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Base taxonomy member is not allowed by rule. The properties of this us-gaap:StockholdersEquity fact are Context: As_Of_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_S1hXE6rvtEqKHEQ6zu-oCA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent with a value of -540900000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_r8Rup8Jnd0C-ArWL9flGTw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:StockholdersEquity with a value of -16400000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:StockholdersEquity fact are Context: As_Of_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_Kzqk_KxpOE2L7wumS4sKow, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent with a value of 6000000.0 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_FMOmxvKe00WVbi02ZNy-MA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossTax with a value of 19500000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossTax fact are Context: Duration_1_1_2022_To_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_rVLz79FUt0-WUrv2vcRrhw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 93 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossNetOfTax with a value of -73700000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossNetOfTax fact are Context: Duration_1_1_2022_To_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_rVLz79FUt0-WUrv2vcRrhw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 93 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossTax with a value of 1700000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossTax fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_FMOmxvKe00WVbi02ZNy-MA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 92 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:StockholdersEquity with a value of -4037600000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:StockholdersEquity fact are Context: As_Of_12_31_2021_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_y_X9wA29bkaF-lFdh22OjA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:StockholdersEquity with a value of -90100000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:StockholdersEquity fact are Context: As_Of_12_31_2021_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_e52uE-h8U06tx-OCJp3HXA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossNetOfTax with a value of 6000000.0 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossNetOfTax fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_FMOmxvKe00WVbi02ZNy-MA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 92 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent with a value of 2519100000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent fact are Context: Duration_1_1_2022_To_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_IuCU38IoJ06xo4ymc-_3eA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent with a value of 73700000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent fact are Context: Duration_1_1_2022_To_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_rVLz79FUt0-WUrv2vcRrhw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:StockholdersEquity with a value of 740900000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:StockholdersEquity fact are Context: As_Of_12_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_hPDFq-0VpkOa7jrQK6lZwg, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:StockholdersEquity with a value of 24000000.0 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:StockholdersEquity fact are Context: As_Of_12_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_eTgZU5C7B0a6B-ZzuSUhpw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossBeforeTax with a value of -682400000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossBeforeTax fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_r8Rup8Jnd0C-ArWL9flGTw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 92 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent with a value of -540900000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_r8Rup8Jnd0C-ArWL9flGTw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent with a value of 6000000.0 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_FMOmxvKe00WVbi02ZNy-MA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossTax with a value of -141500000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossTax fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_r8Rup8Jnd0C-ArWL9flGTw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 92 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossNetOfTax with a value of -540900000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossNetOfTax fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_r8Rup8Jnd0C-ArWL9flGTw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 92 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossBeforeTax with a value of 7700000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossBeforeTax fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_FMOmxvKe00WVbi02ZNy-MA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 92 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent with a value of 2519100000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent fact are Context: Duration_1_1_2022_To_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_IuCU38IoJ06xo4ymc-_3eA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent with a value of 73700000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent fact are Context: Duration_1_1_2022_To_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_rVLz79FUt0-WUrv2vcRrhw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossBeforeTax with a value of 3190900000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossBeforeTax fact are Context: Duration_1_1_2022_To_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_IuCU38IoJ06xo4ymc-_3eA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 93 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent with a value of 0 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_r8Rup8Jnd0C-ArWL9flGTw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent with a value of 0 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent fact are Context: Duration_1_1_2023_To_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_FMOmxvKe00WVbi02ZNy-MA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:StockholdersEquity with a value of 200000000.0 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:StockholdersEquity fact are Context: As_Of_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_cqsXUkf5bEGsNdKS1jsT8A, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossNetOfTax with a value of 2519100000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossNetOfTax fact are Context: Duration_1_1_2022_To_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_IuCU38IoJ06xo4ymc-_3eA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 93 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:StockholdersEquity with a value of 30000000.0 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:StockholdersEquity fact are Context: As_Of_3_31_2023_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_KCJb3ur-c0ijTHc9wfg27w, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 94 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossBeforeTax with a value of 93200000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossBeforeTax fact are Context: Duration_1_1_2022_To_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskIncludingNoncontrollingInterestMember_rVLz79FUt0-WUrv2vcRrhw, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 93 [dqc-0001-Axis-With-Inappropriate-Members] The fact us-gaap:OtherComprehensiveIncomeLossTax with a value of 671800000 is dimensionally qualified with the us-gaap:StatementEquityComponentsAxis and the unallowable member us-gaap:AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember. Base taxonomy member is not allowed by rule. The properties of this us-gaap:OtherComprehensiveIncomeLossTax fact are Context: Duration_1_1_2022_To_3_31_2022_us-gaap_StatementEquityComponentsAxis_us-gaap_AociLiabilityForFuturePolicyBenefitIncludingNoncontrollingInterestMember_IuCU38IoJ06xo4ymc-_3eA, Unit: Unit_Standard_USD_4LPsu1zMdEaOEsLsS7yhgA, Rule Element Id: 75. pfg-20230331x10q.htm 93 pfg-20230331x10q.htm pfg-20230331.xsd pfg-20230331_cal.xml pfg-20230331_def.xml pfg-20230331_lab.xml pfg-20230331_pre.xml pfg-20230331xex31d1.htm pfg-20230331xex31d2.htm pfg-20230331xex32d1.htm pfg-20230331xex32d2.htm pfg-20230331x10q061.jpg http://fasb.org/us-gaap/2022 http://xbrl.sec.gov/dei/2022 true true