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Comprehensive Income (Reclassification out of AOCI) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Total net realized and unrealized losses | $ (10,549) | $ (1,045)
Net investment income | 43,231 | 37,419
Loss and loss expense incurred | 384,941 | 317,472
Other insurance expenses | 83,240 | 82,051
Income before federal income tax | 19,931 | 67,574
Total federal income tax expense | (1,006) | (17,134)
Net income | 18,925 | 50,440
Reclassification out of AOCI |  |
Net income | 4,004 | 1,279
Pension Plan [Member] | Reclassification out of AOCI |  |
Loss and loss expense incurred | 112 | 110
Other insurance expenses | 420 | 397
Income before federal income tax | 532 | 507
Total federal income tax expense | (112) | (177)
Net income | 420 | 330
Held-to-maturity Securities [Member] | Reclassification out of AOCI |  |
Total net realized and unrealized losses | 1 | 13
Net investment income | (13) | (62)
Income before federal income tax | (12) | (49)
Total federal income tax expense | 2 | 17
Net income | (10) | (32)
Available-for-sale Securities [Member] | Reclassification out of AOCI |  |
Total net realized and unrealized losses | 4,549 | 1,510
Income before federal income tax | 4,549 | 1,510
Total federal income tax expense | (955) | (529)
Net income | $ 3,594 | $ 981

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- Definition This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized during the period from the sale of investments accounted for under the cost method of accounting and losses recognized for other than temporary impairments (OTTI) of the subject investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (c)-(e) -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27357-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7(c),9(a)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27405-111563 + Details
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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