| Document And Entity Information | 12 Months Ended |
| Dec. 31, 2022 shares | |
| Document Information Line Items | |
| Entity Registrant Name | SCIENJOY HOLDING CORPORATION |
| Trading Symbol | SJ |
| Document Type | 20-F/A |
| Current Fiscal Year End Date | --12-31 |
| Amendment Flag | true |
| Amendment Description | This Amendment No. 3 on Form 20-F/A (the “Amendment No. 3”) is being filed by Scienjoy Holding Corporation (the “Company,” “we,” “our,” or “us”) to amend the Introduction and Item 15 of the Company’s Annual Report on Form 20-F for the fiscal year ended December 31, 2022, originally filed with the U.S. Securities Exchange Commission (the “SEC”) on April 28, 2023 (the “Original Filing”), as amended on May 8, 2023 (the “Amendment No. 1”) and May 12, 2023 (the “Amendment No. 2”). The Company is filing this Amendment No. 3 in response to SEC comments.This Amendment No. 3 consists solely of the cover page, this explanatory note, and Introduction of the Annual Report on Form 20-F, amended Item 15, and certifications by our chief executive officer and chief financial officer. This Amendment No. 3 does not affect any other parts of, or any other exhibits to, the Original Filing, Amendment No. 1, or Amendment No. 2 nor does it reflect events occurring after the date of the Original Filing. Accordingly, this Amendment No. 3 should be read in conjunction with the Original Filing, Amendment No. 1, and Amendment No. 2 and with our filings with the U.S. Securities Exchange Commission subsequent to the Original Filing. |
| Entity Central Index Key | 0001753673 |
| Entity Current Reporting Status | Yes |
| Entity Voluntary Filers | No |
| Entity Filer Category | Non-accelerated Filer |
| Entity Well-known Seasoned Issuer | No |
| Document Period End Date | Dec. 31, 2022 |
| Document Fiscal Year Focus | 2022 |
| Document Fiscal Period Focus | FY |
| Entity Emerging Growth Company | true |
| Entity Shell Company | false |
| Entity Ex Transition Period | false |
| ICFR Auditor Attestation Flag | false |
| Document Registration Statement | false |
| Document Annual Report | true |
| Document Transition Report | false |
| Document Shell Company Report | false |
| Entity File Number | 001-38799 |
| Entity Incorporation, State or Country Code | D8 |
| Entity Address, Address Line One | RM 1118, 11th Floor, Building 3, No. 99 Wangzhou Rd |
| Entity Address, Address Line Two | Liangzhu St |
| Entity Address, Address Line Three | Yuhang District |
| Entity Address, City or Town | Hangzhou |
| Entity Address, Postal Zip Code | 311113 |
| Entity Address, Country | CN |
| Title of 12(b) Security | Class A Ordinary shares, no par value |
| Security Exchange Name | NASDAQ |
| Entity Interactive Data Current | Yes |
| Document Accounting Standard | U.S. GAAP |
| Auditor Name | OneStop Assurance PAC |
| Auditor Location | Singapore |
| Auditor Firm ID | 6732 |
| Business Contact | |
| Document Information Line Items | |
| Entity Address, Address Line One | RM 1118, 11th Floor, Building 3, No. 99 Wangzhou Rd |
| Entity Address, Address Line Two | Liangzhu St |
| Entity Address, Address Line Three | Yuhang District |
| Entity Address, City or Town | Hangzhou |
| Entity Address, Postal Zip Code | 311113 |
| Entity Address, Country | CN |
| Contact Personnel Name | Xiaowu He |
| City Area Code | (86) |
| Local Phone Number | 0571 8858 6668 |
| Contact Personnel Email Address | Email: xiaowu.he@scienjoy.com |
| Class A Ordinary Shares | |
| Document Information Line Items | |
| Entity Common Stock, Shares Outstanding | 36,684,668 |
| Class B Ordinary Shares | |
| Document Information Line Items | |
| Entity Common Stock, Shares Outstanding | 2,925,058 |
