XML 48 R39.htm IDEA: XBRL DOCUMENT v3.23.3

Reorganizations - Additional Information (Details) $ in Millions	1 Months Ended		3 Months Ended	9 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2023 USD ($) Officers	Dec. 31, 2023 USD ($)
Restructuring charges, total		$ 5.4
Anticipated restructuring expense			$ 13.4	$ 13.4
Number of executive officers terminated | Officers				5
2023 Restructuring Plan
Payments for restructuring charges			1.9	$ 3.7
2023 Restructuring Plan | Forecast
Anticipated restructuring expense					$ 0.2
Executive Officer Departures
Restructuring charges, total				13.4
Research and Development Expense | 2023 Restructuring Plan
Restructuring charges, total			0.9	1.5
Research and Development Expense | Executive Officer Departures
Restructuring charges, total				2.3
Sales and Marketing Expense | 2023 Restructuring Plan
Restructuring charges, total			1.0	2.1
Sales and Marketing Expense | Executive Officer Departures
Restructuring charges, total				3.9
General and Administrative Expense | 2023 Restructuring Plan
Restructuring charges, total				0.1
General and Administrative Expense | Executive Officer Departures
Restructuring charges, total			2.2	7.2
Employee Severance
Restructuring charges, total		5.0
Anticipated restructuring expense			4.7	4.7
Employee Severance | 2023 Restructuring Plan
Restructuring charges, total	$ 3.9
Payments for restructuring charges				1.7
Employee Severance | Executive Officer Departures
Payments for restructuring charges				4.6
Accelerated Non-Cash Stock Option Expense
Restructuring charges, total		$ 0.4
Non-Cash, Stock-based Compensation Expense
Anticipated restructuring expense			$ 8.7	$ 8.7

X

- Definition

Number of Executive Officers Terminated

+ References

No definition available.

+ Details

Name:	hrtx_NumberOfExecutiveOfficersTerminated
Namespace Prefix:	hrtx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482017/420-10-50-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 17
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-17

+ Details

Name:	us-gaap_PaymentsForRestructuring
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b)(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479823/420-10-S99-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482047/420-10-45-3

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 5.P.3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479823/420-10-S99-1

+ Details

Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

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

X

- Details

Name:	srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_ResearchAndDevelopmentExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_SellingAndMarketingExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_GeneralAndAdministrativeExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RestructuringCostAndReserveAxis=us-gaap_EmployeeSeveranceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RestructuringCostAndReserveAxis=hrtx_AcceleratedNoncashStockOptionExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RestructuringCostAndReserveAxis=hrtx_NonCashStockBasedCompensationExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: