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Description of Business and Principles of Consolidation	12 Months Ended
Description of Business and Principles of Consolidation	Dec. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Description of Business and Principles of Consolidation	Description of Business and Principles of Consolidation Perficient, Inc. (the “Company”) is a digital consultancy. The Company helps its clients use digital technologies to make their businesses more responsive to market opportunities and threats; strengthen relationships with customers, suppliers, and partners; improve productivity; and reduce technology costs. The Company designs, builds, and delivers digital solutions, often using products developed by third-party software providers, to enable its clients to meet the changing demands of an increasingly global and competitive marketplace, drive positive customer experiences, and grow their business. The Company is incorporated in Delaware. The consolidated financial statements include the accounts of the Company and its wholly-owned subsidiaries. All material intercompany accounts and transactions have been eliminated in consolidation.