Employee Benefits and Retirement Plans (Details Narrative) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Increase decrease in accrued pension liability	$ 191,451	$ 417,892
Changes to other comprehensive income (loss) on pre-tax basis	126,358	275,809
Increase in fair value of plan assets	569,704
Targeted investment portfolio allocated	30.00%
Targeted investment portfolio is allocated, fixed-income investments, minimum	50.00%
Targeted investment portfolio is allocated, fixed-income investments, maximum	90.00%
Investments	300,000,000
Expected contribute from employer	775,000	1,373,343	600,000
Estimated amortization amounts, net loss	478,643
Expense incurred	655,310	794,090	(83,961)
Stock options exercise period	10 years
Common stock authorized for issuance	196,680
Southwest Georgia Bank 401(K) Plan [Member]
Employee contributions	205,932	192,999	180,717
Employee Stock Ownership Plan [Member]
Expected contribute from employer	275,000	125,000	100,000
ESOP holds Corporation's outstanding common stock	319,597
Number of shares are allocated to participants	317,870
Unreleased shares are pledged as collateral	1,727
Long-term debt incurred from repurchasing participants' shares	20,000
Directors and Executive Officers Stock Purchase Plan [Member]
Employee contributions	900
Expense incurred	$ 272,000	$ 139,325	$ 74,625
Dividend Reinvestment And Share Purchase Plan [Member]
Reinvestment of common stock dividends, voluntary cash payments description		not less than $5 nor more than $5,000 per month
Shares issued through the plan	5,381	6,187	4,059
Shares issued at an average price per share	$ 10.73	$ 9.53	$ 12.50
Equity Securities [Member]
Targeted investment portfolio allocated	20.00%