Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details) $ in Thousands		12 Months Ended
	May 10, 2021	Dec. 31, 2021 USD ($) segment	Dec. 31, 2020 USD ($)
Property, Plant and Equipment [Line Items]
Number of business segments | segment		2
Stock split conversion	1.5
Remaining lease terms		10 years
Lease renewal terms		10 years
Employer contribution over employees' gross pay (in percentage)		3.00%
Cash pledged for trading | $		$ 948	$ 477
Non-Qualified Stock Purchase Plan
Property, Plant and Equipment [Line Items]
Discount to the price of shares		10.00%
Preferred Shares, Series A
Property, Plant and Equipment [Line Items]
Dividend rate		9.00%
Dividend rate if shares not redeemed by tenth anniversary		11.00%
Preferred Shares, Series B
Property, Plant and Equipment [Line Items]
Dividend rate		8.00%
Dividend rate if shares not redeemed by tenth anniversary		9.00%
Minimum
Property, Plant and Equipment [Line Items]
Time deposit, interest rates		2.15%
Minimum | Building
Property, Plant and Equipment [Line Items]
Useful life		15 years
Minimum | Leasehold improvements
Property, Plant and Equipment [Line Items]
Useful life		3 years
Minimum | Furniture, fixtures, and equipment
Property, Plant and Equipment [Line Items]
Useful life		3 years
Maximum
Property, Plant and Equipment [Line Items]
Time deposit, interest rates		3.50%
Maximum | Building
Property, Plant and Equipment [Line Items]
Useful life		40 years
Maximum | Leasehold improvements
Property, Plant and Equipment [Line Items]
Useful life		10 years
Maximum | Furniture, fixtures, and equipment
Property, Plant and Equipment [Line Items]
Useful life		10 years