Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2013

Other Comprehensive Income (Loss), Tax [Abstract]

Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]

	2012			Change		2013
Unrealized appreciation on available-for-sale securities	$	9,900,000		$	216,000	$	10,116,000
Pension liability adjustment	(10,497,618		)	2,710,626		(7,786,992		)
Postretirement liability adjustment	(6,777,155		)	7,959,530		1,182,375
	$	(7,374,773	)	$	10,886,156	$	3,511,383

	2011			Change			2012
Unrealized appreciation on available-for-sale securities	$	3,912,000		$	5,988,000		$	9,900,000
Pension liability adjustment	(9,895,840		)	(601,778		)	(10,497,618		)
Postretirement liability adjustment	(6,213,194		)	(563,961		)	(6,777,155		)
	$	(12,197,034	)	$	4,822,261		$	(7,374,773	)