v3.25.1

Stock-Based Compensation - Additional Information (Detail) - USD ($)		3 Months Ended
	Dec. 10, 2024	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	May 15, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares allocated for issuance to directors, officers and key personnel		6,200,000
Number of Options, Granted		0	385,000
Restricted shares granted		22,140	29,612
Common stock, par value		$ 0.01		$ 0.01
Stock-based compensation expense		$ 895,000	$ 550,000
Employee Stock Purchase Plan Award Fair Value Assumptions Method Used		The fair value of the six-month “look-back” option in the Company’s Employee Stock Purchase Plan is estimated by adding the fair value of 15% of one share of stock to 85% of the fair value of an option on one share of stock.
Stock Options And Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available under the employee stock purchase plan		17,921	19,924
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for future grants		430,000			600,000
Number of Options, Granted		702,358
Restricted shares granted		798,000
Shares available under the employee stock purchase plan		0	0
Shares available for purchases under the employee stock purchase plan		432,059
Percentage of maximum contribution of salary towards plan		15.00%
Maximum contribution towards plan		$ 25,000
Discount on purchase of common stock		15.00%
2024 Inducement Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Strike price \| $ / shares		$ 8.34	$ 15.41
Common Stock, Capital Shares Reserved for Future Issuance	1,500,000
Selling and marketing expense [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense		$ 895,000	$ 550,000

Employee stock purchase plan award fair value assumptions method used.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The highest percentage of annual salary that an employee is permitted to utilize with respect to the plan.

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Gross number of share options (or share units) granted during the period.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Mastech Digital, Inc. 10-Q