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Reinsurance | 6 Months Ended
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Jun. 30, 2018
Reinsurance Disclosures [Abstract] |
Reinsurance |
Note 9 | Reinsurance
Effects of reinsurance ceded on property and casualty premiums earned and life premiums and contract charges
($ in millions) |  | Three months ended June 30, |  | Six months ended June 30,
| 2018 |  | 2017 |  | 2018 |  | 2017
Property and casualty insurance premiums earned |  | $ | (257 | ) |  | $ | (254 | ) |  | $ | (496 | ) |  | $ | (500 | )
Life premiums and contract charges |  | (73 | ) |  | (75 | ) |  | (145 | ) |  | (150 | )
Effects of reinsurance ceded on property and casualty insurance claims and claims expense, life contract benefits and interest credited to contractholder funds
($ in millions) |  | Three months ended June 30, |  | Six months ended June 30,
| 2018 |  | 2017 |  | 2018 |  | 2017
Property and casualty insurance claims and claims expense |  | $ | (138 | ) |  | $ | (124 | ) |  | $ | (325 | ) |  | $ | (255 | )
Life contract benefits |  | (66 | ) |  | (70 | ) |  | (115 | ) |  | (117 | )
Interest credited to contractholder funds |  | (7 | ) |  | (6 | ) |  | (11 | ) |  | (11 | )

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- References No definition available. + Details
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- Definition The entire disclosure pertaining to the existence, magnitude and information about insurance that has been ceded to or assumed from another insurance company, including the methodologies and assumptions used in determining recorded amounts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -URI http://asc.fasb.org/topic&trid=2303980 + Details
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