XML 137 R121.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Contractholder Funds - Changes in Policyholder Account Balances (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Changes in policyholder account balances |  |
Policyholder account balance, beginning of period | $ 26,349.6 |
Policyholder account balance, end of period | 25,322.2 | $ 26,349.6
Retirement and Income Solutions |  |
Changes in policyholder account balances |  |
Policyholder account balance, beginning of period | 19,764.4 |
Policyholder account balance, end of period | 18,774.0 | 19,764.4
Retirement and Income Solutions | Workplace savings and retirement solutions |  |
Changes in policyholder account balances |  |
Policyholder account balance, beginning of period | 12,154.7 | 10,996.2
Premiums and deposits | 4,441.7 | 3,719.5
Policy charges | (31.6) | (28.5)
Surrenders, withdrawals and benefit payments | (4,356.6) | (2,866.7)
Net transfers from (to) separate account | 264.8 | 164.6
Interest credited | 280.2 | 194.3
Other | (31.7) | (24.7)
Policyholder account balance, end of period | $ 12,721.5 | $ 12,154.7
Weighted-average crediting rate | 2.54% | 1.94%
Cash surrender value | $ 11,211.9 | $ 10,341.7
Retirement and Income Solutions | Individual variable annuities |  |
Changes in policyholder account balances |  |
Policyholder account balance, beginning of period | 381.4 | 380.9
Premiums and deposits | 586.7 | 426.5
Surrenders, withdrawals and benefit payments | (1,123.0) | (843.2)
Net transfers from (to) separate account | 659.3 | 406.6
Interest credited | 9.8 | 10.6
Policyholder account balance, end of period | $ 514.2 | $ 381.4
Weighted-average crediting rate | 3.22% | 2.79%
Cash surrender value | $ 512.6 | $ 378.6
Retirement and Income Solutions | Individual fixed deferred annuities |  |
Changes in policyholder account balances |  |
Policyholder account balance, beginning of period | 7,228.3 | 9,646.3
Premiums and deposits | 36.8 | 35.9
Surrenders, withdrawals and benefit payments | (1,888.4) | (2,655.6)
Interest credited | 161.6 | 201.7
Policyholder account balance, end of period | $ 5,538.3 | $ 7,228.3
Weighted-average crediting rate | 2.84% | 2.63%
Cash surrender value | $ 5,434.4 | $ 7,081.4
Benefits and Protection | Life Insurance | Universal life |  |
Changes in policyholder account balances |  |
Policyholder account balance, beginning of period | 6,947.9 | 6,962.5
Premiums and deposits | 1,260.5 | 1,267.2
Policy charges | (858.1) | (837.8)
Surrenders, withdrawals and benefit payments | (483.6) | (390.0)
Net transfers from (to) separate account | (197.7) | (301.5)
Interest credited | 242.1 | 247.5
Other | (0.7) |
Policyholder account balance, end of period | 6,910.4 | 6,947.9
Reinsurance impact | (3,396.8) | (3,528.9)
Policyholder account balance at end of period after reinsurance | $ 3,513.6 | $ 3,419.0
Weighted-average crediting rate | 4.01% | 3.35%
Net amount at risk | $ 86,671.0 | $ 86,547.9
Cash surrender value | $ 5,953.0 | $ 5,911.5

X
- Definition Amount of reinsurance impact on policyholder account balances. + References No definition available. + Details
Name: | pfg_PolicyholderAccountBalanceReinsuranceImpact
Namespace Prefix: | pfg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of decrease in liability for policyholder account balance from contract redemption, withdrawal of funds or benefit payments. + References No definition available. + Details
Name: | pfg_PolicyholderAccountBalanceSurrenderWithdrawalAndBenefitPayment
Namespace Prefix: | pfg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, after effect of reinsurance, of policyholder funds. + References No definition available. + Details
Name: | pfg_PolicyholderFundsAfterReinsurance
Namespace Prefix: | pfg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of cash to be paid to policyholder upon termination and surrender of long-duration contract issued by insurance entity. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29F -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29F Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A + Details
Name: | us-gaap_CashSurrenderValueDuePolicyholdersAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of interest expense for allocation to policyholder account balance. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29F -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29F Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479868/944-20-45-2 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 13J -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-13J Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(6)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A + Details
Name: | us-gaap_InterestCreditedToPolicyholdersAccountBalances
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase (decrease) in liability for policyholder account balance from change, classified as other. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29F -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29F Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A + Details
Name: | us-gaap_PolicyholderAccountBalanceIncreaseDecreaseFromOtherChange
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of guaranteed benefit in excess of current account balance of policyholder account balance. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29F -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29F Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A + Details
Name: | us-gaap_PolicyholderAccountBalanceNetAmountAtRisk
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of decrease in liability for policyholder account balance from policy charge. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29F -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29F Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 13J -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-13J Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A + Details
Name: | us-gaap_PolicyholderAccountBalancePolicyCharge
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash inflow to policyholder account balance from premium received. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29F -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29F Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 13J -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-13J Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A + Details
Name: | us-gaap_PolicyholderAccountBalancePremiumReceived
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_PolicyholderAccountBalanceRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted-average crediting rate for liability for policyholder account balance, calculated at a point in time. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29F -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29F Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A + Details
Name: | us-gaap_PolicyholderAccountBalanceWeightedAverageCreditingRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount due to policyholder. Includes, but is not limited to, unpaid policy dividend, retrospective refund, and undistributed earnings on participating business. Excludes future policy benefit and claim expense. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29F -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29F Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(14)(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A + Details
Name: | us-gaap_PolicyholderFunds
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of transfer to (from) liability for policyholder account balance (to) from liability for separate account. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 80 -Name Accounting Standards Codification -Section 55 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480078/944-80-55-18 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 29F -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-29F Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 13J -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480046/944-40-55-13J Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480081/944-40-50-7A Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 80 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480109/944-80-50-2 + Details
Name: | us-gaap_TransferToFromPolicyholderAccountBalanceToFromSeparateAccount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=pfg_SegmentRetirementAndIncomeSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=pfg_WorkplaceSavingsAndRetirementSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_VariableAnnuityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_DeferredFixedAnnuityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=pfg_SegmentBenefitsAndProtectionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=pfg_SubsegmentLifeInsuranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_UniversalLifeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |