Line of credit facility additional borrowing capacity.

No definition available.

Name:	hckt_LineOfCreditFacilityAdditionalBorrowingCapacity
Namespace Prefix:	hckt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of minimum financial levels (for example, tangible net worth and working capital) and achievement of certain financial ratios (for example, working capital ratio and debt service coverage ratio), and adherence to certain clauses which generally require or restrict certain actions (for example, entering into a debt arrangement with equal or greater seniority, and selling or discontinuing a certain business segment or material subsidiary) to be in compliance with the covenant clauses of the debt agreement. May also include a discussion of the adverse consequences that would result if the entity violates or fails to satisfy the covenants.

+ 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(22))
-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 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (g)
-URI https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Date the credit facility terminates, in YYYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityExpirationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value of the amount outstanding under the credit facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI https://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611

+ Details

Name:	us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

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

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
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Balance Type:
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- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=hckt_BloombergShortTermBankYieldBsbyMember
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Credit Facility (Narrative) (Details) - USD ($)		9 Months Ended
Credit Facility (Narrative) (Details) - USD ($)	Nov. 07, 2022	Sep. 30, 2022	Dec. 31, 2021
Subsequent Event [Member]
Line of Credit Facility [Line Items]
Covenant description	The Amended Credit Agreement contains customary representations, warranties, indemnities and affirmative and negative covenants. The negative covenants include, among others, certain limitations on the ability to: incur liens and indebtedness; consummate mergers, consolidations or asset sales; make guarantees and investments; and pay dividends or distributions in respect of the Company’s shares. In addition, the Amended Credit Agreement contains financial covenants that require the Company to maintain, on a consolidated basis (i) a consolidated fixed charge coverage ratio of at least 1.50 to 1.00, and (ii) a consolidated leverage ratio of not more than 3.50 to 1.00, in each case as calculated in accordance with the Amended Credit Agreement.
Revolving line of credit facility [Member]
Line of Credit Facility [Line Items]
Borrowing capacity under credit facility		$ 45,000,000.0
Maturity date		Nov. 30, 2022
Outstanding balance	$ 0	$ 0	$ 0
Margin percentage base rate		1.50%
Commitment fees percentage		0.125%
Revolving line of credit facility [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Borrowing capacity under credit facility	$ 100,000,000
Commitment fees percentage	0.25%
Additional borrowing capacity	$ 55,000,000
Revolving line of credit facility [Member] \| Maximum [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Commitment fees percentage	0.50%
Revolving line of credit facility [Member] \| Minimum [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Commitment fees percentage	0.125%
Revolving line of credit facility [Member] \| Base Rate [Member]
Line of Credit Facility [Line Items]
Margin percentage base rate		0.75%
Revolving line of credit facility [Member] \| Base Rate [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Margin percentage base rate	1.00%
Revolving line of credit facility [Member] \| Base Rate [Member] \| Maximum [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Margin percentage base rate	1.50%
Revolving line of credit facility [Member] \| Base Rate [Member] \| Minimum [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Margin percentage base rate	0.75%
Revolving line of credit facility [Member] \| BSBY [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Margin percentage base rate	1.75%
Revolving line of credit facility [Member] \| BSBY [Member] \| Maximum [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Margin percentage base rate	2.25%
Revolving line of credit facility [Member] \| BSBY [Member] \| Minimum [Member] \| Subsequent Event [Member]
Line of Credit Facility [Line Items]
Margin percentage base rate	1.50%