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Revolving Credit Facility and Long-Term Debt - Schedule Of Debt (Parenthetical) (Details)	9 Months Ended
	Sep. 30, 2022
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument maturity term	2024-03

X

- Definition

Debt instrument maturity term.

+ References

No definition available.

+ Details

Name:	hear_DebtInstrumentMaturityTerm
Namespace Prefix:	hear_
Data Type:	xbrli:gYearMonthItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: