Investments (Schedule Of Gross Unrealized Loss On Investments) (Details) (USD $)	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	$ 1,651,869	$ 364,849	$ 605,847
Less Than 12 Months, Unrealized Losses	126,850	(6,466)	(29,836)
12 Months or Greater, Fair Value	115,691	215,840	128,538
12 Months or Greater, Unrealized Losses	(9,529)	(5,771)	(6,647)
Total, Fair Value	1,767,560	580,689	734,385
Total, Unrealized Losses	(136,379)	(12,237)	(36,783)
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	455,403	63,620	57,963
Less Than 12 Months, Unrealized Losses	(39,910)	(3,745)	(6,972)
12 Months or Greater, Fair Value	0	21,910	76,496
12 Months or Greater, Unrealized Losses	0	(1,445)	(3,673)
Total, Fair Value	455,403	85,530	134,459
Total, Unrealized Losses	(39,910)	(5,190)	(10,645)
Mutual Funds [Member]
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	17,594		0
Less Than 12 Months, Unrealized Losses	(209)		0
12 Months or Greater, Fair Value	0		2,952
12 Months or Greater, Unrealized Losses	0		(237)
Total, Fair Value	17,594		2,952
Total, Unrealized Losses	(209)		(237)
Preferred Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	302,265		0
Less Than 12 Months, Unrealized Losses	(26,030)		0
12 Months or Greater, Fair Value	0		0
12 Months or Greater, Unrealized Losses	0		0
Total, Fair Value	302,265		0
Total, Unrealized Losses	(26,030)		0
Corporate Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	876,607	301,229	547,884
Less Than 12 Months, Unrealized Losses	(60,701)	(2,721)	(22,864)
12 Months or Greater, Fair Value	115,691	193,930	49,090
12 Months or Greater, Unrealized Losses	(9,529)	(4,326)	(3,037)
Total, Fair Value	992,298	495,159	596,974
Total, Unrealized Losses	$ (70,230)	$ (7,047)	$ (25,901)