1001 - Document - Cover Page link:presentationLink link:definitionLink link:calculationLink 1002 - Statement - CONSOLIDATED BALANCE SHEETS link:presentationLink link:definitionLink link:calculationLink 1003 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:definitionLink link:calculationLink 1004 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS link:presentationLink link:definitionLink link:calculationLink 1005 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) link:presentationLink link:definitionLink link:calculationLink 1006 - Statement - CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY link:presentationLink link:definitionLink link:calculationLink 1007 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:definitionLink link:calculationLink 1008 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:definitionLink link:calculationLink 1009 - Disclosure - Revenue from Contracts with Customers link:presentationLink link:definitionLink link:calculationLink 1010 - Disclosure - Goodwill and Other Intangible Assets, net link:presentationLink link:definitionLink link:calculationLink 1011 - Disclosure - Cash and Cash Equivalents link:presentationLink link:definitionLink link:calculationLink 1012 - Disclosure - Credit Facility link:presentationLink link:definitionLink link:calculationLink 1013 - Disclosure - Leases link:presentationLink link:definitionLink link:calculationLink 1014 - Disclosure - Long-Term Payroll Tax Liability link:presentationLink link:definitionLink link:calculationLink 1015 - Disclosure - Commitments and Contingencies link:presentationLink link:definitionLink link:calculationLink 1016 - Disclosure - Employee Benefit Plan link:presentationLink link:definitionLink link:calculationLink 1017 - Disclosure - Stock-Based Compensation link:presentationLink link:definitionLink link:calculationLink 1018 - Disclosure - Income Taxes link:presentationLink link:definitionLink link:calculationLink 1019 - Disclosure - Shareholders' Equity link:presentationLink link:definitionLink link:calculationLink 1020 - Disclosure - Earnings (Loss) per Share link:presentationLink link:definitionLink link:calculationLink 1021 - Disclosure - Other Comprehensive Income (Loss) link:presentationLink link:definitionLink link:calculationLink 1022 - Disclosure - Fair Value Measurements link:presentationLink link:definitionLink link:calculationLink 1023 - Disclosure - Business Segments and Geographic Information link:presentationLink link:definitionLink link:calculationLink 1024 - Disclosure - Related-Party Transactions link:presentationLink link:definitionLink link:calculationLink 1025 - Disclosure - Subsequent Event link:presentationLink link:definitionLink link:calculationLink 1026 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:definitionLink link:calculationLink 1027 - Disclosure - Summary of Significant Accounting Policies (Tables) link:presentationLink link:definitionLink link:calculationLink 1028 - Disclosure - Revenue from Contracts with Customers (Tables) link:presentationLink link:definitionLink link:calculationLink 1029 - Disclosure - Goodwill and Other Intangible Assets, net (Tables) link:presentationLink link:definitionLink link:calculationLink 1030 - Disclosure - Leases (Tables) link:presentationLink link:definitionLink link:calculationLink 1031 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:definitionLink link:calculationLink 1032 - Disclosure - Income Taxes (Tables) link:presentationLink link:definitionLink link:calculationLink 1033 - Disclosure - Earnings (Loss) per Share (Tables) link:presentationLink link:definitionLink link:calculationLink 1034 - Disclosure - Other Comprehensive Income (Loss) (Tables) link:presentationLink link:definitionLink link:calculationLink 1035 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:definitionLink link:calculationLink 1036 - Disclosure - Business Segments and Geographic Information (Tables) link:presentationLink link:definitionLink link:calculationLink 1037 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1038 - Disclosure - Summary of Significant Accounting Policies - Schedule of a Reconciliation of Allowance for Credit Losses (Detail) link:presentationLink link:definitionLink link:calculationLink 1039 - Disclosure - Summary of Significant Accounting Policies - Estimated Useful Lives of Depreciable Assets (Detail) link:presentationLink link:definitionLink link:calculationLink 1040 - Disclosure - Revenue from Contracts with Customers - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1041 - Disclosure - Revenue from Contracts with Customers - Summary of Disaggregation of Our Revenues by Contract Type and Operating Segment (Detail) link:presentationLink link:definitionLink link:calculationLink 1042 - Disclosure - Revenue from Contracts with Customers - Summary of Revenue from External Customers (Detail) link:presentationLink link:definitionLink link:calculationLink 1043 - Disclosure - Revenue from Contracts with Customers - Summary Of Net Accounts Receivable From Customers, Contract Assets And Contract Liabilities (Detail) link:presentationLink link:definitionLink link:calculationLink 1044 - Disclosure - Goodwill and Other Intangible Assets, net - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1045 - Disclosure - Goodwill and Other Intangible Assets, net - Reconciliation of Goodwill (Detail) link:presentationLink link:definitionLink link:calculationLink 1046 - Disclosure - Goodwill and Other Intangible Assets, net - Components of Identifiable Intangible assets (Detail) link:presentationLink link:definitionLink link:calculationLink 1047 - Disclosure - Goodwill and Other Intangible Assets, net - Schedule of Estimated Amortization Expense (Detail) link:presentationLink link:definitionLink link:calculationLink 1048 - Disclosure - Cash and Cash Equivalents - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1049 - Disclosure - Credit Facility - Additional information (Detail) link:presentationLink link:definitionLink link:calculationLink 1050 - Disclosure - Leases - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1051 - Disclosure - Leases - Summary of Balance Sheet classification of lease asset and related lease liability (Detail) link:presentationLink link:definitionLink link:calculationLink 1052 - Disclosure - Leases - Schedule of Future Minimum Rental Payments for Operating Leases (Detail) link:presentationLink link:definitionLink link:calculationLink 1053 - Disclosure - Long-Term Payroll Tax Liability - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1054 - Disclosure - Commitments and Contingencies - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1055 - Disclosure - Employee Benefit Plan - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1056 - Disclosure - Stock-Based Compensation - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1057 - Disclosure - Stock-Based Compensation - Summary of Company's Stock Option Activity (Detail) link:presentationLink link:definitionLink link:calculationLink 1058 - Disclosure - Stock-Based Compensation - Summary of Information Regarding the Company's Outstanding and Exercisable Stock Options (Detail) link:presentationLink link:definitionLink link:calculationLink 1059 - Disclosure - Stock-Based Compensation - Summary of Assumptions with Respect to the Black-Scholes Option Pricing Model (Detail) link:presentationLink link:definitionLink link:calculationLink 1060 - Disclosure - Stock-Based Compensation - Summary of Mastech's Restricted Stock Unit Activity (Detail) link:presentationLink link:definitionLink link:calculationLink 1061 - Disclosure - Income Taxes - Components of Income Before Income Taxes (Detail) link:presentationLink link:definitionLink link:calculationLink 1062 - Disclosure - Income Taxes - Provision (Benefit) for Income Taxes (Detail) link:presentationLink link:definitionLink link:calculationLink 1063 - Disclosure - Income Taxes - Reconciliation of Income Taxes (Detail) link:presentationLink link:definitionLink link:calculationLink 1064 - Disclosure - Income Taxes - Components of Deferred Tax Assets and Liabilities (Detail) link:presentationLink link:definitionLink link:calculationLink 1065 - Disclosure - Income Taxes - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1066 - Disclosure - Shareholders' Equity - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1067 - Disclosure - Earnings (Loss) per Share - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1068 - Disclosure - Earnings (Loss) per Share - Schedule of Denominators of Basic and Diluted EPS Computations (Detail) link:presentationLink link:definitionLink link:calculationLink 1069 - Disclosure - Earnings (Loss) per Share - Computation of Basic EPS (Detail) link:presentationLink link:definitionLink link:calculationLink 1070 - Disclosure - Earnings (Loss) per Share - Computation of Diluted EPS (Detail) link:presentationLink link:definitionLink link:calculationLink 1071 - Disclosure - Other Comprehensive Income (Loss) - Summary Of Accumulated Other Comprehensive Income (Loss) (Detail) link:presentationLink link:definitionLink link:calculationLink 1072 - Disclosure - Fair Value Measurements - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1073 - Disclosure - Fair Value Measurements - Schedule of Changes in Contingent Consideration Liability (Detail) link:presentationLink link:definitionLink link:calculationLink 1074 - Disclosure - Fair Value Measurements - Summary of Financial Assets (Liabilities) at Fair Value Measured on Non-recurring Basis (Detail) link:presentationLink link:definitionLink link:calculationLink 1075 - Disclosure - Business Segments and Geographic Information - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1076 - Disclosure - Business Segments and Geographic Information - Summary of Operating Segments (Detail) link:presentationLink link:definitionLink link:calculationLink 1077 - Disclosure - Business Segments and Geographic Information - Summary of Assets by Segment (Detail) link:presentationLink link:definitionLink link:calculationLink 1078 - Disclosure - Business Segments and Geographic Information - Summary of Revenue from External Customers (Detail) link:presentationLink link:definitionLink link:calculationLink 1079 - Disclosure - Related-Party Transactions - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink 1080 - Disclosure - Subsequent Event - Additional Information (Detail) link:presentationLink link:definitionLink link:calculationLink