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Credit Facility - Additional information (Detail) - USD ($)					1 Months Ended	9 Months Ended		12 Months Ended
	May 09, 2024	Jan. 03, 2023	Jan. 04, 2022	Oct. 01, 2020	Aug. 31, 2022	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2020	Dec. 31, 2023	Jul. 13, 2017
Line of Credit Facility [Line Items]
Deferred financing costs						$ 213,000			$ 284,000
Repayments of debt						0	$ 1,100,000
Revolving Line of Credit [Member]
Line of Credit Facility [Line Items]
Percentage of eligible accounts receivable								85.00%
Outstanding borrowings amount						0			0
Revolving Line of Credit [Member] | United States [Member]
Line of Credit Facility [Line Items]
Percentage of eligible unbilled accounts								60.00%
Revolving Line of Credit [Member] | Canada [Member]
Line of Credit Facility [Line Items]
Credit facility maximum borrowing capacity						$ 10,000,000
Percentage of eligible accounts receivable						85.00%
Percentage of eligible unbilled accounts						60.00%
Revolving Line of Credit [Member] | Swing Loans [Member]
Line of Credit Facility [Line Items]
Credit facility maximum borrowing capacity								$ 6,000,000
Revolving Line of Credit [Member] | Letter Of Credit One From PNC Bank To Vietnam Client [Member]
Line of Credit Facility [Line Items]
Letter of credit facility, outstanding amount	$ 162,000
Letter of credit maturity date	Mar. 21, 2026
Revolving Line of Credit [Member] | Letter Of Credit Two From PNC Bank To Vietnam Client [Member]
Line of Credit Facility [Line Items]
Letter of credit facility, outstanding amount	$ 162,000
Letter of credit maturity date	Mar. 21, 2026
Revolving Line of Credit [Member] | Letter of Credit [Member]
Line of Credit Facility [Line Items]
Letter of credit facility, maximum borrowing capacity								$ 5,000,000
Federal Funds Rate [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate						0.50%
PNC Bank, N.A. [Member]
Line of Credit Facility [Line Items]
Credit facility maximum borrowing capacity										$ 53,100,000
Payment of deferred financing costs						$ 1,039,000
PNC Bank, N.A. [Member] | Term Loan Facility [Member]
Line of Credit Facility [Line Items]
Credit facility maximum borrowing capacity						0			0	13,100,000
Credit facility, periodic payment				$ 1,100,000
Repayments of debt					$ 7,600,000
Line of credit facility final amount		$ 1,100,000
PNC Bank, N.A. [Member] | Revolving Line of Credit [Member]
Line of Credit Facility [Line Items]
Credit facility maximum borrowing capacity						$ 24,700,000			$ 22,500,000	$ 40,000,000
Maximum [Member]
Line of Credit Facility [Line Items]
Revolving credit facility percentage margin over base rate								1.25%
Term loan percentage margin over base rate								2.50%
Revolving credit facility percentage margin adjusted SOFR rate								2.25%
Term loan percentage margin adjusted SOFR rate								3.50%
Maximum [Member] | PNC Bank, N.A. [Member] | Revolving Line of Credit [Member]
Line of Credit Facility [Line Items]
Credit facility additional borrowing capacity upon certain conditions			$ 20,000,000
Minimum [Member]
Line of Credit Facility [Line Items]
Revolving credit facility percentage margin over base rate								0.50%
Term loan percentage margin over base rate								1.75%
Revolving credit facility percentage margin adjusted SOFR rate								1.50%
Term loan percentage margin adjusted SOFR rate								2.75%

X

- Definition

Letter of credit facility, maximum borrowing capacity.

+ References

No definition available.

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- Definition

Letter of credit maturity date.

+ References

No definition available.

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- Definition

Line of credit facility additional borrowing capacity upon certain conditions.

+ References

No definition available.

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- Definition

Line of credit facility final amount.

+ References

No definition available.

+ Details

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X

- Definition

Percentage of eligible accounts receivable used to determine borrowings available under credit facility.

+ References

No definition available.

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- Definition

Percentage of eligible unbilled accounts used to determine borrowings available under credit facility.

+ References

No definition available.

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- Definition

Revolving credit facility percentage margin adjusted SOFR rate.

+ References

No definition available.

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- Definition

Revolving credit facility percentage margin over base rate.

+ References

No definition available.

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- Definition

Term loan percentage margin adjusted SOFR rate.

+ References

No definition available.

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- Definition

Delayed draw term loan percentage margin over base rate.

+ References

No definition available.

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- Definition

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

+ References

No definition available.

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- Definition

Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482925/835-30-45-1A

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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X

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
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X

- 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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X

- Definition

Amount of the required periodic payments of both interest and principal.

+ References

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- Definition

The cash outflow for loan and debt issuance costs.

+ References

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X

- Definition

Amount of cash outflow for short-term and long-term debt. Excludes payment of lease obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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