Fair Value Measurements - Summary of Financial Assets and Financial Liabilities Measured at Fair Value (Details) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Securities available for sale:
Total investment securities available for sale	$ 26,430,952	$ 25,595,317
Loans held for sale		2,345,550
State and Muncipal Securities
Securities available for sale:
Total investment securities available for sale	1,098,312	1,894,105
Mortgage Backed Securities
Securities available for sale:
Total investment securities available for sale	863,603	1,027,693
Corporate Bonds
Securities available for sale:
Total investment securities available for sale	24,469,037	22,673,519
Fair Value, Recurring
Securities available for sale:
Total investment securities available for sale	26,430,952	25,595,317
Loans held for sale		2,844,441
Asset derivatives:
Asset derivatives	358,540	487,122
Liability derivatives:
Liability derivatives	358,540	279,709
Fair Value, Recurring | State and Muncipal Securities
Securities available for sale:
Total investment securities available for sale	1,098,312	1,894,105
Fair Value, Recurring | Mortgage Backed Securities
Securities available for sale:
Total investment securities available for sale	863,603	1,027,693
Fair Value, Recurring | Corporate Bonds
Securities available for sale:
Total investment securities available for sale	24,469,037	22,673,519
Fair Value, Recurring | Interest Rate Swaps
Asset derivatives:
Asset derivatives	358,540	271,477
Liability derivatives:
Liability derivatives	358,540	271,477
Fair Value, Recurring | Pay-fixed Interest Rate Swaps
Asset derivatives:
Asset derivatives		215,645
Liability derivatives:
Liability derivatives		8,232
Fair Value, Recurring | Level 2 Inputs
Securities available for sale:
Total investment securities available for sale	26,430,952	25,595,317
Asset derivatives:
Asset derivatives	358,540	487,122
Liability derivatives:
Liability derivatives	358,540	279,709
Fair Value, Recurring | Level 2 Inputs | State and Muncipal Securities
Securities available for sale:
Total investment securities available for sale	1,098,312	1,894,105
Fair Value, Recurring | Level 2 Inputs | Mortgage Backed Securities
Securities available for sale:
Total investment securities available for sale	863,603	1,027,693
Fair Value, Recurring | Level 2 Inputs | Corporate Bonds
Securities available for sale:
Total investment securities available for sale	24,469,037	22,673,519
Fair Value, Recurring | Level 2 Inputs | Interest Rate Swaps
Asset derivatives:
Asset derivatives	358,540	271,477
Liability derivatives:
Liability derivatives	$ 358,540	271,477
Fair Value, Recurring | Level 2 Inputs | Pay-fixed Interest Rate Swaps
Asset derivatives:
Asset derivatives		215,645
Liability derivatives:
Liability derivatives		8,232
Fair Value, Recurring | Level 3 Inputs
Securities available for sale:
Loans held for sale		$ 2,844,441