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Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2022
Accounting Policies [Abstract] |
Schedule of Useful Lives For Property And Equipment | Property and equipment are recorded at cost less accumulated depreciation and content amortization. Depreciation and content amortization are computed using the straight-line method over the following estimated useful lives of the assets:
Classification |  | Useful Life
Content - Textbook Solutions and Questions and Answers |  | Shorter of the licensed content term or 5 years
Content - Other |  | Shorter of the licensed content term or 2.5 years
Leasehold improvements |  | Shorter of the remaining lease term or 5 years
Internal-use software and website development |  | 3 years
Furniture and fixtures |  | 5 years
Computers and equipment |  | 3 years

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