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Background and Basis of Presentation	12 Months Ended
	Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Background and Basis of Presentation	1. Background and Basis of Presentation Company and Background Chegg, Inc. (Chegg, the Company, we, us, or our), headquartered in Santa Clara, California, was incorporated as a Delaware corporation in July 2005. Chegg: A Smarter Way to Student®. We strive to improve educational outcomes by putting the student first. We support students on their journey from high school to college and into their careers with tools designed to help them learn their course materials, succeed in their classes, save money on required materials, and learn the most in-demand skills. Our services are available online, anytime and anywhere. Basis of Presentation Our fiscal year ends on December 31 and in this report we refer to the year ended December 31, 2020, December 31, 2019, and December 31, 2018 as 2020, 2019, and 2018, respectively.

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The entire disclosure for the business description and basis of presentation concepts. Business description describes the nature and type of organization including but not limited to organizational structure as may be applicable to holding companies, parent and subsidiary relationships, business divisions, business units, business segments, affiliates and information about significant ownership of the reporting entity. Basis of presentation describes the underlying basis used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).

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-Publisher FASB
-Name Accounting Standards Codification
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