XML 62 R51.htm IDEA: XBRL DOCUMENT v3.21.2

Subsequent Events (Details) - Subsequent event $ in Millions	Aug. 02, 2021 USD ($) position	Jul. 30, 2021 defendant
Workforce realignment
Subsequent Event [Line Items]
Estimated reduction in workforce | position	83
Estimated reduction in workforce as percent of total workforce	33.00%
Notice period for impacted employees cash payments and benefits	60 days
Estimated restructuring charges expected to be incurred	$ 3.4
Workforce realignment | Workforce reduction
Subsequent Event [Line Items]
Expected effect of decrease in annual compensation costs	$ 17.0
Putative securities class action lawsuit | Pending litigation | Officer
Subsequent Event [Line Items]
Number of defendants | defendant		2

X

- Definition

Restructuring And Related Cost, Expected Number Of Positions Eliminated, Percentage Of Workforce

+ References

No definition available.

+ Details

Name:	ardx_RestructuringAndRelatedCostExpectedNumberOfPositionsEliminatedPercentageOfWorkforce
Namespace Prefix:	ardx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Restructuring And Related Cost, Impacted Employees Term For Cash Payments And Benefits

+ References

No definition available.

+ Details

Name:	ardx_RestructuringAndRelatedCostImpactedEmployeesTermForCashPaymentsAndBenefits
Namespace Prefix:	ardx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The quantified amount of the future effect on earnings.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB TOPIC 5.P.4)
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

+ Details

Name:	us-gaap_EffectOnFutureEarningsAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Number of defendants named in a legal action.

+ References

No definition available.

+ Details

Name:	us-gaap_LossContingencyNumberOfDefendants
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of expected cost remaining for the specified restructuring cost.

+ References

No definition available.

+ Details

Name:	us-gaap_RestructuringAndRelatedCostExpectedCostRemaining1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The expected number of positions to be eliminated as a result of restructuring activities.

+ References

No definition available.

+ Details

Name:	us-gaap_RestructuringAndRelatedCostExpectedNumberOfPositionsEliminated
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RestructuringPlanAxis=ardx_WorkforceRealignmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_EffectsOnFutureEarningsAndCashFlowsResultingFromExitPlanAxis=us-gaap_ReducedEmployeeExpensesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_LitigationCaseAxis=ardx_PutativeSecuritiesClassActionLawsuitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LitigationStatusAxis=us-gaap_PendingLitigationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_TitleOfIndividualAxis=srt_OfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: