) | (3) | (7) | (33)
Total federal income tax expense | 1 | 1 | 2 | 7
Net income | 0 | (2) | (5) | (26)
Available for sale securities, excluding credit losses [Member] | Reclassification out of AOCI |  |  |  |
Net realized and unrealized investment gains (losses) | (515) | 2,821 | 9,126 | 444
Income before federal income tax | (515) | 2,821 | 9,126 | 444
Total federal income tax expense | 109 | (592) | (1,916) | (93)
Net income | (406) | 2,229 | 7,210 | 351
Available for sale securities, including credit losses | Reclassification out of AOCI |  |  |  |
Net realized and unrealized investment gains (losses) | (2,853) | 0 | 8,010 | 0
Income before federal income tax | (2,853) | 0 | 8,010 | 0
Total federal income tax expense | 599 | 0 | (1,682) | 0
Net income | $ (2,254) | $ 0 | $ 6,328 | $ 0

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