XML 202 R186.htm IDEA: XBRL DOCUMENT v3.24.0.1

Segment Information - Income Tax Expense (Benefit) Related to Exited Business (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Segment Information: Income tax expense (benefit)
Change in fair value of funds withheld embedded derivative	$ (1,085.7)	$ 3,652.8	$ 0.0
Net realized capital gains on funds withheld assets	165.0	749.4
Amortization of reinsurance loss	(17.7)	(19.3)	$ (23.0)
Reconciling Items
Segment Information: Income tax expense (benefit)
Change in fair value of funds withheld embedded derivative	(228.0)	767.1
Net realized capital gains on funds withheld assets	34.6	157.4
Strategic review costs and impacts	(0.9)	70.3
Amortization of reinsurance loss	(14.4)	(12.0)
Other impacts of reinsured business	(29.4)	(26.4)
Total income tax expense (benefit) related to exited business	$ (238.1)	$ 956.4

X

- Definition

Represents information pertaining to amortization of reinsurance gain (loss).

+ References

No definition available.

+ Details

Name:	pfg_AmortizationOfReinsuranceGainLoss
Namespace Prefix:	pfg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The amount of change in fair value of funds withheld embedded derivative.

+ References

No definition available.

+ Details

Name:	pfg_ChangeInFairValueOfFundsWithheldEmbeddedDerivative
Namespace Prefix:	pfg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of realized capital gains (losses) on funds withheld assets.

+ References

No definition available.

+ Details

Name:	pfg_GainLossOnFundsWithheldAssets
Namespace Prefix:	pfg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to exited business.

+ References

No definition available.

+ Details

Name:	pfg_IncomeTaxFromExitedBusiness
Namespace Prefix:	pfg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of decrease in pre-tax income due to other impacts of reinsured business.

+ References

No definition available.

+ Details

Name:	pfg_OtherImpactsOfReinsuredBusinessPreTaxIncome
Namespace Prefix:	pfg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The impact on pre-tax income of strategic review costs and impacts.

+ References

No definition available.

+ Details

Name:	pfg_StrategicReviewCostsAndimpactsOnPreTaxincomeLoss
Namespace Prefix:	pfg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_SegmentReportingOtherSignificantReconcilingItemLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_ConsolidationItemsAxis=us-gaap_MaterialReconcilingItemsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: