BANK OF SOUTH CAROLINA CORPORATION - PARENT COMPANY (Details 1) (USD $)	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Condensed Statements of Operations
Interest Income	$ 3,050,717	$ 2,991,565	$ 2,969,364	$ 2,995,594	$ 3,007,713	$ 2,712,766	$ 2,950,466	$ 2,828,631	$ 12,007,240	$ 11,499,576	$ 11,099,792
Net income	992,173	893,662	890,267	890,726	834,952	649,368	936,973	768,025	3,666,828	3,189,318	3,110,513
Bank of South Carolina Corporation
Condensed Statements of Operations
Interest Income									257	289	374
Net operating expenses									(213,354)	(138,877)	(136,384)
Dividends received from bank									2,160,000	1,790,000	1,715,000
Equity in undistributed earnings of subsidiary									1,719,825	1,537,906	1,531,523
Net income									$ 3,666,828	$ 3,189,318	$ 3,110,513