Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Segment Information - Additional Information (Details)

v3.23.1
Segment Information - Additional Information (Details)
12 Months Ended
Dec. 31, 2022
Segment
Segment Reporting Information [Line Items]  
Number of operating segments 2
Number of operating segments met quantitative threshold percentage 10.00%
Number of reportable segments 2
Product Concentration Risk | Revenue Benchmark | Overseas Art Study Services and Other Educational Services | Maximum  
Segment Reporting Information [Line Items]  
Percentage of net revenue 75.00%