XML 74 R55.htm IDEA: XBRL DOCUMENT
v3.19.1

Other Comprehensive Income (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] |
Other comprehensive income (loss) on a pre-tax and after-tax basis |
Components of other comprehensive income (loss) on a pre-tax and after-tax basis
|  | For the years ended December 31,
($ in millions) |  | 2018 |  | 2017 |  | 2016
|  | Pre-tax |  | Tax |  | After-tax |  | Pre-tax |  | Tax |  | After-tax |  | Pre-tax |  | Tax |  | After-tax
Unrealized net holding gains and losses arising during the period, net of related offsets |  | $ | (1,142 | ) |  | $ | 241 |  |  | $ | (901 | ) |  | $ | 866 |  |  | $ | (304 | ) |  | $ | 562 |  |  | $ | 486 |  |  | $ | (170 | ) |  | $ | 316 |
Less: reclassification adjustment of realized capital gains and losses |  | (186 | ) |  | 39 |  |  | (147 | ) |  | 374 |  |  | (131 | ) |  | 243 |  |  | (180 | ) |  | 63 |  |  | (117 | )
Unrealized net capital gains and losses |  | (956 | ) |  | 202 |  |  | (754 | ) |  | 492 |  |  | (173 | ) |  | 319 |  |  | 666 |  |  | (233 | ) |  | 433 |
Unrealized foreign currency translation adjustments |  | (61 | ) |  | 13 |  |  | (48 | ) |  | 69 |  |  | (24 | ) |  | 45 |  |  | 14 |  |  | (5 | ) |  | 9 |
Unamortized pension and other postretirement prior service credit arising during the period |  | — |  |  | 2 |  |  | 2 |  |  | 1 |  |  | — |  |  | 1 |  |  | 22 |  |  | (5 | ) |  | 17 |
Less: reclassification adjustment of prior service credit amortized into operating costs and expenses |  | 77 |  |  | (16 | ) |  | 61 |  |  | 81 |  |  | (28 | ) |  | 53 |  |  | 77 |  |  | (27 | ) |  | 50 |
Unamortized pension and other postretirement prior service credit |  | (77 | ) |  | 18 |  |  | (59 | ) |  | (80 | ) |  | 28 |  |  | (52 | ) |  | (55 | ) |  | 22 |  |  | (33 | )
Other comprehensive (loss) income |  | $ | (1,094 | ) |  | $ | 233 |  |  | $ | (861 | ) |  | $ | 481 |  |  | $ | (169 | ) |  | $ | 312 |  |  | $ | 625 |  |  | $ | (216 | ) |  | $ | 409 |

X
- References No definition available. + Details
Name: | us-gaap_ComprehensiveIncomeNetOfTaxAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e526-108580 + Details
Name: | us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration