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v3.23.1

Policyholder Liabilities - Schedule of Changes in the Liability for Market Risk Benefits (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Market Risk Benefit Liability |  |  |
Beginning balance, market risk benefit | $ 2,225,621 |  |
Ending balance, market risk benefit | 2,422,881 | $ 2,225,621 |
Fixed Rate Annuities |  |  |
Market Risk Benefit Liability |  |  |
Beginning balance, market risk benefit | 37,863 | 78,411 |
Balance, beginning of year, before effect of changes in the instrument-specific credit risk | 44,355 | 77,732 |
Issuances | 0 | 376 |
Interest accrual | 607 | 1,349 |
Attributed fees collected | 302 | 1,270 |
Benefits payments | 0 | 0 |
Effect of changes in interest rates | 2,973 | (19,421) |
Effect of changes in equity markets | 0 | 0 |
Effect of changes in equity index volatility | 0 | 0 |
Effect of changes in future expected policyholder behavior | 0 | 0 |
Effect of changes in future expected policyholder behavior | 714 | 602 |
Effect of changes in other future expected assumptions | 0 | (17,553) |
Balance, end of year, before effect of changes in the instrument-specific credit | 48,951 | 44,355 |
Effect of changes in the instrument-specific credit risk | (7,795) | (6,492) |
Ending balance, market risk benefit | 41,156 | 37,863 |
Reinsured MRB, end of period | 11,463 | 10,656 | $ 0
Balance, end of period, net of reinsurance | 29,693 | 27,207 |
Net amount at risk (a) | $ 262,643 | $ 258,826 |
Weighted average attained age of contract holders (years) | 69 years | 69 years |
Fixed Index Annuities |  |  |
Market Risk Benefit Liability |  |  |
Beginning balance, market risk benefit | $ 2,187,758 | $ 2,557,379 |
Balance, beginning of year, before effect of changes in the instrument-specific credit risk | 2,453,169 | 2,310,436 |
Issuances | 44,841 | 59,452 |
Interest accrual | 36,217 | 72,551 |
Attributed fees collected | 30,041 | 125,168 |
Benefits payments | 0 | 0 |
Effect of changes in interest rates | 172,165 | (952,265) |
Effect of changes in equity markets | (16,573) | 186,618 |
Effect of changes in equity index volatility | (7,760) | 241,563 |
Effect of changes in future expected policyholder behavior | 0 | 0 |
Effect of changes in future expected policyholder behavior | 3,738 | 46,567 |
Effect of changes in other future expected assumptions | 0 | 363,079 |
Balance, end of year, before effect of changes in the instrument-specific credit | 2,715,838 | 2,453,169 |
Effect of changes in the instrument-specific credit risk | (334,113) | (265,411) |
Ending balance, market risk benefit | 2,381,725 | 2,187,758 |
Reinsured MRB, end of period | 674,239 | 593,959 | $ 156,931
Balance, end of period, net of reinsurance | 1,707,486 | 1,593,799 |
Net amount at risk (a) | $ 11,120,564 | $ 10,987,198 |
Weighted average attained age of contract holders (years) | 71 years | 71 years |

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- Definition Amount, before tax, of accumulated other comprehensive income (loss) (AOCI) from (increase) decrease in instrument-specific credit risk on contract or contract feature in long-duration contract issued by insurance entity protecting contract holder from other-than-nominal capital market risk and exposing insurance entity to other-than-nominal capital market risk. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 55 -Paragraph 29G -URI https://asc.fasb.org/extlink&oid=126561865&loc=SL117819547-158441 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 50 -Paragraph 7B -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124506351&loc=SL117782768-158439 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 55 -Paragraph 13K -Subparagraph (k) -URI https://asc.fasb.org/extlink&oid=126561865&loc=SL117783743-158441 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641 + Details
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- Definition Amount, before effect of reinsurance and after accumulated increase (decrease) in instrument-specific credit risk, of contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 55 -Paragraph 29G -URI https://asc.fasb.org/extlink&oid=126561865&loc=SL117819547-158441 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 50 -Paragraph 7B -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124506351&loc=SL117782768-158439 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=124509262&loc=SL117780254-158436 + Details
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- Definition Amount of cash inflow to contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk from attributed fee collected. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 50 -Paragraph 7B -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124506351&loc=SL117782768-158439 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 55 -Paragraph 29G -URI https://asc.fasb.org/extlink&oid=126561865&loc=SL117819547-158441 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 55 -Paragraph 13K -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126561865&loc=SL117783743-158441 + Details
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- Definition Amount, before effect of reinsurance and cumulative increase (decrease) in instrument-specific credit risk, of contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 55 -Paragraph 29G -URI https://asc.fasb.org/extlink&oid=126561865&loc=SL117819547-158441 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 50 -Paragraph 7B -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124506351&loc=SL117782768-158439 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641 + Details
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- Definition Amount of cash outflow to policyholder from benefit payment for contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 50 -Paragraph 7B -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124506351&loc=SL117782768-158439 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (h)(1) -URI https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 55 -Paragraph 29G -URI https://asc.fasb.org/extlink&oid=126561865&loc=SL117819547-158441 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 55 -Paragraph 13K -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126561865&loc=SL117783743-158441 + Details
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