Issuance of common stock as consideration to purchase shares.

No definition available.

Name:	trvi_IssuanceOfCommonStockAsConsiderationToPurchaseShares
Namespace Prefix:	trvi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum aggregate offering price of common stock which may issue and sale under agreement.

+ References

No definition available.

+ Details

Name:	trvi_MaximumAggregateOfferingPriceOfCommonStockWhichMayIssueAndSaleUnderAgreement
Namespace Prefix:	trvi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Number of private placements.

+ References

No definition available.

+ Details

Name:	trvi_NumberOfPrivatePlacements
Namespace Prefix:	trvi_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Proceeds from issuance of private placement after deducting issuance costs.

+ References

No definition available.

+ Details

Name:	trvi_ProceedsFromIssuanceOfPrivatePlacementAfterDeductingIssuanceCosts
Namespace Prefix:	trvi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Shares agreed to be issued over period under equity line financing.

+ References

No definition available.

+ Details

Name:	trvi_SharesAgreedToBeIssuedOverPeriodUnderEquityLineFinancing
Namespace Prefix:	trvi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Shares agreed to be issued under equity line financing.

+ References

No definition available.

+ Details

Name:	trvi_SharesAgreedToBeIssuedUnderEquityLineFinancing
Namespace Prefix:	trvi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Stockholders equity.

+ References

No definition available.

+ Details

Name:	trvi_StockholdersEquityLineItems
Namespace Prefix:	trvi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Warrants expiration date.

+ References

No definition available.

+ Details

Name:	trvi_WarrantsExpirationDate
Namespace Prefix:	trvi_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Warrants to purchase aggregate shares of common stock.

+ References

No definition available.

+ Details

Name:	trvi_WarrantsToPurchaseAggregateSharesOfCommonStock
Namespace Prefix:	trvi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Face amount or stated value per share of common stock.

+ References

+ Details

Name:	us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash outflow for cost incurred directly with the issuance of an equity security.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585

+ Details

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

- Definition

The cash inflow from the additional capital contribution to the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

+ Details

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

- Definition

The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement.

+ References

+ Details

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

- Definition

The cash inflow associated with the amount received from holders exercising their stock warrants.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

+ Details

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

- Definition

Per share or per unit amount of equity securities issued.

+ References

No definition available.

+ Details

Name:	us-gaap_SharesIssuedPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of new stock issued during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_WarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=us-gaap_PrivatePlacementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_InvestorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=trvi_NewEnterpriseAssociates16LimitedPartnershipMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=trvi_SecuritiesPurchaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=trvi_PreFundedWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=trvi_CommonStockAndAccompanyingCommonStockWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=trvi_PreFundedWarrantAndAccompanyingCommonStockWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=trvi_CommonStockWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=trvi_ATMSalesAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=trvi_CommonStockPurchaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=trvi_LincolnParkCapitalFundLimitedLiabilityCompanyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Stockholders' Equity - Additional Information (Detail)					1 Months Ended				3 Months Ended		6 Months Ended		25 Months Ended
Stockholders' Equity - Additional Information (Detail)	Apr. 06, 2022 USD ($) $ / shares shares	Oct. 18, 2021 USD ($) PrivatePlacement $ / shares shares	Oct. 05, 2021 USD ($) $ / shares shares	Jun. 18, 2021 shares	Jul. 31, 2022 USD ($) shares	May 31, 2022 USD ($)	Oct. 31, 2021 PrivatePlacement	Jun. 30, 2020 USD ($)	Jun. 30, 2022 $ / shares shares	Jun. 30, 2021 USD ($) shares	Jun. 30, 2022 USD ($) $ / shares shares	Jun. 30, 2021 USD ($) shares	Jun. 30, 2022 $ / shares shares	Dec. 31, 2021 $ / shares
Stockholders Equity [Line Items]
Estimated commissions and allocated fees \| $											$ 34,000	$ 89,000
Proceeds from sale of common stock and warrants under private placement, net of issuance costs \| $											$ 51,826,000
Common Stock, Par or Stated Value Per Share \| $ / shares									$ 0.001		$ 0.001		$ 0.001	$ 0.001
Proceeds from exercises of warrants \| $											$ 5,892,000
Warrant [Member]
Stockholders Equity [Line Items]
Common Stock, Par or Stated Value Per Share \| $ / shares									$ 0.001		$ 0.001		$ 0.001
Private Placement [Member]
Stockholders Equity [Line Items]
Number of private placements \| PrivatePlacement							2
Private Placement [Member] \| Subsequent Events [Member]
Stockholders Equity [Line Items]
Warrants to purchase aggregate shares of common stock					3,000,000.0
Proceeds from exercises of warrants \| $					$ 4,100,000
Private Placement [Member] \| Investor [Member]
Stockholders Equity [Line Items]
Warrants to purchase aggregate shares of common stock			9,852,138
Private Placement [Member] \| New Enterprise Associates 16, L.P [Member]
Stockholders Equity [Line Items]
Warrants to purchase aggregate shares of common stock		3,703,704
Proceeds from sale of common stock and warrants under private placement, net of issuance costs \| $		$ 13,700,000
Number of private placements \| PrivatePlacement		2
Proceeds from issuance of private placement net of issuance costs \| $		$ 1,100,000
Private Placement [Member] \| Common Stock [Member]
Stockholders Equity [Line Items]
Sale of stock during the period									4,580,526		4,580,526
Private Placement [Member] \| Common Stock [Member] \| Investor [Member]
Stockholders Equity [Line Items]
Sale of stock during the period			2,373,201
Warrants to purchase aggregate shares of common stock			4,746,402
Private Placement [Member] \| Common Stock [Member] \| New Enterprise Associates 16, L.P [Member]
Stockholders Equity [Line Items]
Sale of stock during the period		1,851,852
Private Placement [Member] \| Common Stock [Member] \| Securities Purchase Agreement [Member]
Stockholders Equity [Line Items]
Sale of stock during the period	4,580,526
Combined price of each shares \| $ / shares	$ 1.90
Private Placement [Member] \| Pre-funded Warrants [Member] \| Investor [Member]
Stockholders Equity [Line Items]
Exercise price per share of warrants \| $ / shares			$ 0.001
Private Placement [Member] \| Pre-funded Warrants [Member] \| Securities Purchase Agreement [Member]
Stockholders Equity [Line Items]
Combined price of each shares \| $ / shares	$ 1.899
Proceeds from sale of common stock and warrants under private placement, net of issuance costs \| $	$ 55,000,000.0
Exercise price per share of warrants \| $ / shares	$ 0.001
Private Placement [Member] \| Common Stock and Accompanying Common Stock Warrants [Member] \| Investor [Member]
Stockholders Equity [Line Items]
Combined price of each shares \| $ / shares			1.62
Private Placement [Member] \| Common Stock and Accompanying Common Stock Warrants [Member] \| New Enterprise Associates 16, L.P [Member]
Stockholders Equity [Line Items]
Combined price of each shares \| $ / shares		$ 1.62
Proceeds from sale of common stock and warrants under private placement, net of issuance costs \| $		$ 3,000,000.0
Private Placement [Member] \| Pre-funded Warrant and Accompanying Common Stock Warrants [Member] \| Investor [Member]
Stockholders Equity [Line Items]
Combined price of each shares \| $ / shares			$ 1.619
Proceeds from sale of common stock and warrants under private placement, net of issuance costs \| $			$ 11,800,000
Private Placement [Member] \| Common Stock Warrants \| Investor [Member]
Stockholders Equity [Line Items]
Warrants to purchase aggregate shares of common stock			7,299,270
Exercise price per share of warrants \| $ / shares			$ 1.37
Warrants expiration date			Apr. 05, 2025
Private Placement [Member] \| Common Stock Warrants \| New Enterprise Associates 16, L.P [Member]
Stockholders Equity [Line Items]
Warrants to purchase aggregate shares of common stock		1,851,852
Exercise price per share of warrants \| $ / shares		$ 1.37
Warrants expiration date		Apr. 18, 2025
Private Placement [Member] \| Warrant [Member] \| Subsequent Events [Member]
Stockholders Equity [Line Items]
Warrants to purchase aggregate shares of common stock					3,000,000.0
Proceeds from exercises of warrants \| $					$ 4,100,000
Private Placement [Member] \| Warrant [Member] \| Investor [Member]
Stockholders Equity [Line Items]
Warrants to purchase aggregate shares of common stock			7,299,270
Warrants expiration date			Oct. 05, 2028
Private Placement [Member] \| Warrant [Member] \| New Enterprise Associates 16, L.P [Member]
Stockholders Equity [Line Items]
Warrants to purchase aggregate shares of common stock		1,851,852
Warrants expiration date		Oct. 18, 2028
Maximum [Member] \| Private Placement [Member] \| Pre-funded Warrants [Member] \| Investor [Member]
Stockholders Equity [Line Items]
Warrants to purchase aggregate shares of common stock			4,926,069
Maximum [Member] \| Private Placement [Member] \| Pre-funded Warrants [Member] \| Securities Purchase Agreement [Member]
Stockholders Equity [Line Items]
Warrants to purchase aggregate shares of common stock	24,379,673
ATM Sales Agreement [Member]
Stockholders Equity [Line Items]
Aggregate offering price of common stock which may issue and sell under agreement \| $						$ 50,000,000.0		$ 12,000,000.0			$ 62,000,000.0
Sale of stock during the period									0	1,365,871	0	2,733,492	3,583,394
Proceeds from issuance of common stock \| $										$ 3,000,000.0	$ 11,000,000.0	$ 7,400,000
Estimated commissions and allocated fees \| $										$ 300,000	$ 800,000	$ 600,000
Common Stock Purchase Agreement [Member] \| Lincoln Park Capital Fund, LLC [Member]
Stockholders Equity [Line Items]
Shares agreed to be issued over period under equity line financing				24 months
Issuance of common stock to Lincoln Park Capital Fund (in shares)				170,088
Common Stock Purchase Agreement [Member] \| Lincoln Park Capital Fund, LLC [Member] \| Maximum [Member]
Stockholders Equity [Line Items]
Shares agreed to be issued under equity line financing				15,000,000.0