Disclosure informationInterim Period, Costs Not Allocable, by Nature of Expense [Hierarchy]


Label:	Interim Period, Costs Not Allocable, by Nature of Expense [Hierarchy]
Name:	InterimPeriodCostsNotAllocable
Parent Topic:	InterimReporting
Documentation:	Disclosure of costs and expenses incurred during an interim period that cannot be readily identified with the activities or benefits of other interim periods and are charged to the interim period in which incurred.
Commentary:
Level:	Detail
Information model:	[Hierarchy]
Completion state:	WIP
Status:
US GAAP XBRL Taxonomy Text Block:	us-gaap:InterimPeriodCostsNotAllocableTableTextBlock
US GAAP XBRL Taxonomy Network:	http://fasb.org/us-gaap/role/disclosure/InterimReporting \| Machine-readable \| Human-readable

Label:

Interim Period, Costs Not Allocable, by Nature of Expense [Hierarchy]

Name:

InterimPeriodCostsNotAllocable

Parent Topic:

InterimReporting

Documentation:

Disclosure of costs and expenses incurred during an interim period that cannot be readily identified with the activities or benefits of other interim periods and are charged to the interim period in which incurred.

Commentary:

Level:

Detail

Information model:

[Hierarchy]

Completion state:

WIP

Status:

US GAAP XBRL Taxonomy Text Block:

us-gaap:InterimPeriodCostsNotAllocableTableTextBlock

US GAAP XBRL Taxonomy Network:

http://fasb.org/us-gaap/role/disclosure/InterimReporting | Machine-readable | Human-readable

Entity Name and Text Block or Detailed Disclosure

Prototype of Disclosure (Representation structure): Machine Readable

Line	Label	Object Class (Data type)	Period Type	Balance	Report Element Name
1	Interim Period, Costs Not Allocable, by Nature of Expense [Table]	Table			us-gaap:InterimPeriodCostsNotAllocableTable
2	Legal Entity [Axis]	Axis			dei:LegalEntityAxis
3	Consolidated Entity [Domain]	Member			dei:EntityDomain
4	Nature of Expense [Axis]	Axis			us-gaap:NatureOfExpenseAxis
5	Interim Period, Costs Not Allocable [Domain]	Member			us-gaap:InterimPeriodCostsNotAllocableDomain
6	Interim Period, Costs Not Allocable [Line Items]	LineItems			us-gaap:InterimPeriodCostsNotAllocableLineItems
7	Interim Period, Costs Not Allocable [Hierarchy]	Concept (Text/String)	For Period		added:InterimPeriodCostsNotAllocableHierarchy
8	Interim Period, Costs Not Allocable, Description	Concept (Text/String)	For Period		us-gaap:InterimPeriodCostsNotAllocableDescription
9	Interim Period, Costs Not Allocable Amount, First Item	Concept (Monetary)	For Period	Debit	us-gaap:InterimPeriodCostsNotAllocableAmountFirstItem
10	Interim Period, Costs Not Allocable Amount, Second Item	Concept (Monetary)	For Period	Debit	us-gaap:InterimPeriodCostsNotAllocableAmountSecondItem
11	Interim Period, Costs Not Allocable Amount, Third Item	Concept (Monetary)	For Period	Debit	us-gaap:InterimPeriodCostsNotAllocableAmountThirdItem

From	Arcrole (predicate)	To
disclosures:InterimPeriodCostsNotAllocable	rules-arcroles:disclosure-isSECType	fro:DisclosureType
disclosures:InterimPeriodCostsNotAllocable	rules-arcroles:disclosure-hasConceptArrangementPattern	fro:Hierarchy
disclosures:InterimPeriodCostsNotAllocable	rules-arcroles:disclosure-requiresConcept	us-gaap:InterimPeriodCostsNotAllocableDescription
disclosures:InterimPeriodCostsNotAllocable	rules-arcroles:disclosure-requiresAxis	us-gaap:NatureOfExpenseAxis

From

Arcrole (predicate)

disclosures:InterimPeriodCostsNotAllocable

rules-arcroles:disclosure-isSECType

fro:DisclosureType

disclosures:InterimPeriodCostsNotAllocable

rules-arcroles:disclosure-hasConceptArrangementPattern

fro:Hierarchy

disclosures:InterimPeriodCostsNotAllocable

rules-arcroles:disclosure-requiresConcept

us-gaap:InterimPeriodCostsNotAllocableDescription

disclosures:InterimPeriodCostsNotAllocable

rules-arcroles:disclosure-requiresAxis

us-gaap:NatureOfExpenseAxis