Disclosure informationDefined Benefit Plan, Net Periodic Benefit Cost [Roll Up]


Label:	Defined Benefit Plan, Net Periodic Benefit Cost [Roll Up]
Name:	DefinedBenefitPlanNetPeriodicBenefitCostRollUp
Parent Topic:	PostEmploymentButPreRetirementCosts
Documentation:	Roll up of details of net periodic benefit cost of defined benefit plan.
Commentary:
Level:	Detail
Information model:	[Roll Up]
Completion state:	WIP
Status:
US GAAP XBRL Taxonomy Text Block:	NO TEXT BLOCK
US GAAP XBRL Taxonomy Network:	http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefits \| Machine-readable \| Human-readable

Prototype of Disclosure (Representation structure): Machine Readable

Line	Label	Object Class (Data type)	Period Type	Balance	Report Element Name
1	Defined Benefit Plan, Net Periodic Benefit Cost [Roll Up]	Concept (Text/String)	For Period		us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostAbstract
2	Defined Benefit Plan, Service Cost	Concept (Monetary)	For Period	Debit	us-gaap:DefinedBenefitPlanServiceCost
3	Defined Benefit Plan, Interest Cost	Concept (Monetary)	For Period	Debit	us-gaap:DefinedBenefitPlanInterestCost
4	Defined Benefit Plan, Expected Return on Plan Assets	Concept (Monetary)	For Period	Credit	us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
5	Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements and Curtailments [Roll Up]	Concept (Text/String)	For Period		us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailmentsAbstract
6	Defined Benefit Plan, Recognized Net (Gain) Loss Due to Settlements	Concept (Monetary)	For Period	Debit	us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlements
7	Defined Benefit Plan, Recognized Net Gain (Loss) Due to Curtailments	Concept (Monetary)	For Period	Credit	us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments
8	Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements and Curtailments, Total	Concept (Monetary)	For Period	Debit	us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments
9	Defined Benefit Plan, Amortization of Gains (Losses)	Concept (Monetary)	For Period	Credit	us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses
10	Defined Benefit Plan, Amortization of Transition Obligations (Assets)	Concept (Monetary)	For Period	Debit	us-gaap:DefinedBenefitPlanAmortizationOfTransitionObligationsAssets
11	Defined Benefit Plan, Amortization of Prior Service Cost (Credit)	Concept (Monetary)	For Period	Debit	us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
12	Defined Benefit Plan, Other Costs	Concept (Monetary)	For Period	Debit	us-gaap:DefinedBenefitPlanOtherCosts
13	Defined Benefit Plan, Net Periodic Benefit Cost, Total	Concept (Monetary)	For Period	Debit	us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

From	Arcrole (predicate)	To
disclosures:DefinedBenefitPlanNetPeriodicBenefitCostRollUp	rules-arcroles:disclosure-isSECType	fro:DisclosureType
disclosures:DefinedBenefitPlanNetPeriodicBenefitCostRollUp	rules-arcroles:disclosure-hasConceptArrangementPattern	fro:RollUp
disclosures:DefinedBenefitPlanNetPeriodicBenefitCostRollUp	rules-arcroles:disclosure-requiresConcept	us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost