Condensed Financial Statements of Parent Company - Condensed Statements of Income (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Interest Expense
Other	$ 3,452,365	$ 3,308,922
Income Tax Expense	823,013	39,754
Net Income	2,640,457	$ 307,654
Parent Company
Income
Interest income	59
Interest Expense
Other	41
Income Before Income Taxes	18
Income Tax Expense	4
Net income before equity in undistributed net income of TC Federal Bank	14
Equity in undistributed net income of TC Federal Bank	2,626
Net Income	$ 2,640