Reserves For Claims (Summary Of The Company's Loss Reserves) (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Reserves For Claims [Abstract]
Known title claims	$ 4,288,643	$ 5,166,370
IBNR	34,019,357	33,911,630
Total loss reserves	$ 38,308,000	$ 39,078,000	$ 37,996,000
% of Known title claims	11.20%	13.20%
% of IBNR	88.80%	86.80%
% of Total loss reserves	100.00%	100.00%