| Standard Label: | Defined Benefit Plans Fair Value |
| Name: | nfp:DefinedBenefitPlansFairValue |
| Identifier: | nfp_DefinedBenefitPlansFairValue |
| Documentation: | Fair value amount of asset segregated and restricted to provide benefit under defined benefit plans. |
| Category of Term: | Concept |
| References: | (Coming Soon!) |
| Balance type: | debit |
| Period type: | instant |
| Data type: | xbrli:monetaryItemType |
Last updated: 4/29/2021 2:16:32 PM