Summary of Significant Accounting Policies - Estimated Useful Lives of Assets (Details)	12 Months Ended
	Dec. 31, 2022
Leasehold Improvements
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Estimated useful lives of assets	10 years
Furniture and Fixtures
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Estimated useful lives of assets	5 years
Computer and office equipment
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Estimated useful lives of assets	3 years
Purchased software
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Estimated useful lives of assets	3 years