XML 69 R57.htm IDEA: XBRL DOCUMENT
v3.20.2

Investments - Balance Sheet Offsetting, Liabilities (Details) - Derivative liabilities - USD ($) $ in Millions | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Financial Liability Offsetting |  |
Gross amount of recognized liabilities subject to netting agreements | $ 159.9 | $ 216.0
Amount of assets that offset the gross amount of liabilities subject to netting agreements not offset in statement of financial position | (110.3) | (88.4)
Collateral pledged, financial liabilities | (35.1) | (118.3)
Net amount of liabilities subject to netting agreements | 14.5 | 9.3
Gross amount of liabilities not subject to netting agreements | $ 552.8 | $ 314.5

X
- Definition Collateral received for derivative and other financial liabilities (repurchase agreements and securities borrowing transactions) subject to master netting agreements or similar agreements. + References No definition available. + Details
Name: | pfg_CollateralPledgedLiabilitiesSubjectToNettingNotOffset
Namespace Prefix: | pfg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Value of derivative and other financial liabilities (repurchase agreements and securities borrowing transactions) not subject to master netting agreements or similar agreements. + References No definition available. + Details
Name: | pfg_GrossAmountLiabilitiesNotSubjectToNetting
Namespace Prefix: | pfg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Value of derivative and other financial liabilities (repurchase agreements and securities borrowing transactions) subject to master netting agreements or similar agreements. + References No definition available. + Details
Name: | pfg_GrossAmountRecognizedLiabilitiesSubjectToNetting
Namespace Prefix: | pfg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Value of financial assets that offset derivative and other financial liabilities (repurchase agreements and securities borrowing transactions) subject to master netting agreements or similar agreements, elected not to be offset in the statement of financial position. + References No definition available. + Details
Name: | pfg_GrossAmountRecognizedLiabilitiesSubjectToNettingNotOffset
Namespace Prefix: | pfg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Value of derivative and other financial liabilities (repurchase agreements and securities borrowing transactions) subject to master netting agreements or similar agreements, net of offsetting assets and collateral pledged. + References No definition available. + Details
Name: | pfg_NetAmountLiabilitiesSubjectToNetting
Namespace Prefix: | pfg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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_OffsettingLiabilitiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | pfg_FinancialLiabilityTypeAxis=us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |