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Reinsurance and Policy Provisions (Tables) | 12 Months Ended
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Dec. 31, 2017
Reinsurance Disclosures [Abstract] |
Amounts Ceded to EquiTrust and Athene, Impact on Consolidated Statements of Operations and Cash Flows | Amounts ceded to EquiTrust and Athene under these agreements are as follows:
| Year Ended December 31,
| 2017 |  | 2016 |  | 2015
| (Dollars in thousands)
Consolidated Statements of Operations |  |  |  |  |
Annuity product charges | $ | 6,458 |  |  | $ | 5,366 |  |  | $ | 5,427 |
Change in fair value of derivatives | 94,382 |  |  | 18,446 |  |  | (14,360 | )
| $ | 100,840 |  |  | $ | 23,812 |  |  | $ | (8,933 | )
Interest sensitive and index product benefits | $ | 177,332 |  |  | $ | 93,487 |  |  | $ | 88,923 |
Change in fair value of embedded derivatives | 35,561 |  |  | 23,848 |  |  | (22,616 | )
Other operating costs and expenses | 19,877 |  |  | 24,039 |  |  | 9,922 |
| $ | 232,770 |  |  | $ | 141,374 |  |  | $ | 76,229 |
Consolidated Statements of Cash Flows |  |  |  |  |
Annuity deposits | $ | (387,280 | ) |  | $ | (1,736,054 | ) |  | $ | (471,822 | )
Cash payments to policyholders | 380,683 |  |  | 418,499 |  |  | 391,045 |
| $ | (6,597 | ) |  | $ | (1,317,555 | ) |  | $ | (80,777 | )

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- Definition Tabular disclosure of the effects of reinsurance, for example, but not limited to, disclosure of direct, assumed, and ceded insurance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 605 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547 + Details
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- References No definition available. + Details
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